Cisco Systems IP Phone 7902G User Manual

Cis c o IP P h o n e Ad m in is t ra t io n Gu id e  
fo r Cis c o Ca llMa n a g e r 3 .3  
Cisco IP Phones 7902G, 7905G, and 7912G  
Co rp o ra t e He a d q u a rt e rs  
Cisco System s, Inc.  
170 West Tasm an Drive  
San J ose, CA 95134-1706  
USA  
Tel: 408 526-4000  
800 553-NETS (6387)  
Fax: 408 526-4100  
Text Part Num ber: OL-6313-01  
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C O N T E N T S  
Preface xi  
Overview xi  
Audience xi  
Objectives xii  
Organization xii  
Related Documentation xiii  
Obtaining Documentation xiv  
World Wide Web xiv  
Documentation CD-ROM xiv  
Ordering Documentation xiv  
Obtaining Technical Assistance xv  
C H A P T E R  
1
Understanding the Cisco IP Phone 7902G 1-2  
Understanding the Cisco IP Phone Models 7905G/7912G 1-4  
What Networking Protocols Are Used? 1-7  
What Features are Supported on the Cisco IP Phone Models  
7902G/7905G/7912G? 1-9  
Feature Overview 1-9  
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Contents  
Configuring Telephony Features 1-10  
Configuring Network Features Using the Cisco IP Phone 1-11  
Understanding the Requirements for Installing and Configuring the Cisco IP Phone  
Models 7902G/7905G/7912G 1-12  
C H A P T E R  
2
Preparing to Install the Cisco IP Phone on Your Network 2-1  
Understanding Interactions with Other Cisco IP Telephony Products 2-1  
Cisco CallManager 2-2  
Understanding How the Cisco IP Phone Interacts with the Cisco Catalyst  
Family of Switches 2-3  
Understanding the Phone Startup Process 2-4  
Obtaining Power from the Switch 2-4  
Loading the Stored Phone Image 2-5  
Configuring VLAN 2-5  
Obtaining an IP Address 2-5  
Accessing TFTP Server 2-6  
Requesting Configuration Files 2-6  
Contacting Cisco CallManager 2-7  
Guidelines for Configuring Ports on the Cisco IP Phone models  
7902G/7905G/7912G 2-8  
Connecting to the Network 2-8  
Using the Network Port 2-8  
Using the Access Port 2-9  
Providing Power to the Cisco IP Phone 2-9  
Power Source Design 2-10  
Redundancy Feature 2-11  
Connecting a Handset to a Cisco IP Phone 2-11  
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Adding Phones to the Cisco CallManager Database 2-12  
Using Auto-Registration 2-12  
Adding Phones Manually 2-14  
Adding Phones Manually Using DHCP 2-14  
Using the Bulk Administration Tool 2-17  
C H A P T E R  
3
Installing the Cisco IP Phone 3-1  
Before You Begin 3-1  
Safety 3-3  
Configuring Startup Network Settings 3-10  
C H A P T E R  
4
Configuring Network Settings on the Cisco IP Phone 4-1  
Configuring Methods 4-1  
Accessing Network Configuration Settings from a Cisco IP Phone 4-2  
Accessing Network Configuration Settings through a Phone’s Web Page 4-3  
Verifying Network Settings 4-4  
Modifying DHCP Settings 4-9  
Enabling DHCP 4-10  
Disabling DHCP 4-11  
Releasing a DHCP Address 4-13  
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Contents  
Configuring IP Settings 4-15  
Assigning an IP Address 4-15  
Assigning a Default Router 4-17  
Assigning a Subnet Mask 4-19  
Assigning a Domain Name 4-20  
Assigning DNS Servers 4-22  
Modifying VLAN Settings 4-24  
Configuring VLAN Settings 4-25  
Disabling VLAN 4-26  
Configuring TFTP Options 4-28  
Configuring CDP 4-32  
C H A P T E R  
5
Configuring Users, Features, and Services 5-1  
Configuring Telephony Features Using Cisco CallManager Administration 5-2  
7902G/7905G/7912G 5-2  
Configuring the Corporate Directory 5-7  
Setting Up Services 5-8  
Providing Information to Users Via a Web Site 5-9  
How Users Obtain Support for the Cisco IP Phone 5-9  
How Users Get Copies of Cisco IP Phone Manuals 5-9  
How Users Subscribe to Services and Configure Phone Features 5-10  
How Users Configure Phone Features 5-11  
How Users Access Voice Messages 5-11  
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Contents  
C H A P T E R  
6
Troubleshooting the Cisco IP Phone 6-1  
Obtaining Status, Model, and Version Information 6-2  
Viewing Status Messages 6-2  
Resetting the Cisco IP Phone 6-8  
Erasing the Local Configuration 6-8  
Updating the Firmware Version 6-10  
Checking the Light Indicators on a Cisco IP Phone 7902G 6-11  
Resolving Startup Problems 6-12  
Symptom: Cisco IP Phone Does Not Start Up 6-12  
Symptom: Cisco IP Phone Not Registering with Cisco CallManager 6-13  
Registering the Phone with Cisco CallManager 6-14  
Checking Network Connectivity 6-14  
Verifying TFTP Server Settings 6-15  
Verifying IP Addressing and Routing 6-15  
Verifying DNS Settings 6-16  
Verifying Cisco CallManager Settings 6-16  
Cisco CallManager and TFTP Services Are Not Running 6-16  
Creating a New Configuration File 6-17  
Symptom: Cisco IP Phone Resetting 6-18  
Verifying Physical Connection 6-19  
Identifying Intermittent Network Outages 6-19  
Verifying DHCP Settings 6-19  
Checking Static IP Address Settings 6-19  
Verifying Voice VLAN Configuration 6-20  
Verifying that the Phones Have Not Been Intentionally Reset 6-20  
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Contents  
Eliminating DNS or Other Connectivity Errors 6-20  
Resolving Known Issues 6-21  
Where to Go for More Information 6-23  
A P P E N D I X  
A
Additional Configuration Methods, Parameters, and Procedures A-1  
TFTP Configuring A-2  
About Profile Files A-3  
Creating or Updating a Profile File A-4  
Profile File Conventions A-4  
Editing a Profile File and Converting it to Binary Format A-5  
Web Page Configuring A-6  
Device Information A-8  
Network Configuration A-8  
Network Statistics A-10  
Device Logs A-11  
Configuration Parameters A-11  
Network Parameters A-11  
Tone Parameters A-16  
Audio Parameters A-19  
Profile File Parameters A-20  
Specifying Firmware Upgrade Instructions for the Cisco IP Phone A-21  
Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G A-22  
IVR System Menu Codes A-22  
Entering Data in the IVR System A-24  
Navigating the IVR System A-26  
Changing the Logo on the Cisco IP Phone LCD Screen A-27  
Collecting Information for Troubleshooting A-30  
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Contents  
A P P E N D I X  
B
Technical Specifications B-1  
Physical and Operating Environment Specifications B-1  
Cable Specifications B-2  
Network Port Pinouts B-2  
I
N D E X  
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Preface  
Overview  
Audience  
Cisco IP Phone Administration Guide for Cisco CallManager 3.3,  
Cisco IP Phones 7902G, 7905G, and 7912G provides the information you need to  
understand, install, configure, and manage the Cisco IP Phone models 7902G,  
7905G, and 7912G on your network.  
Network engineers, system administrators, or telecom engineers should review  
this guide to learn the steps required to properly set up the Cisco IP Phone on the  
network.  
The tasks described are considered to be administration-level tasks and are not  
intended for end-users of the phones. Many of the tasks involve configuring  
network settings and affect the phone’s ability to function in the network.  
Because of the close interaction between the Cisco IP Phone and  
Cisco CallManager, these tasks require familiarity with Cisco CallManager.  
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Preface  
Objectives  
Objectives  
This guide provides the required steps to get the Cisco IP Phone up and running  
on a Voice-over-IP (VoIP) network. Because of the complexity of an IP telephony  
network, this guide does not provide complete and detailed information for  
procedures that you need to perform on the Cisco CallManager application or  
other network devices.  
Chapter  
Description  
Chapter 1, An Overview of the Cisco IP Phone” Provides a conceptual overview and description of  
the Cisco IP Phone.  
Chapter 2, “Preparing to Install the  
Cisco IP Phone on Your Network”  
Describes how the IP Phone interacts with other  
key IP telephony components, and provides an  
overview of the tasks required prior to installation.  
Chapter 3, “Installing the Cisco IP Phone”  
Describes how to properly and safely install and  
configure the Cisco IP Phone on your network.  
Chapter 4, “Configuring Network Settings on the Describes how to configure network settings,  
Cisco IP Phone”  
verify status, and make global changes to the  
Cisco IP Phone.  
Chapter 5, “Configuring Users, Features, and  
Services”  
Provides an overview of procedures for adding  
users to the network, configuring corporate  
directories, and setting up web information  
services.  
Chapter 6, “Troubleshooting the Cisco IP Phone” Provides tips for troubleshooting the  
Cisco IP Phones.  
Appendix A, Additional Configuration Methods, Describes alternative configuration methods for  
Parameters, and Procedures”  
the Cisco IP Phone.  
Appendix B, “Technical Specifications”  
Provides technical specifications of the  
Cisco IP Phone.  
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Preface  
Related Documentation  
Related Documentation  
For more information about Cisco IP Phones, refer to the following publications,  
which are available at this location:  
Find Your Phone Guide on the Web  
Cisco IP Phone 7902G Quick Start Guide  
At a Glance Cisco IP Phone 7905G  
At a Glance Cisco IP Phone 7912G  
Cisco IP Phone 7902G User Guide for Cisco CallManager  
Cisco IP Phone 7905G/7912G User Guide for Cisco CallManager  
Cisco IP Phone 7905G Quick Reference Card for Cisco CallManager  
Regulatory Compliance and Safety Information for the Cisco IP Phone 7900  
Series  
For more information about Cisco CallManager, refer to the following  
publications, which are available at this location:  
http://www.cisco.com/en/US/products/sw/voicesw/ps556/prod_technical_docum  
entation.html  
Cisco CallManager Administration  
Cisco CallManager Administration Guide  
Cisco CallManager System Guide  
Cisco CallManager Serviceability Administration Guide  
Cisco CallManager Serviceability System Guide  
Bulk Administration Tool User Guide  
Cisco IP Phones Services and Features  
Cisco CallManager Features and Services Guide  
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Preface  
Obtaining Documentation  
Obtaining Documentation  
World Wide Web  
You can access the most current Cisco documentation on the World Wide Web at  
http://www.cisco.com, http://www-china.cisco.com, or  
http://www-europe.cisco.com.  
Documentation CD-ROM  
Cisco documentation and additional literature are available in a CD-ROM  
package, which ships with your product. The Documentation CD-ROM is updated  
monthly. Therefore, it is probably more current than printed documentation. The  
CD-ROM package is available as a single unit or as an annual subscription.  
Ordering Documentation  
Registered CCO users can order the Documentation CD-ROM and other Cisco  
Product documentation through our online Subscription Services at  
http://www.cisco.com/cgi-bin/subcat/kaojump.cgi.  
Nonregistered CCO users can order documentation through a local account  
representative by calling Cisco’s corporate headquarters (California, USA) at  
408 526-4000 or, in North America, call 800 553-NETS (6387).  
Documentation Feedback  
If you are reading Cisco product documentation on the World Wide Web, you can  
submit technical comments electronically. Click Feedback in the toolbar and  
select Documentation. After you complete the form, click Submit to send it to  
Cisco.  
You can e-mail your comments to [email protected].  
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Obtaining Technical Assistance  
To submit your comments by mail, for your convenience many documents contain  
a response card behind the front cover. Otherwise, you can mail your comments  
to the following address:  
Cisco Systems, Inc.  
Document Resource Connection  
170 West Tasman Drive  
San Jose, CA 95134-9883  
We appreciate and value your comments.  
Obtaining Technical Assistance  
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technical assistance. Warranty or maintenance contract customers can use the  
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Cisco documentation using the web, e-mail, a self-addressed stamped response  
card included in many printed docs, or by sending mail to Cisco.  
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Customers and partners can self-register on CCO to obtain additional  
personalized information and services. Registered users may order products,  
check on the status of an order and view benefits specific to their relationships  
with Cisco.  
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Obtaining Technical Assistance  
You can access CCO in the following ways:  
WWW: www.cisco.com  
Telnet: cco.cisco.com  
Modem using standard connection rates and the following terminal settings:  
VT100 emulation; 8 data bits; no parity; and 1 stop bit.  
From North America, call 408 526-8070  
From Europe, call 33 1 64 46 40 82  
You can e-mail questions about using CCO to [email protected].  
Technical Assistance Center  
The Cisco Technical Assistance Center (TAC) is available to warranty or  
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To contact by e-mail, use one of the following:  
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English  
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In North America, TAC can be reached at 800 553-2447 or 408 526-7209. For  
other telephone numbers and TAC e-mail addresses worldwide, consult the  
following web site:  
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml.  
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Preface  
Obtaining Additional Publications and Information  
Obtaining Additional Publications and Information  
Information about Cisco products, technologies, and network solutions is  
available from various online and printed sources.  
The Cisco Product Catalog describes the networking products offered by  
Cisco Systems, as well as ordering and customer support services. Access the  
Cisco Product Catalog at this URL:  
Cisco Press publishes a wide range of networking publications. Cisco  
suggests these titles for new and experienced users: Internetworking Terms  
and Acronyms Dictionary, Internetworking Technology Handbook,  
Internetworking Troubleshooting Guide, and the Internetworking Design  
Guide. For current Cisco Press titles and other information, go to Cisco Press  
online at this URL:  
Packet magazine is the Cisco quarterly publication that provides the latest  
networking trends, technology breakthroughs, and Cisco products and  
solutions to help industry professionals get the most from their networking  
investment. Included are networking deployment and troubleshooting tips,  
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certification information, and links to numerous in-depth online resources.  
You can access Packet magazine at this URL:  
iQ Magazine is the Cisco bimonthly publication that delivers the latest  
information about Internet business strategies for executives. You can access  
iQ Magazine at this URL:  
Internet Protocol Journal is a quarterly journal published by Cisco Systems  
for engineering professionals involved in designing, developing, and  
operating public and private internets and intranets. You can access the  
Internet Protocol Journal at this URL:  
http://www.cisco.com/en/US/about/ac123/ac147/about_cisco_the_internet_  
protocol_journal.html  
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Preface  
Document Conventions  
Training—Cisco offers world-class networking training. Current offerings in  
network training are listed at this URL:  
http://www.cisco.com/en/US/learning/le31/learning_recommended_training  
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Alternative keywords are grouped in braces and separated by vertical bars.  
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Preface  
Document Conventions  
Caution  
Means reader be careful. In this situation, you might do something that could  
result in equipment damage or loss of data.  
Warnings use the following conventions:  
Warning  
IMPORTANT SAFETY INSTRUCTIONS  
This warning symbol means danger. You are in a situation that could cause  
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preventing accidents. Use the statement number provided at the end of each  
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vammoja. Ennen kuin käsittelet laitteistoa, huomioi sähköpiirien  
käsittelemiseen liittyvät riskit ja tutustu onnettomuuksien yleisiin  
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mukana toimitettujen käännettyjen turvallisuusvaroitusten joukosta  
varoitusten lopussa näkyvien lausuntonumeroiden avulla.  
SÄILYTÄ NÄMÄ OHJEET  
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Attention  
IMPORTANTES INFORMATIONS DE SÉCURITÉ  
Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une  
situation pouvant entraîner des blessures ou des dommages corporels. Avant  
de travailler sur un équipement, soyez conscient des dangers liés aux circuits  
électriques et familiarisez-vous avec les procédures couramment utilisées  
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avertissements figurant dans les consignes de sécurité traduites qui  
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WICHTIGE SICHERHEITSHINWEISE  
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IMPORTANTI ISTRUZIONI SULLA SICUREZZA  
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apparecchiatura, occorre essere al corrente dei pericoli relativi ai circuiti  
elettrici e conoscere le procedure standard per la prevenzione di incidenti.  
Utilizzare il numero di istruzione presente alla fine di ciascuna avvertenza per  
individuare le traduzioni delle avvertenze riportate in questo documento.  
CONSERVARE QUESTE ISTRUZIONI  
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Advarsel  
VIKTIGE SIKKERHETSINSTRUKSJONER  
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INSTRUÇÕES IMPORTANTES DE SEGURANÇA  
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GUARDE ESTAS INSTRUÇÕES  
¡Advertencia!  
INSTRUCCIONES IMPORTANTES DE SEGURIDAD  
Este símbolo de aviso indica peligro. Existe riesgo para su integridad física.  
Antes de manipular cualquier equipo, considere los riesgos de la corriente  
eléctrica y familiarícese con los procedimientos estándar de prevención de  
accidentes. Al final de cada advertencia encontrará el número que le ayudará  
a encontrar el texto traducido en el apartado de traducciones que acompaña  
a este dispositivo.  
GUARDE ESTAS INSTRUCCIONES  
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Preface  
Document Conventions  
Varning!  
VIKTIGA SÄKERHETSANVISNINGAR  
Denna varningssignal signalerar fara. Du befinner dig i en situation som kan  
leda till personskada. Innan du utför arbete på någon utrustning måste du vara  
medveten om farorna med elkretsar och känna till vanliga förfaranden för att  
förebygga olyckor. Använd det nummer som finns i slutet av varje varning för  
att hitta dess översättning i de översatta säkerhetsvarningar som medföljer  
denna anordning.  
SPARA DESSA ANVISNINGAR  
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Preface  
Document Conventions  
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Preface  
Document Conventions  
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C H A P T E R  
1
An Overview of the Cisco IP Phone  
phone, but it must be configured and managed like other network devices.  
The Cisco IP Phone supports G.711, G.729, G.729a, G.729b, and G.729ab audio  
compression.  
Understanding the Cisco IP Phone 7902G, page 1-2  
Understanding the Cisco IP Phone Models 7905G/7912G, page 1-4  
What Features are Supported on the Cisco IP Phone Models  
7902G/7905G/7912G?, page 1-9  
Understanding the Requirements for Installing and Configuring the Cisco IP  
Phone Models 7902G/7905G/7912G, page 1-12  
Caution  
Caution  
Using a cell phone or mobile phone in close proximity to a Cisco IP Phone might  
cause interference with the speakerphone on your Cisco IP Phone.  
If you plan to power your phone locally (instead of receiving power through the  
Ethernet connection), use only a Cisco 48V volt power supply designed to work  
with a Cisco IP Phone.  
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Chapter 1 An Overview of the Cisco IP Phone  
Understanding the Cisco IP Phone 7902G  
Understanding the Cisco IP Phone 7902G  
The Cisco IP Phone 7902G is a basic telephone that provides voice  
communication over an IP (Internet Protocol) network. This phone allows you to  
place and receive telephone calls and it supports features that you have come to  
expect from a basic telephone—such as call hold, call waiting, call forward, call  
transfer, redial, and conference calling.  
The main components of the Cisco IP Phone 7902G are shown in Figure 1-1.  
Figure 1-1 Cisco IP Phone 7902G Features  
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Understanding the Cisco IP Phone 7902G  
1
2
Cisco IP Phone Indicates the Cisco IP Phone Series to which your phone  
series type  
belongs.  
Label and  
plastic cover  
A paper label, protected by a plastic cover, is used to  
indicate your phone number. You can also note your  
speed dial numbers on this label.  
3
Feature buttons Enable you to engage the Redial, Transfer, Conference,  
and Messages functions.  
Redial  
Transfer  
Conference  
Messages  
4
5
Volume button Increases or decreases volume for the handset. Also  
controls the ring volume (if on-hook).  
Hold button  
Places an active call on hold, resumes a held call, or  
switches between an active call and a held  
call—depending on the line state.  
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Understanding the Cisco IP Phone Models 7905G/7912G  
6
Menu button  
Provides access to the Interactive Voice Response (IVR)  
system.  
7
8
Keypad  
Works exactly like the keypad on a traditional telephone.  
Functions like a traditional handset. The light strip at the  
Handset with  
indicator light top of the handset blinks when the phone rings and  
remains lit to indicate a new voice message (depending  
on your voice messaging system).  
Understanding the Cisco IP Phone Models  
7905G/7912G  
The Cisco IP Phone models 7905G/7912G are designed primarily to fulfill  
requirements for cost-effective IP telephony at the enterprise level, and for small  
and medium-sized businesses and offices. They also are suitable for locations  
where a single-line phone is needed, such as cafeterias, break rooms, lobbies, and  
manufacturing floors.  
The main components of the Cisco IP Phone models 7905G/7912G are shown in  
Figure 1-2.  
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Understanding the Cisco IP Phone Models 7905G/7912G  
Figure 1-2 Cisco IP Phone Models 7905G/ 7912 Features  
1
2
9
8
3
4
6
5
7
10  
1
2
3
LCD screen  
Displays features such as the time, date, your phone  
number, caller ID, call status, and softkey tabs.  
Cisco IP Phone Indicates the Cisco IP Phone Series to which your phone  
series type  
belongs.  
Softkeys  
Enable you to engage any of the functions displayed on  
the corresponding LCD screen tabs. Softkeys point to  
feature options that are displayed along the bottom of  
your LCD screen. Softkey functions change depending  
on the status of your phone (for example, if the phone is  
active or idle).  
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Understanding the Cisco IP Phone Models 7905G/7912G  
4
Navigation  
button  
Enables you to scroll through text and select features  
displayed on the LCD screen. Also provides access to  
speed dial numbers when there are no text or features to  
scroll through.  
5
6
Menu button  
Hold button  
Displays a menu that provides access to a voice  
messaging system, phone logs and directories, settings,  
and services.  
Puts a current call on hold or takes a call off hold.  
7
8
Keypad  
Works exactly like the keypad on a traditional telephone.  
Volume button Increases or decreases volume for the handset and  
speaker. Also controls the ringer volume (if on-hook).  
9
Handset  
Functions like a traditional handset. The light strip at the  
top of the handset blinks when the phone rings and  
remains lit to indicate a new voice message (depending  
on your voice messaging system).  
10 Footstand  
Allows the phone to stand at a convenient angle on a desk  
or table.  
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Chapter 1 An Overview of the Cisco IP Phone  
What Networking Protocols Are Used?  
What Networking Protocols Are Used?  
Cisco IP Phones support several industry-standard and Cisco networking  
protocols for voice communication. Table 1-1 provides an overview of the  
networking protocols that the Cisco IP Phone models 7902G/7905G/7912G  
supports.  
Table 1-1  
Supported Networking Protocols on the Cisco IP Phone  
Networking Protocol  
Purpose  
Usage Notes  
Cisco Discovery  
Protocol (CDP)  
CDP is a device-discovery protocol that The Cisco IP Phone uses CDP to  
runs on all Cisco-manufactured  
equipment.  
communicate information such as  
auxiliary VLAN ID, per port  
power management details, and  
Quality of Service (QoS)  
Using CDP, a device can advertise its  
existence to other devices and receive  
information about other devices in the  
network.  
configurationinformation with the  
Cisco Catalyst switch.  
Dynamic Host  
DHCP dynamically allocates and assigns DHCP is enabled by default. If  
Configuration Protocol an IP address to network devices.  
disabled, you must manually  
configure the IP address, subnet  
mask, gateway, and an TFTP  
server on each phone locally.  
(DHCP)  
DHCP enables you to connect an IP  
phone into the network and have the  
phone become operational without you  
needing to manually assign an IP address Cisco recommends that you use  
or configure additional network  
parameters.  
DHCP custom option 150. With  
this method, you configure the  
TFTP server IP address as the  
option value. For additional  
supported DCHP configurations,  
see Cisco CallManager System  
Guide.  
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Chapter 1 An Overview of the Cisco IP Phone  
What Networking Protocols Are Used?  
Table 1-1  
Supported Networking Protocols on the Cisco IP Phone (continued)  
Networking Protocol  
Purpose  
Usage Notes  
Internet Protocol (IP)  
IP is a messaging protocol that addresses To communicate using IP,  
and sends packets across the network.  
network devices must have an  
assigned IP address, subnet, and  
gateway.  
IP addresses, subnets, and  
gateways identifications are  
automatically assigned if you are  
using the Cisco IP Phone with  
Dynamic Host Configuration  
Protocol (DHCP). If you are not  
using DHCP, you must manually  
assign these properties to each  
phone locally.  
Real-Time Transport  
(RTP)  
RTP is a standard for transporting  
real-time data, such as interactive voice protocol to send and receive  
Cisco IP Phones use the RTP  
and video, over data networks.  
real-time voice traffic from other  
phones and gateways.  
Transmission Control  
Protocol (TCP)  
TCP is a a connection-oriented transport Cisco IP Phones use TCP to  
protocol.  
connect to Cisco CallManager  
and to access XML services.  
Trivial File Transfer  
Protocol (TFTP)  
TFTP allows you to transfer files over the TFTP requires a TFTP server in  
network.  
your network, which can be  
automatically identified from the  
DHCP server. If more than one  
TFTP server is running in your  
network, you must manually  
assign a TFTP server to each  
phone locally.  
On the Cisco IP Phone, TFTP enables  
you to obtain a configuration file specific  
to the phone type.  
User Datagram Protocol UDP is a connectionless messaging  
Cisco IP Phones receive and  
process UDP messages.  
(UDP)  
protocol for delivery of data packets.  
Related Topics  
Modifying DHCP Settings, page 4-9  
Configuring IP Settings, page 4-15  
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Chapter 1 An Overview of the Cisco IP Phone  
Configuring TFTP Options, page 4-28  
Understanding Interactions with Other Cisco IP Telephony Products,  
page 2-1  
Understanding the Phone Startup Process, page 2-4  
What Features are Supported on the Cisco IP Phone  
Models 7902G/7905G/7912G?  
The Cisco IP Phone models 7902G/7905G/7912G function much like traditional  
analog phones, allowing you to place and receive telephone calls.  
In addition to traditional telephony features, the Cisco IP Phone includes features  
This section includes the following topics:  
Feature Overview, page 1-9  
Configuring Telephony Features, page 1-10  
Configuring Network Features Using the Cisco IP Phone, page 1-11  
Providing Users with Feature Information, page 1-11  
Feature Overview  
Cisco IP Phones provide traditional telephony functionality, such as call  
forwarding and transferring, redialing, speed dialing, conference calling, and  
voice messaging system access. Cisco IP phones also provide a variety of other  
features. For an overview telephony features the Cisco IP Phone models  
7902G/7905G/7912G support, and for tips on configuring them, see the  
“Configuring Telephony Features Using Cisco CallManager Administration”  
section on page 5-2.  
Like other network devices, you must configure the Cisco IP Phones to prepare  
them to access Cisco CallManager and the rest of the IP network. Using DHCP,  
you have fewer settings to modify, but you can choose to assign a static IP if your  
network requires it. For instructions on configuring the network settings on the  
Cisco IP Phones, see Chapter 4, “Configuring Network Settings on the  
Cisco IP Phone.”  
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What Features are Supported on the Cisco IP Phone Models 7902G/7905G/7912G?  
The Cisco IP Phone models 7905G/7912G can integrate with the corporate  
Lightweight Directory Access Protocol 3 (LDAP3) standard directory to enable  
users to search for co-workers contact information directly from their IP phones.  
For information about configuring this feature, see the “Configuring the  
information from it directly. This information can assist you in troubleshooting  
any problems users might encounter when using their IP phones. See Chapter 6,  
“Troubleshooting the Cisco IP Phone” for tips on using this information.  
Related Topics  
Configuring Network Settings on the Cisco IP Phone, page 4-1  
Configuring Users, Features, and Services, page 5-1  
Troubleshooting the Cisco IP Phone, page 6-1  
Configuring Telephony Features  
You can modify additional settings from the Cisco CallManager Administration  
application. Use this web-based application to set up phone registration criteria  
and calling search spaces, to configure corporate directories, and to modify phone  
button templates, among other tasks. See the “Configuring Telephony Features  
Using Cisco CallManager Administration” section on page 5-2 and the  
Cisco CallManager Administration Guide for additional information.  
If you are not familiar with the Cisco CallManager Administration application,  
use the context-sensitive help that is available within the application for guidance.  
You can access context-sensitive help by choosing Help > For this screen from  
the main menu bar.  
This guide provides partial instructions for procedures that involve  
Cisco CallManager Administration. These instructions are intended to point you  
to the appropriate window in the Cisco CallManager application and to provide  
some initial guidance.  
For detailed information about using Cisco CallManager, refer to the  
Cisco CallManager documentation suite that is available at this location:  
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What Features are Supported on the Cisco IP Phone Models 7902G/7905G/7912G?  
Related Topic  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
You can locally configure features such as DHCP, TFTP, and IP settings on the  
versions on the phone.  
For more information about configuring features and viewing statistics from the  
phone, see Chapter 4, “Configuring Network Settings on the Cisco IP Phone” and  
Chapter 6, “Troubleshooting the Cisco IP Phone.”  
Related Topics  
Configuring Network Settings on the Cisco IP Phone, page 4-1  
Troubleshooting the Cisco IP Phone, page 6-1  
Providing Users with Feature Information  
If you are a system administrator, you are likely the primary source of information  
for Cisco IP Phone users in your network or company. To ensure that you  
distribute the most current feature and procedural information, familiarize  
yourself with Cisco IP Phone documentation. Make sure to visit the  
Cisco IP Phone web site:  
http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/ip_clmgr/engl  
ish/index.htm.  
From this site, you can view and order various user guides, including wallet cards.  
For complete ordering information, see the “Obtaining Documentation” section  
on page xiv.  
In addition to providing documentation, it is important to inform users of  
available Cisco IP Phone features—including features specific to your company  
or network—and of how to access and customize those features, if appropriate.  
administrators to provide, see the “Providing Information to Users Via a Web  
Site” section on page 5-9.  
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Understanding the Requirements for Installing and Configuring the Cisco IP Phone Models 7902G/7905G/7912G  
Related Topic  
Providing Information to Users Via a Web Site, page 5-9  
Understanding the Requirements for Installing and  
Configuring the Cisco IP Phone Models  
7902G/7905G/7912G  
To install and configure the Cisco IP Phone models 7902G/7905G/7912G, you  
must configure some network settings, set up Cisco CallManager, and make  
Refer to Table 1-2 for an overview of required procedures. For detailed  
information about these steps, refer to the sources shown.  
Note  
You can specify additional configuration settings using profile files stored on the  
TFTP server. For more information, see Appendix A, “Additional Configuration  
Methods, Parameters, and Procedures.”  
Table 1-2  
Overview of Configuration Procedures for the Cisco IP Phone  
Required Task  
Purpose  
For More Information  
1. If the Cisco IP Phone model that  
you want to configure does not  
appear in the Phone Type  
The support patch allows  
Cisco CallManager to identify same web page as the  
a Cisco IP Phone. support patch.  
Refer to instructions on the  
drop-down list in  
Cisco CallManager, go to the  
following URL and install the  
latest support patch for your  
version of Cisco CallManager:  
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Table 1-2  
Overview of Configuration Procedures for the Cisco IP Phone (continued)  
Required Task  
2. Gather the following information Required to configure  
about the phone: Cisco CallManager to support  
the Cisco IP Phones.  
Purpose  
For More Information  
See the following:  
“Adding Phones to the  
Cisco CallManager  
page 2-12  
Model  
MAC address  
Physical location of the phone  
“Configuring  
Cisco CallManager user to  
associate with the phone  
Telephony Features  
Using  
Cisco CallManager  
Administration” section  
on page 5-2  
Partition, calling search space,  
and location information, if  
used  
Cisco CallManager  
System Guide  
Number of lines and  
associated directory numbers  
to assign to the phone  
Cisco CallManager  
Administration Guide  
Features to be added and  
configured to the phone  
3. Configure routers, gateways, and  
switches to handle voice  
communication.  
Establishes the infrastructure See the “Understanding  
for the IP telephony network. How the Cisco IP Phone  
Interacts with the  
Cisco Catalyst Family of  
page 2-3 and the  
documentation included  
with these devices.  
4. Add the phone to  
Provides call processing in the See the “Adding Phones to  
Cisco CallManager.  
IP telephony network.  
the Cisco CallManager  
Database” section on  
page 2-12 and refer to  
Cisco CallManager  
Administration Guide.  
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Understanding the Requirements for Installing and Configuring the Cisco IP Phone Models 7902G/7905G/7912G  
Table 1-2  
Overview of Configuration Procedures for the Cisco IP Phone (continued)  
Required Task  
Purpose  
Determines how the phone is See the “Adding Phones to  
the Cisco CallManager  
and how the directory number Database” section on  
For More Information  
5. Choose to auto-register phones,  
add them to the Cisco CallManager added to Cisco CallManager  
database manually, or use the  
Bulk Administration Tool (BAT) to is assigned.  
add many phones to the database  
simultaneously.  
page 2-12 and refer to  
Cisco CallManager  
Administration Guide.  
6. Choose to power through the  
Cisco AC adapter or  
Determines whether the phone See the “Providing Power to  
receives power from an the Cisco IP Phone” section  
Cisco Catalyst switch.  
external power source over a on page 2-9 or the  
power cord or from the in-line documentation included  
power source over the Ethernet with the Cisco Catalyst  
cable.  
switch.  
7. Install the phone in the network.  
Adds the phone to the network. See Chapter 3, “Installing  
the Cisco IP Phone”.  
8. Configure network settings on the Sets IP settings (if not using  
See the “Configuring IP  
Settings” section on  
page 4-15 and the  
“Configuring TFTP  
Options” section on  
page 4-28.  
Cisco IP Phone.  
DHCP in the network) and  
assigns a TFTP server.  
9. Configure the phone features such Provides enhanced telephony See the “Configuring  
as call waiting, call forward, call  
park, and call pickup.  
functionality.  
Cisco CallManager  
Administration” section on  
page 5-2 and refer to  
Cisco CallManager  
Administration Guide.  
10. Configure directories.  
Integrates with a LDAP3  
standard directory, enabling  
users to search through a  
corporate directory.  
See the “Configuring the  
Corporate Directory”  
section on page 5-7 or refer  
to Cisco CallManager  
Administration Guide.  
Note  
This task does not apply to the  
Cisco IP Phone 7902G.  
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Chapter 1 An Overview of the Cisco IP Phone  
Understanding the Requirements for Installing and Configuring the Cisco IP Phone Models 7902G/7905G/7912G  
Table 1-2  
Overview of Configuration Procedures for the Cisco IP Phone (continued)  
Required Task  
Purpose  
For More Information  
11. Configure Cisco IP Phone services. Allows users to quickly access See the “Setting Up  
information such as weather  
quotes, stocks quotes, or other page 5-8 and refer to  
web-based information that  
uses extensible-markup  
language (XML).  
Services” section on  
Note  
This task does not apply to the  
Cisco IP Phone 7902G.  
Cisco CallManager  
Administration Guide.  
12. Configure directories.  
Note This task does not apply to the  
Cisco IP Phone 7902G.  
Integrates with an LDAP3  
standard directory, enabling  
users to search through a  
corporate directory.  
See the “Configuring the  
Corporate Directory”  
section on page 5-7 and  
refer to Cisco CallManager  
Administration Guide.  
13. Add users to Cisco CallManager. Associates a user with a  
See the “Adding Users to  
phone, enabling access to the Cisco CallManager” section  
User Options web-based on page 5-7 and refer to  
application where users set up Cisco CallManager  
features such as call  
Administration Guide or the  
forwarding and speed dial, and Cisco CallManager  
subscribe to services.  
application online help.  
14. Provide information to end users  
Ensures that users have  
See the “Providing  
Information to Users Via a  
Web Site” section on  
page 5-9.  
about how to use their phones and adequate information to  
how to configure their phone  
options.  
successfully use their  
Cisco IP Phones.  
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Understanding the Requirements for Installing and Configuring the Cisco IP Phone Models 7902G/7905G/7912G  
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C H A P T E R  
2
PreparingtoInstallthe Cisco IP Phone  
on Your Network  
Cisco IP Phones enable you to communicate using voice over a data network. To  
provide this capability, the IP Phones depend upon and interact with several other  
the Cisco IP Phone models 7902G/7905G/7912G and other key components of the  
Voice over IP (VoIP) network:  
Understanding Interactions with Other Cisco IP Telephony Products,  
page 2-1  
Understanding the Phone Startup Process, page 2-4  
Guidelines for Configuring Ports on the Cisco IP Phone models  
7902G/7905G/7912G, page 2-8  
Adding Phones to the Cisco CallManager Database, page 2-12  
Understanding Interactions with Other  
Cisco IP Telephony Products  
To function in the IP telephony network, the Cisco IP Phone must be connected  
to a networking device, such as a Cisco Catalyst switch. You must also register  
the Cisco IP Phone with a Cisco CallManager system before sending and  
receiving calls.  
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Chapter 2 Preparing to Install the Cisco IP Phone on Your Network  
Understanding Interactions with Other Cisco IP Telephony Products  
This section covers the following topics:  
Understanding How the Cisco IP Phone Interacts with Cisco CallManager,  
page 2-2  
Understanding How the Cisco IP Phone Interacts with the Cisco Catalyst  
Family of Switches, page 2-3  
Understanding How the Cisco IP Phone Interacts with  
Cisco CallManager  
Cisco CallManager is an open and industry-standard call processing system.  
Cisco CallManager software runs on a Windows 2000 server and sets up and tears  
down calls between phones, integrating traditional PBX functionality with the  
corporate IP network. Cisco CallManager manages the components of the IP  
telephony system—the phones, access gateways, and the resources necessary for  
such features as call conferencing and route planning.  
For information about configuring Cisco CallManager to work with the IP devices  
described in this chapter, refer to Cisco CallManager Administration Guide and  
Cisco CallManager System Guide.  
Note  
If the Cisco IP Phone model that you want to configure does not appear in the  
Phone Type drop-down list in Cisco CallManager, go to the following URL and  
install the latest support patch for your version of Cisco CallManager:  
Related Topic  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
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Chapter 2 Preparing to Install the Cisco IP Phone on Your Network  
Understanding Interactions with Other Cisco IP Telephony Products  
Understanding How the Cisco IP Phone Interacts with the  
Cisco Catalyst Family of Switches  
The Cisco IP Phone 7912G has an internal Ethernet switch, enabling it to switch  
incoming traffic to the phone, the access port, or to the network port (see the  
“Connecting to the Network” section on page 2-8 for details). The Cisco IP Phone  
models 7902G/7905G do not include an internal Ethernet switch or an access port.  
If a computer is connected to the access port, the computer and the phone share  
the same physical link to the switch and the same port on the switch.  
This shared physical link has the following implications for the VLAN  
configuration on the network:  
The current VLANs might be configured on an IP subnet basis. However,  
additional IP addresses may not be available to assign the phone to the same  
subnet as other devices connected to the same port.  
Data traffic present on the VLAN supporting phones might reduce the quality  
of Voice-over-IP traffic.  
You can resolve these issues by isolating the voice traffic onto a separate VLAN  
on each of the ports connected to a phone. The switch port configured for  
connecting a phone would have separate VLANs configured for carrying:  
Voice traffic to and from the IP phone (auxiliary VLAN)  
Data traffic to and from the PC connected to the switch through the access  
port of the IP phone (native VLAN)  
Isolating the phones on a separate, auxiliary VLAN increases the quality of the  
voice traffic and allows a large number of phones to be added to an existing  
For more information, refer to the documentation included with the  
Cisco Catalyst switch.  
Related Topics  
Connecting to the Network, page 2-8  
Understanding the Phone Startup Process, page 2-4  
Modifying VLAN Settings, page 4-24  
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Understanding the Phone Startup Process  
standard startup process composed of up to seven steps. Depending on your  
specific network configuration, not all of these steps may occur on your  
Cisco IP Phone.  
Each of these steps is described in the sections that follow:  
Configuring VLAN, page 2-5  
Requesting Configuration Files, page 2-6  
Contacting Cisco CallManager, page 2-7  
Related Topics  
Verifying the Phone Startup Process, page 3-9  
Obtaining Power from the Switch  
You can connect the Cisco IP Phone to a Cisco Catalyst switch with one of the  
modules that provides power to the phone (WS-X6348-RJ45V). See the  
“Providing Power to the Cisco IP Phone” section on page 2-9 for details.  
If you use this optional configuration, the phone receives phantom power and  
powers up when you connect the Cisco IP Phone to the switch. The phone then  
sends Cisco Discovery Protocol (CDP) notifications to the switch indicating it is  
ready to receive CDP packets and indicating the power requirement for the phone.  
The switch allocates power and sends it over the network cable.  
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Understanding the Phone Startup Process  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Providing Power to the Cisco IP Phone, page 2-9  
Resolving Startup Problems, page 6-12  
Loading the Stored Phone Image  
The Cisco IP Phone has non-volatile Flash memory in which it stores firmware  
images and user-defined preferences. At startup, the phone runs a bootstrap loader  
that loads a phone image stored in Flash memory. Using this image, the phone  
initializes its software and hardware.  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Resolving Startup Problems, page 6-12  
Configuring VLAN  
If the Cisco IP Phone is connected to a Cisco Catalyst switch, the switch next  
informs the phone of the voice VLAN defined on the switch. The phone needs to  
know its VLAN membership before it can proceed with the Dynamic Host  
Configuration Protocol (DHCP) request for an IP address.  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Modifying VLAN Settings, page 4-24  
Resolving Startup Problems, page 6-12  
Obtaining an IP Address  
If the Cisco IP Phone is using DHCP to obtain an IP address, the phone queries  
the DHCP server to obtain one. If you are not using DHCP in your network, you  
must assign static IP addresses to each phone locally.  
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Understanding the Phone Startup Process  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Modifying DHCP Settings, page 4-9  
Configuring IP Settings, page 4-15  
Resolving Startup Problems, page 6-12  
Accessing TFTP Server  
In addition to assigning an IP address, the DHCP server directs the  
Cisco IP Phone to a TFTP Server. If the phone has a statically defined IP address,  
you must configure the TFTP server locally on the phone; the phone then contacts  
the TFTP server directly.  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Configuring TFTP Options, page 4-28  
Resolving Startup Problems, page 6-12  
Requesting Configuration Files  
The TFTP server has configuration files (.cnf file format or .cnf.xml) for  
telephony devices, which define parameters for connecting to Cisco CallManager.  
In general, any time you make a change in Cisco CallManager that requires the  
phone (device) to be reset, a change has been made to the phone's configuration  
file.  
The .cnf.xml file also contains the information that tells the phone which image  
load it should be running. If this image load differs from the one currently loaded  
on the phone, the phone contacts the TFTP server to request the new image file.  
The phone first requests the file SEPxxxxxxxxxxxx.cnf.xml, where each xx is the  
two-digit lowercase hexadecimal representation of each integer in the phone’s  
MAC address. If the phone cannot find this file, it requests the files  
XMLDefault.cnf.xml and SEDDefault.cnf.  
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Understanding the Phone Startup Process  
After the phone obtains one of the .cnf.xml files or the .cnf file, the  
Cisco IP Phone 7902G requests the profile file ffxxxxxxxxxxxx, the  
Cisco IP Phone 7912G requests the profile file gkxxxxxxxxxxxx, where each xx is  
the two-digit lowercase hexadecimal representation of each integer in the phone’s  
MAC address. If a phone cannot find this profile file, it requests the profile file  
ffdefault.cfg for the Cisco IP Phone 7902G, the profile file lddefault.cfg for the  
7912G. For more information about profile files, see Appendix A, “Additional  
After the phone finds one of the profile files, or if it cannot find a profile file, it  
continues with its startup process.  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Resolving Startup Problems, page 6-12  
Contacting Cisco CallManager  
The configuration file defines how the Cisco IP Phone communicates with  
Cisco CallManager. After obtaining the file from the TFTP server, the phone  
attempts to make a TCP connection to the highest priority Cisco CallManager on  
the list.  
If the phone was manually added to the database, Cisco CallManager identifies  
the phone. If the phone was not manually added to the database and  
auto-register itself in the Cisco CallManager database.  
Cisco CallManager informs devices using .cnf format configuration files of their  
load ID. Devices using .xml format configuration files receive the load ID in the  
configuration file.  
Related Topics  
Understanding the Phone Startup Process, page 2-4  
Resolving Startup Problems, page 6-12  
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Guidelines for Configuring Ports on the Cisco IP Phone models 7902G/7905G/7912G  
Guidelines for Configuring Ports on the  
Cisco IP Phones include ports for connecting the phones to the network and for  
providing power to the phones. These sections provide tips for configuring these  
ports:  
Connecting to the Network, page 2-8  
Providing Power to the Cisco IP Phone, page 2-9  
Connecting to the Network  
The Cisco IP Phone 7912G has two RJ-45 ports labelled “network” and “access.”  
The Cisco IP Phone models 7902G/7905G have one RJ-45 port. Each port  
supports 10/100 Mbps half- or full-duplex connections to external devices. You  
can use either Category 3 or 5 cabling for 10-Mbps connections, but you must use  
use full-duplex mode to avoid collisions.  
See Figure 3-1 for the connection ports available on the back of the Cisco IP  
Phone models 7902G/7905G. See Figure 3-2 for the connection ports available on  
the back of the Cisco IP Phone 7912G  
Related Topics  
Connecting the Cisco IP Phone to the Network, page 3-4  
Using the Network Port, page 2-8  
Using the Network Port  
Use the network port to connect the phone to the network. You must use a  
straight-through cable on this port. The phone can also obtain inline power from  
the Cisco Catalyst switch over this connection. See the “Providing Power to the  
Cisco IP Phone” section on page 2-9 for details.  
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Guidelines for Configuring Ports on the Cisco IP Phone models 7902G/7905G/7912G  
Related Topics  
Connecting the Cisco IP Phone to the Network, page 3-4  
Providing Power to the Cisco IP Phone, page 2-9  
Using the Access Port  
Use the access port to connect a network device, such as a computer, to the phone.  
You must use a straight-through cable on this port.  
Related Topic  
Connecting the Cisco IP Phone to the Network, page 3-4  
Providing Power to the Cisco IP Phone  
You can power a Cisco IP Phone from an external power supply, from a switch  
port, or from a power source between the phone and the switch.  
The Cisco IP Phone can be powered by the following sources:  
External power—optional Cisco AC adapter and power cord for connecting  
to a standard wall receptacle.  
Inline power—inline power provider to the Cisco IP Phone when connected  
to a Cisco Catalyst switch capable of providing inline power.  
Note  
Only the network port supports inline power from the  
Cisco Catalyst switches.  
WS-PWR-PANEL—power patch panel that allows the Cisco IP Phone to be  
connected to existing Catalyst 4000, 5000, and 6000 family 10/100BaseTX  
switching modules.  
This module sends power on pins 4, 5, 7, & 8, which are not used for Ethernet  
signaling. The power patch panel also attempts to verify that the attached  
device is a Cisco IP Phone before providing power.  
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Guidelines for Configuring Ports on the Cisco IP Phone models 7902G/7905G/7912G  
Related Topics  
Connecting the Cisco IP Phone to the Network, page 3-4  
Connecting to the Network, page 2-8  
Understanding Interactions with Other Cisco IP Telephony Products,  
page 2-1  
Power Source Design, page 2-10  
Redundancy Feature, page 2-11  
Power Source Design  
The phone and switch automatically determine which power source the phone  
uses. If the power has to be switched to a different source, the phone user will  
experience different results based on which power source is being used by the  
phone.  
Use the following information to choose a power source for the phone:  
If you plug a phone into the optional power supply before plugging it into the  
network, the phone is powered by the power supply.  
If you then unplug the phone from the power supply, the phone resets. If the  
switch port is configured for 10/100 Mbps, the switch recognizes the loss of  
power and brings the phone back up.  
If the switch port is configured for 10 Mbps only, then you must unplug the  
network connection and plug it back into the phone for the switch to  
If, however, you plugged the network connection into the phone before you  
plugged in the power cord, the phone receives power through the switch, and  
reboots, the phone will then be powered by the power cord.  
Related Topics  
Connecting the Cisco IP Phone to the Network, page 3-4  
Connecting to the Network, page 2-8  
Understanding Interactions with Other Cisco IP Telephony Products,  
page 2-1  
Providing Power to the Cisco IP Phone, page 2-9  
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Guidelines for Configuring Ports on the Cisco IP Phone models 7902G/7905G/7912G  
Redundancy Feature  
For redundancy, you can use the Cisco AC adapter even if you are using inline  
power from the Cisco Catalyst switches. The Cisco IP Phone can share the power  
load being used from the inline power and external power source. If either the  
inline power or the external power goes down, the phone can switch entirely to the  
other power source.  
To use this redundancy feature:  
1. Set the inline power mode to auto on the Cisco Catalyst switch.  
3. Connect the external power supply to the phone after the phone powers up.  
Related Topics  
Connecting the Cisco IP Phone to the Network, page 3-4  
Connecting to the Network, page 2-8  
Understanding Interactions with Other Cisco IP Telephony Products,  
page 2-1  
Providing Power to the Cisco IP Phone, page 2-9  
Connecting a Handset to a Cisco IP Phone  
Each Cisco IP Phone includes a handset designed especially for use with the  
phone. These handsets are interchangeable among Cisco IP Phone models. The  
handsets include a light strip used to indicate voice messages waiting.  
To place and answer calls using a handset, plug the included handset into the back  
of the phone base (see the “Connecting the Cisco IP Phone to the Network”  
section on page 3-4 for details) and pick up the handset.  
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Adding Phones to the Cisco CallManager Database  
Adding Phones to the Cisco CallManager Database  
Before installing any Cisco IP phones, you must make decisions about how you  
want the phones to be added to the Cisco CallManager database. Because  
Cisco CallManager handles call processing in the network, this is a critical step.  
You can add phones to the Cisco CallManager database automatically using  
auto-registration, manually using the Cisco CallManager Administration  
application, or in groups with the Bulk Administration Tool (BAT).  
Once you add a Cisco IP phone using the Cisco CallManager Administration  
application, the Phone Configuration Window in the application displays the  
device name, registration status, and the IP address of the Cisco CallManager to  
which the device is registered.  
This section covers the following topics:  
Using Auto-Registration, page 2-12  
Adding Phones Manually, page 2-14  
Using the Bulk Administration Tool, page 2-17  
Tip  
To get help using the Cisco CallManager application, access context-sensitive  
help by choosing Help > For this page from the main menu bar. For complete  
instructions and conceptual information, refer to Cisco CallManager  
Administration Guide and Cisco CallManager System Guide.  
Using Auto-Registration  
Use auto-registration if you want Cisco CallManager to assign directory numbers  
automatically to new phones as they connect to the IP telephony network. Once a  
phone has auto-registered, you can move it to a new location and assign it to a  
different device pool without affecting its directory number.  
With auto-registration enabled, Cisco CallManager begins the automatic startup  
process to obtain a directory number as soon as you connect the Cisco IP Phone  
to the network. During auto-registration, Cisco CallManager automatically  
assigns the next available sequential directory number to the phone.  
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Adding Phones to the Cisco CallManager Database  
Use auto-registration to quickly get all phones into the Cisco CallManager  
database. You can then modify any settings, such as the directory numbers, from  
Cisco CallManager. If you do not use auto-registration, you must manually add  
phones to the Cisco CallManager database or use the Bulk Administration Tool  
(BAT).  
Use the following procedure as a starting point to enable auto-registration using  
the Cisco CallManager Administration application. For additional information,  
access context-sensitive help from the application or refer to Cisco CallManager  
documentation.  
Procedure  
Step 1  
Step 2  
Log in to the Cisco CallManager Administration application.  
From the menu bar, choose System > Cisco CallManager.  
The Cisco CallManager Configuration window appears.  
Step 3  
Verify that the “Auto-registration disabled on this Cisco CallManager” setting is  
not checked. Cisco CallManager disables the auto-registration by default to  
Step 4  
Step 5  
Step 6  
To modify phone settings, choose Device > Phone. Use the Find and List Phones  
window to enter search criteria for each phone.  
Install the phone by following the instructions in Chapter 3, “Installing the  
Cisco IP Phone.”  
Related Topics  
Adding Phones Manually, page 2-14  
Using the Bulk Administration Tool, page 2-17  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
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Adding Phones to the Cisco CallManager Database  
Adding Phones Manually  
If you want to assign specific directory numbers to a specific Cisco IP Phone  
without using auto-registration, you can manually add each phone to the  
Cisco CallManager database or use the Bulk Administration Tool (BAT).  
Configuration Protocol (DHCP) in your network, then you must configure the IP  
settings and Trivial File Transfer Protocol (TFTP) server locally on each phone.  
Alternatively, if you use DHCP, but want to manually set the TFTP server, then  
allow the phone to start up, using DHCP, before re-assigning the TFTP server.  
See these topics for more information:  
Adding Phones Manually Using DHCP, page 2-14  
Assigning Static IP Addresses, page 2-15  
Adding Phones Manually Using DHCP  
If you are using DHCP in your network, but you are not using auto-registration,  
you can manually add a phone to the Cisco CallManager database. If you are  
using DHCP, you do not need to assign IP addresses or TFTP servers.  
Use the following procedure as a starting point to add phones manually using the  
Cisco CallManager Administration application.  
Procedure  
Step 1  
Step 2  
Log in to the Cisco CallManager Administration application.  
From the menu bar, choose Device > Add a New Device.  
The Add a New Device window appears.  
Step 3  
Step 4  
Select Phone from the Device Type drop-down menu and click Next.  
The Add a New Phone window appears.  
Select a phone type from the drop-down menu and click Next.  
The Phone Configuration window appears. The fields displayed in this window  
depend upon the phone type selected.  
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Adding Phones to the Cisco CallManager Database  
Step 5  
In the Phone Configuration window, you must enter information in the following  
fields:  
Device Pool  
Step 6  
Step 7  
Click Insert.  
The Cisco CallManager Administration application asks if you want to assign a  
directory number.  
To configure additional phone features, see the “Configuring Telephony Features  
Using Cisco CallManager Administration” section on page 5-2 for details.  
For additional information, access context-sensitive help from the application or  
Related Topics  
Using Auto-Registration, page 2-12  
Assigning Static IP Addresses, page 2-15  
Using the Bulk Administration Tool, page 2-17  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
Assigning Static IP Addresses  
If you do not use DHCP in your network, you must assign static IP addresses to  
each phone. You must configure each phone locally.  
Use the following procedure as a starting point to add phones manually using the  
Cisco CallManager Administration application.  
Procedure  
Step 1  
Step 2  
Log in to the Cisco CallManager Administration application.  
From the menu bar, choose Device > Add a New Device.  
The Add a New Device window appears.  
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Chapter 2 Preparing to Install the Cisco IP Phone on Your Network  
Adding Phones to the Cisco CallManager Database  
Step 3  
Step 4  
Select Phone from the Device Type drop-down menu and click Next.  
The Add a New Phone window appears.  
Select a phone type from the drop-down menu and click Next.  
The Phone Configuration window appears. The fields displayed in this window  
depend upon the phone type selected.  
Step 5  
Step 6  
In the Phone Configuration window, enter information in the following fields:  
MAC Address  
Click Insert.  
The Cisco CallManager Administration application asks if you want to assign a  
directory number.  
Step 8  
Install the phone by following the instructions in the Chapter 3, “Installing the  
Step 9  
Configure the IP settings by following the instructions in the “Configuring IP  
Settings” section on page 4-15.  
Step 10 Configure the TFTP server by following the instructions in the “Configuring  
TFTP Options” section on page 4-28.  
Related Topics  
Using Auto-Registration, page 2-12  
Adding Phones Manually Using DHCP, page 2-14  
Using the Bulk Administration Tool, page 2-17  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
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Adding Phones to the Cisco CallManager Database  
Using the Bulk Administration Tool  
The Cisco Bulk Administration Tool (BAT) is a plug-in application for  
Cisco CallManager that enables system administrators to perform batch  
operations, including registration, on large numbers of Cisco IP Phones.  
about using BAT in your network.  
Related Topics  
Using Auto-Registration, page 2-12  
Adding Phones Manually, page 2-14  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
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Adding Phones to the Cisco CallManager Database  
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C H A P T E R  
3
Before You Begin, page 3-1  
Connecting the Cisco IP Phone to the Network, page 3-4  
Mounting the Phone to the Wall, page 3-8  
Verifying the Phone Startup Process, page 3-9  
Configuring Startup Network Settings, page 3-10  
Note  
For each Cisco IP phone that you install in your network, you must first make  
some critical decisions about how to configure the phone in your network. You  
can then safely install the phone and verify its functionality. For information on  
preparing to install, see Chapter 2, “Preparing to Install the Cisco IP Phone on  
Your Network.”  
Before You Begin  
Before installing the Cisco IP Phone, review the requirements in these sections:  
Network Requirements, page 3-2  
Cisco CallManager Configuration, page 3-2  
Safety, page 3-3  
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Before You Begin  
Network Requirements  
For the Cisco IP Phone to successfully operate as a Cisco IP Phone endpoint in  
your network, your network must meet the following requirements:  
Working VoIP Network  
Voice over IP (VoIP) configured on your Cisco routers and gateways  
Cisco CallManager Release 3.3 or higher installed in your network and  
configured to handle call processing  
IP network that supports DHCP or manual assignment of IP address, gateway,  
and subnet mask  
Cisco CallManager Configuration  
The Cisco IP Phone requires Cisco CallManager to handle call processing. Refer  
to the Cisco CallManager Administration Guide or context-sensitive help in the  
properly to manage the phone and to properly route and process calls.  
If you plan to use auto-registration, verify that it is enabled and properly  
configured in Cisco CallManager before connecting any Cisco IP Phone to the  
You must use Cisco CallManager to configure and assign telephony features to  
the Cisco IP Phones. See the “Configuring Telephony Features Using  
Cisco CallManager Administration” section on page 5-2 for details.  
In Cisco CallManager, you can add users to the database and associate them with  
specific phones. By doing this, users gain access to web pages that allow them to  
configure phone options such as call forwarding and speed dialing. See the  
“Adding Users to Cisco CallManager” section on page 5-7 for details.  
Note  
If the Cisco IP Phone model that you want to configure does not appear in the  
Phone Type drop-down list in Cisco CallManager, go to the following URL and  
install the latest support patch for your version of Cisco CallManager:  
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Chapter 3 Installing the Cisco IP Phone  
Before You Begin  
Safety  
Review the following warnings before installing the Cisco IP Phone. To see  
translations of these warnings, refer to the Regulatory Compliance and Safety  
Information for the Cisco IP Phone 7900 Series document that accompanied this  
device.  
Warning  
Warning  
Warning  
Warning  
Warning  
Read the installation instructions before you connect the system to its power  
source.  
Only trained and qualified personnel should be allowed to install, replace, or  
service this equipment.  
Ultimate disposal of this product should be handled according to all national  
laws and regulations.  
Do not work on the system or connect or disconnect cables during periods of  
lightning activity.  
To avoid electric shock, do not connect safety extra low voltage (SELV) circuits  
to telephone network voltage (TNV) circuits. LAN ports contain SELV circuits,  
and WAN ports contain TNV circuits. Some LAN and WAN ports both use RJ-45  
connectors. Use caution when connecting cables.  
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Connecting the Cisco IP Phone to the Network  
The following warnings apply when you use an external power supply.  
Warning  
This product relies on the building's installation for short-circuit (overcurrent)  
protection. Ensure that a fuse or circuit breaker no larger than 120 VAC, 15 A U.S.  
(240 VAC, 10 A international) is used on the phase conductors (all  
current-carrying conductors).  
Warning  
Warning  
The device is designed to work with TN power systems.  
The plug-socket combination must be accessible at all times because it serves  
as the main disconnecting device.  
Connecting the Cisco IP Phone to the Network  
You must connect the Cisco IP Phone to the network and to a power source before  
using it. See Figure 3-1 and Figure 3-2 for graphical overviews of the procedures  
that follow.  
To install a Cisco IP Phone, perform these steps.  
Procedure  
Step 1  
Step 2  
Connect a Category 3 or 5 straight-through Ethernet cable from the switch to the  
network port on the phone.  
See the “Connecting to the Network” section on page 2-8 for guidelines. Each  
Cisco IP Phone ships with one Ethernet cable in the box.  
Connect the handset to its port.  
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Step 3  
Connect a Category 3 or 5 straight-through Ethernet cable from another network  
device, such as a desktop computer, to the access port on the Cisco IP Phone  
7912G (optional).  
See the “Connecting to the Network” section on page 2-8 for guidelines.  
Note  
This option is not available on the Cisco IP Phone models 7902G/7905G.  
Step 4  
Connect the power supply to the Cisco DC Adapter port (optional).  
See the “Providing Power to the Cisco IP Phone” section on page 2-9.  
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Chapter 3 Installing the Cisco IP Phone  
Connecting the Cisco IP Phone to the Network  
Figure 3-1 Cisco IP Phone Models 7902G/ 7905G Cable Connections  
3
2
5
1
4
Network (Ethernet) port  
(10BASE-T)  
Power supply with DC output  
connector. (Optional. Required  
only if power is not supplied  
through an Ethernet connection.)  
1
4
Handset port  
Power cable with wall AC plug.  
Provided if your phone uses  
external power.  
2
3
5
DC adapter port (DC48V)  
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Connecting the Cisco IP Phone to the Network  
Figure 3-2 Cisco IP Phone Model 7912G Cable Connections  
1
2
3
Network port (10BASE-T,  
100BASE-T)  
4
5
6
DC adapter port (DC48V)  
Access port (10BASE-T,  
100BASE-T)  
Power supply with DC connector  
(if included)  
Handset port  
Power cable with AC wall socket  
plug (if included)  
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Chapter 3 Installing the Cisco IP Phone  
Mounting the Phone to the Wall  
Mounting the Phone to the Wall  
You can mount the Cisco IP Phone on the wall by removing the footstand and  
using the mounting bracket on the back of the phone, or you can use special  
brackets available in a Cisco IP Phone wall mount kit. (A wall mount kit must be  
ordered separately from the phone.) If you attach the Cisco IP Phone to the wall  
using the standard footstand and not the wall mount kit, you need to supply the  
following tools and parts:  
Screwdriver  
Screws to secure the Cisco IP phone to the wall  
Use the following procedure to mount the phone on the wall using its mounting  
bracket.  
Before You Begin  
To ensure that the handset attaches securely to a wall-mounted phone, remove the  
handset wall hook from the handset rest, rotate the hook 180 degrees, and reinsert  
the hook. Turning the hook exposes a lip on which the handset catches when the  
phone is vertical. For an illustrated procedure, see Installing the Wall Mount Kit  
for the Cisco IP Phone.  
Procedure  
Step 1  
Step 2  
Remove the footstand from the phone.  
Modify the handset rest so that the handset remains on the ear-piece rest when the  
phone is vertically placed.  
a. Remove the handset from the ear-piece rest.  
b. Locate the tab (handset wall hook) at the base of the ear-piece rest.  
c. Slide this tab out, rotate it 180 degrees (left to right), and reinsert it.  
d. Place the handset on the ear-piece rest.  
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Verifying the Phone Startup Process  
Step 3  
Step 4  
Insert two screws into a wall stud, matching them to the two screw holes on the  
back of the phone.  
The keyholes fit standard phone jack mounts.  
Hang the phone on the wall.  
Verifying the Phone Startup Process  
After the Cisco IP Phone has power connected to it, the phone begins its startup  
process by cycling through the following steps.  
Cisco IP Phone 7902G  
The phone uses a combination of the three LEDs (handset, Hold, and Menu  
buttons) to indicate the phone startup process. After several minutes, startup is  
complete and your phone is ready to use. When all of the LEDs are off, you will  
hear a dial tone when you lift the handset. If the phone does not start up  
successfully, see “Checking the Light Indicators on a Cisco IP Phone 7902G”  
section on page 6-11.  
Cisco IP Phone Models 7905G/7912G  
1. The handset light strip, Hold button, and Menu button flash on and off  
simultaneously.  
2. The LCD screen displays the Cisco Systems, Inc., copyright screen.  
3. The LCD screen displays these messages as the phone starts up:  
Configuring VLAN  
Configuring IP via DHCP  
Configuring CM List  
Opening address (where address is the IP address of the  
Cisco CallManager server)  
Registering  
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Configuring Startup Network Settings  
4. The main LCD screen displays:  
Current date and time  
Primary directory number  
Softkeys  
If the phone successfully passes through these stages, it has started up properly.  
Otherwise, see to the “Resolving Startup Problems” section on page 6-12.  
Configuring Startup Network Settings  
If you are not using DHCP in your network, you must configure these network  
settings on the Cisco IP Phone after installing the phone on the network:  
IP address  
IP subnet mask  
Default gateway IP address  
Domain name  
DNS server IP address  
TFTP server IP address  
Collect this information and follow the procedures defined in Chapter 4,  
“Configuring Network Settings on the Cisco IP Phone.”  
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C H A P T E R  
4
Configuring Network Settings on the  
Cisco IP Phone  
Because the Cisco IP Phone is a network device, it includes many configurable  
network settings, which you might need to modify before the phone is accessible  
and functional for your users.  
The following sections provide details about configuring and verifying these  
network settings:  
Modifying DHCP Settings, page 4-9  
Configuring IP Settings, page 4-15  
Modifying VLAN Settings, page 4-24  
Configuring TFTP Options, page 4-28  
Configuring CDP, page 4-32  
Configuring Methods  
On the Cisco IP Phone 7902G, you can configure network settings using the  
phone’s web page or using its Interactive Voice Response (IVR) system. On the  
Cisco IP Phone models 7905G/7912G, you can configure network settings  
through the phone’s web page or using the Network Configuration screen on the  
phone.  
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Configuring Methods  
settings for the Cisco IP Phone. For more information about web page  
configuration, and for information about IVR system configuration, see  
Appendix A, “Additional Configuration Methods, Parameters, and Procedures.”  
Related Topics  
Accessing Network Configuration Settings from a Cisco IP Phone, page 4-2  
Accessing Network Configuration Settings through a Phone’s Web Page,  
page 4-3  
Accessing Network Configuration Settings from a Cisco IP Phone  
On the Cisco IP Phone models 7905G/7912G, network configuration options in  
the Network Configuration Screen are locked by default to prevent users from  
making changes that could affect network connectivity for a phone.  
the Network Configuration screen. An unlocked padlock icon appears on this  
screen when settings are unlocked and accessible for modification.  
You must unlock the network configuration options from the Network  
Configuration screen before you can configure them. If a password has been  
specified for the phone, you must enter the password when unlocking network  
configuration options. (For more information about passwords, see Appendix A,  
“Additional Configuration Methods, Parameters, and Procedures.”)  
Network configuration options are locked again automatically when you exit the  
Network Configuration Screen.  
The unlocked padlock icon, shown below, appears in the margins of this chapter  
to indicate procedures that require you to unlock settings before modifying them.  
Note  
On the Cisco IP Phone 7902G, network settings are not locked on the phone itself  
because these settings are accessed through the Phone Configuration web page or  
the Interactive Voice Response (IVR) system. See the specific instructions for the  
Cisco IP Phone 7902G in the sections that follow for more information.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring Methods  
To unlock network settings on the Cisco IP Phone models 7905G/7912G, follow  
these steps.  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
Use the Navigation button to select Network Configuration, and then press the  
Select softkey.  
Step 4  
Step 5  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Step 6  
Look at the upper-right portion of your LCD.  
Locked—The icon appears as a locked padlock.  
Unlocked—The icon appears as an unlocked padlock.  
Accessing Network Configuration Settings through a Phones  
Web Page  
The following sections include instructions for setting configuration options  
using a phone’s web page. To set configuration options in this way, you must first  
use the UIPassword parameter in the phone’s profile file to set up a password. If  
you do not set up a password, you will not be able to change network settings, and  
Apply will not be available.  
For more information about the UIPassword parameter, see Table A-4 on  
page A-21.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Verifying Network Settings  
Verifying Network Settings  
On Cisco IP Phone models 7905G/7912G, you can view detailed information  
about the current network settings of the phone. Use this information to  
troubleshoot or to make modifications.  
For the Cisco IP Phone 7902G, you can obtain detailed information about current  
network settings from the Phone Configuration web page or through the IVR  
system.  
To display current network settings for the Cisco IP Phone, follow these steps:  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left:  
Step 2  
a. Select Network Configuration to review network configuration information.  
b. Select Network Statistics to view network statistics.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Verifying Network Settings  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
Use the Navigation button to select Network Configuration, and then press the  
Select softkey.  
Step 4  
Scroll through the options to display the settings described in Table 4-1.  
Table 4-1 Network Settings  
Network Setting  
Description  
Usage Notes  
DHCP Server  
Displays IP address of the Dynamic Host See the “Modifying DHCP  
Configuration Protocol (DHCP) server  
that the phone uses to obtain IP address.  
Settings” section on page 4-9.  
BootP Server  
Indicates whether the phone obtains its  
configuration from a Bootstrap Protocol  
(BootP) server rather than a DHCP server.  
Always displays No.  
Cannot be configured.  
MAC Address  
Host Name  
Identifies the unique Media Access  
Control (MAC) address of the phone.  
Cannot configure.  
Identifies the unique host name assigned Obtained from the DHCP  
to the phone. server.  
Domain Name  
Identifies the name of the Domain Name See the “Assigning a Domain  
System (DNS) domain in which the phone Name” section on page 4-20.  
resides.  
IP Address  
Indicates the Internet Protocol (IP)  
address of the phone.  
See the “Assigning an IP  
Address” section on  
page 4-15.  
Subnet Mask  
Indicates the subnet mask used by the  
phone.  
See the “Assigning a Subnet  
Mask” section on page 4-19.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Verifying Network Settings  
Table 4-1 Network Settings (continued)  
Network Setting  
Description  
Usage Notes  
TFTP Server 1-2  
TFTP Server 1 indicates the primary  
Trivial File Transfer Protocol (TFTP)  
server used by the phone to obtain  
configuration files.  
See the “Assigning a TFTP  
Sever” section on page 4-28.  
TFTP Server 2 displays the IP address of  
the backup TFTP server, which is used to  
obtain configuration files and software  
upgrades if the primary TFTP server is  
unavailable.  
Default Router 1  
DNS Servers 1-2  
Identifies the default gateway used by the See the “Assigning a Default  
phone.  
Router” section on page 4-17.  
Indicates the Domain Name System  
See the “Assigning DNS  
(DNS) server used by the phone to resolve Servers” section on  
the host name of the TFTP server,  
Cisco CallManager system and web server  
host names.  
page 4-22.  
Operational VLAN Id  
Indicates the auxiliary Virtual Local Area Obtained via Cisco Discovery  
Network (VLAN) configured on a Cisco Protocol (CDP) from the  
Catalyst switch in which the phone is a  
member.  
switch to which the phone is  
attached.  
If the phone has not received an auxiliary  
VLAN, then the operational VLAN  
reflects the Administrative VLAN.  
If neither the auxiliary VLAN nor the  
Administrative VLAN are configured,  
then the Operational VLAN field is blank.  
Admin. VLAN Id  
Indicates the auxiliary VLAN in which the See the “Configuring VLAN  
phone is a member.  
Settings” section on  
page 4-25.  
Used only if the phone does not receive an  
auxiliary VLAN from the switch.  
The Administrative VLAN is ignored if an  
auxiliary VLAN is obtained from the  
switch.  
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Verifying Network Settings  
Table 4-1 Network Settings (continued)  
Network Setting  
Description  
Usage Notes  
VLAN Enabled  
Indicates whether VLAN is enabled for  
the phone.  
Displays Yes or No.  
See the “Disabling VLAN”  
section on page 4-26  
CDP Enabled  
Indicates whether Cisco Discovery  
Protocol (CDP) is enabled for the phone.  
CDP allows the phone to be discovered by  
the CiscoWorks2000 network  
Displays Yes or No.  
For more information about  
documentation available at  
this URL:  
management system.  
http://www.cisco.com/  
univercd/cc/td/doc/product/  
rtrmgmt/cw2000/index.htm  
See the “Configuring CDP”  
section on page 4-32  
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Verifying Network Settings  
Table 4-1 Network Settings (continued)  
Network Setting  
Description  
Usage Notes  
CallManager 1-4  
Displays a prioritized list of the  
Cisco CallManager systems that are  
available for processing calls from this  
phone. Possible states include:  
Cannot configure locally. Use  
Cisco CallManager to  
modify.  
Active—the Cisco CallManager  
server from which the phone is  
currently receiving call-processing  
services.  
Standby—the Cisco CallManager  
server to which the phone switches if  
the current server goes down.  
Blank—no TCP connection to this  
Cisco CallManager server.  
This field might also include the  
Survivable Remote Site Telephony  
(SRST) designation, which indicates an  
SRST router capable of providing  
Cisco CallManager functionality with a  
limited feature set. If all other  
Cisco CallManager servers are  
unreachable, this router assumes control  
of call processing. You configure the  
SRST router address using the Device  
Pool section in Cisco CallManager. The  
SRST Cisco CallManager always appears  
last in the list of servers, even if it is  
currently active.  
DHCP Enabled  
Indicates whether DHCP is being used by See the “Modifying DHCP  
the phone. Settings” section on page 4-9.  
DHCP Address Released Allows the IP-address assigned by DHCP See the “Releasing a DHCP  
to be released.  
Address” section on  
page 4-13.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying DHCP Settings  
Table 4-1 Network Settings (continued)  
Network Setting  
Description  
Usage Notes  
Alternate TFTP  
Indicates whether the phone is using an  
alternative TFTP server.  
See the “Enabling an  
Alternate TFTP Server”  
section on page 4-30.  
Alternate DNS  
Indicates whether the phone is using an  
alternative DNS.  
See the “Assigning DNS  
Servers” section on  
page 4-22.  
Alternate Domain  
Indicates whether the phone is using an  
alternative domain name.  
See the “Assigning a Domain  
Name” section on page 4-20  
Erase Configuration  
On the Cisco IP Phone models  
See the “Erasing the Local  
Configuration” section on  
defaults.  
Related Topics  
Verifying Network Settings, page 4-4  
Modifying DHCP Settings, page 4-9  
Configuring IP Settings, page 4-15  
Modifying VLAN Settings, page 4-24  
Configuring TFTP Options, page 4-28  
Dynamic Host Configuration Protocol (DHCP) automatically assigns IP  
addresses to devices when you connect them to the network. This section provides  
information about enabling DHCP and releasing a DHCP-assigned IP address in  
the following topics:  
Enabling DHCP, page 4-10  
Disabling DHCP, page 4-11  
Releasing a DHCP Address, page 4-13  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying DHCP Settings  
Enabling DHCP  
Cisco IP Phones enable DHCP by default, but you can reset the protocol if it  
becomes disabled.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
To enable DHCP, enter 1 in the DHCP field and click Apply.  
Step 2  
Step 3  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying DHCP Settings  
Step 4  
Step 5  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Scroll to DHCP Enabled.  
If DHCP is disabled, the option appears as  
DHCP Enabled NO  
Step 6  
Step 7  
Press the Yes softkey to enable DHCP.  
Press Save.  
Related Topics  
Disabling DHCP, page 4-11  
Releasing a DHCP Address, page 4-13  
Configuring IP Settings, page 4-15  
Disabling DHCP  
If you do not use DHCP in your network, use this procedure to disable DHCP  
before manually assigning IP addresses to Cisco IP phones.  
Note  
Procedures involved in configuring IP settings or TFTP options cannot be  
completed when DHCP is enabled in your network.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying DHCP Settings  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone:  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
To disable DHCP, enter 0 in the DHCP field and click Apply.  
Step 2  
Step 3  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password”, enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
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Modifying DHCP Settings  
Step 5  
Scroll to DHCP Enabled.  
If DHCP is enabled, the option appears as  
DHCP Enabled YES  
Step 6  
Step 7  
Press Save.  
Related Topics  
Enabling DHCP, page 4-10  
Releasing a DHCP Address, page 4-13  
Configuring IP Settings, page 4-15  
Releasing a DHCP Address  
When moving the phone to a new network segment, you should first release the  
DHCP address. You cannot perform this procedure from the Phone Configuration  
web page. Instead, you must use the IVR system (for the Cisco IP Phone 7902G)  
or the phone’s Network Configuration Screen (for the Cisco IP Phone models  
7902G/7912G).  
Using the IVR System (Cisco IP Phone 7902G)  
Step 1  
Step 2  
Step 3  
Lift the handset, then press and hold the Menu button for about 3 seconds.  
Press 4444 to release the DHCP address.  
Hang up the phone. The phone resets.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying DHCP Settings  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Scroll to DHCP Address Released.  
If the DHCP address is currently assigned, the option appears as  
DHCP Address Released NO  
Step 6  
Step 7  
Press the Yes softkey to release the DHCP-assigned IP address.  
Press Save.  
The phone remains in an idle state, without an IP address assigned, until you do  
one of the following actions:  
Manually assign an IP address.  
Power cycle the phone, which enables all default settings, including enabling  
DHCP.  
Related Topics  
Enabling DHCP, page 4-10  
Disabling DHCP, page 4-11  
Configuring IP Settings, page 4-15  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Configuring IP Settings  
Use these guidelines when manually configuring the IP settings:  
You can use 0.0.0.0 for the subnet mask only if the default gateway is also  
0.0.0.0.  
Ensure the TFTP server has an IP address.  
Ensure the default gateway IP address is on the same subnet as the host IP  
address.  
Note  
Procedures involved in configuring IP settings or TFTP options cannot be  
Assigning an IP Address, page 4-15  
Assigning a Default Router, page 4-17  
Assigning a Subnet Mask, page 4-19  
Assigning a Domain Name, page 4-20  
Assigning DNS Servers, page 4-22  
Assigning an IP Address  
The IP address is the unique logical address identifying each host computer, or  
node, on a TCP/IP network. An IP address is a 32-bit number expressed as four  
decimal numbers from 0 to 255 separated by periods.  
Before you can assign an IP address, you must disable DHCP. For instructions,  
see the “Disabling DHCP” section on page 4-11.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone:  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
To set the IP address, enter an address in the StaticIP field and click Apply.  
Step 2  
Step 3  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Step 5  
Step 6  
Step 7  
Scroll to IP Address.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new IP address, using the * key on the  
keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Press Validat.  
Step 8  
Step 9  
Press Save.  
Assigning a Default Router  
If you manually assign an IP address to the Cisco IP Phone, you must indicate the  
default router to be used. The default router provides connectivity to the IP  
network beyond the subnet to which the phone belongs.  
Before you can assign a default router, you must disable DHCP. For instructions,  
see the “Disabling DHCP” section on page 4-11.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
Step 2  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Step 3  
To set the route address, enter an address in the StaticRoute field and click Apply.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Step 7  
Scroll to Default Router.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new IP address, using the * key on the  
keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Press Validat.  
Step 8  
Step 9  
Press Save.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Assigning a Subnet Mask  
The subnet mask is used to partition the IP address into a network and a host  
identifier. The subnet mask is used to mask a portion of the IP address so that  
TCP/IP can distinguish the network ID from the host ID.  
Before you can assign a subnet mask, you must disable DHCP. For instructions,  
see the “Disabling DHCP” section on page 4-11.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
Step 2  
Step 3  
To set the subnet mask, enter an address in the StaticNetMask field and click  
Apply.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Step 7  
Scroll to Subnet Mask.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new IP address, using the * key on the  
keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Press Validat.  
Step 8  
Step 9  
Press Save.  
Assigning a Domain Name  
The domain name is the name of the Domain Name System (DNS) domain in  
which the phone is located. DNS is a hierarchical name for TCP/IP host  
computers that provides standard naming conventions.  
Before assigning a domain name, verify that you have a DNS in your network.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
Step 2  
Step 3  
To set the domain name, enter a domain name in the Domain field and click  
Apply.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Scroll to Alternate Domain.  
If the option appears as  
Alternate Domain NO  
Press the Yes softkey.  
Scroll to Domain Name.  
Press the Edit softkey.  
Step 7  
Step 8  
Step 9  
Use the buttons on the keypad to enter the new domain name, using the * key on  
the keypad to enter periods.  
To enter letters, use the numbers associated with a particular letter. For example,  
the 2 key has the letters ABC. For a lower case “a,” press 2 once. Press the 2 key  
repeatedly to scroll through the available letters and numbers. Pause after the  
selected letter appears on the screen.  
Use the << softkey to correct any mistakes.  
Step 10 Press Validat.  
Step 11 Press Save.  
Assigning DNS Servers  
The DNS setting on the Cisco IP Phone allows users to specify remote computers  
by host names, which are character strings with some mnemonic value, rather than  
by using IP addresses, which are simply strings of numbers.  
The phones use DNS to resolve the host name of TFTP servers,  
Cisco CallManager systems, and web server host names when the system is  
configured to use names rather than IP addresses.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring IP Settings  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
To set the DNS servers:  
Step 2  
Step 3  
a. To set DNS Server1, in the DNSServer1 field enter an address and click  
Apply.  
b. To set DNS Server2, in the DNSServer2 field enter an address and click  
Apply.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying VLAN Settings  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Scroll to Alternate DNS.  
If the option appears as  
Alternate DNS NO  
Press the Yes softkey.  
Scroll to DNS Server 1.  
Press the Edit softkey.  
Step 7  
Step 8  
Step 9  
Use the buttons on the keypad to enter the new domain name, using the * key on  
the keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Step 10 Scroll to DNS Server 2 to add a backup DNS server.  
Step 11 Press Validat.  
Step 12 Press Save.  
You can change the administrative VLAN used by the Cisco IP Phone and, on the  
Cisco IP Phone models 7905G/7912, you can disable or enable VLAN manually.  
This section covers the following topics:  
Configuring VLAN Settings, page 4-25  
Disabling VLAN, page 4-26  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying VLAN Settings  
Configuring VLAN Settings  
If you have an auxiliary VLAN assigned on the Cisco Catalyst switch, that setting  
overrides any changes made on the phone.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
In the VLANSetting field, enter a VLAN ID into bits 18–29 and click Apply.  
Step 2  
Step 3  
For more information about this field, see the VLANSetting parameter in  
Table A-1 on page A-12.  
On the Cisco IP Phone 7902G, you can also review phone settings using the IVR  
system. See the “Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G” section on page A-22.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying VLAN Settings  
Step 3  
Step 4  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Step 7  
Scroll to Admin. VLAN Id.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new Admin VLAN setting.  
Use the << softkey to correct any mistakes.  
Press Validat.  
Step 8  
Step 9  
Press Save.  
Disabling VLAN  
You can disable or enable VLAN manually.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Modifying VLAN Settings  
Step 2  
Step 3  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
To enable VLAN, in the OpFlags field, change bit 5 to 0 (zero).  
To disable VLAN, in the OpFlags field, change bit 5 to 1.  
For more information about this field, see OpFlags parameter in Table A-1 on  
page A-12.  
Step 4  
Click Apply.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Scroll to VLAN Enabled.  
If VLAN is enabled, the option appears as  
VLAN Enabled YES  
Step 6  
Step 7  
Press the No softkey to disable VLAN.  
Press Save.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring TFTP Options  
Configuring TFTP Options  
If you do not use DHCP to direct the Cisco IP Phone to a TFTP server, you must  
manually assign one. You can also assign an alternative TFTP server to use  
instead of the one assigned by DHCP. On the Cisco IP Phone 7902G, you can  
manually enable or disable TFTP.  
This section covers these topics:  
Assigning a TFTP Sever, page 4-28  
Enabling an Alternate TFTP Server, page 4-30  
Assigning a TFTP Sever  
If you are not using DHCP in your network, and you want to change this setting,  
you must manually assign the TFTP server to the phone.  
Before you can manually assign a TFTP server, you must enable an alternate  
TFTP server. For instructions, see the “Enabling an Alternate TFTP Server”  
section on page 4-30.  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
Step 2  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring TFTP Options  
Step 3  
To set the TFTP servers:  
a. To set TFTP Server1, in the TFTPServer1 field enter an address and click  
Apply.  
b. To set TFTP Server2, in the TFTPServer2 field enter an address and click  
Apply.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Step 7  
Scroll to TFTP Server 1.  
Press the Edit softkey.  
Use the buttons on the keypad to enter a new TFTP server address, using the * key  
on the keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Press Validat.  
Step 8  
Step 9  
Scroll to TFTP Server 2 to add a backup TFTP server.  
Step 10 Press Save.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring TFTP Options  
Enabling an Alternate TFTP Server  
If you are using DHCP, but you want to override the TFTP address that the phone  
received through DHCP, enable an alternate TFTP Server.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Scroll to Alternate TFTP.  
If the phone is not using an alternative TFTP server, the option appears as  
Alternate TFTP NO  
Step 6  
Step 7  
Step 8  
Step 9  
Press the Yes softkey.  
Scroll to TFTP Server 1.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new Alternative TFTP Server address,  
using the * key on the keypad to enter periods.  
Step 10 Press Validat.  
Step 11 Scroll to TFTP Server 2 to add a backup TFTP server.  
Step 12 Press Save.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring TFTP Options  
Assigning a Backup TFTP Server  
TFTP Server 2 displays the IP address of the backup TFTP server. This server is  
used to obtain configuration files and software upgrades if the primary TFTP  
server is unavailable.  
Before you can assign a backup TFTP server, the Alternate TFTP setting must  
be set to Yes.  
This procedure does not apply to the Cisco IP Phone 7902G.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
Step 4  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Step 6  
Step 7  
Scroll to TFTP Server 2.  
Press the Edit softkey.  
Use the buttons on the keypad to enter the new Alternative TFTP Server address,  
using the * key on the keypad to enter periods.  
Use the << softkey to correct any mistakes.  
Press the Validat softkey.  
Press Save.  
Step 8  
Step 9  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring CDP  
Configuring CDP  
You can disable or enable Cisco Discovery Protocol (CDP). CDP allows the phone  
to be discovered by the CiscoWorks2000 network management system.  
For more information about CiscoWorks2000, refer to the documentation  
available at this URL:  
http://www.cisco.com/univercd/cc/td/doc/product/rtrmgmt/cw2000/index.htm  
Using the Phone Configuration Web Page (Cisco IP Phone Models 7902G/7905G/7912G)  
Procedure  
Step 1  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left under Change Configuration, click Network Parameters.  
You may be prompted to enter a password.  
The Network Parameters web page appears.  
In the OpFlags field,  
Step 2  
Step 3  
a. To enable CDP, change bit 6 to a zero (0).  
b. To disable CDP, change bit 6 to a 1.  
Using the Phones Network Configuration Screen (Cisco IP Phone Models 7905G/7912G)  
Procedure  
Step 1  
Step 2  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring CDP  
Step 3  
Step 4  
From the Settings menu, use the Navigation button to select Network  
Configuration, and then press the Select softkey.  
From the Network Configuration menu, press **#.  
If your phone displays “Enter Admin Password,” enter your password and then  
press the Enter softkey.  
Make sure that an unlocked padlock icon appears in the upper-right corner of your  
LCD.  
Step 5  
Scroll to CDP Enabled.  
If CDP is enabled, the option appears as  
CDP Enabled Yes  
Step 6  
Step 7  
Press the No softkey to disable CDP.  
Press Save.  
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Chapter 4 Configuring Network Settings on the Cisco IP Phone  
Configuring CDP  
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C H A P T E R  
5
Configuring Users, Features, and  
Services  
After you install Cisco IP Phones in your network, configure their network  
settings, and add them to Cisco CallManager, you must then configure directory  
numbers, assign users, configure features and services.  
Many of the Cisco IP Phone features available to end users require that you  
configure them using the Cisco CallManager Administration application. This  
chapter provides overview of many of the configuration procedures. Detailed  
instructions are available in Cisco CallManager Administration documentation.  
This chapter describes setting up user features and providing users with  
information about those features. See the following topics:  
Configuring Telephony Features Using Cisco CallManager Administration,  
page 5-2  
Adding Users to Cisco CallManager, page 5-7  
Configuring the Corporate Directory, page 5-7  
Setting Up Services, page 5-8  
Providing Information to Users Via a Web Site, page 5-9  
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Chapter 5 Configuring Users, Features, and Services  
Configuring Telephony Features Using Cisco CallManager Administration  
Configuring Telephony Features Using  
Cisco CallManager Administration  
After you add Cisco IP Phones to Cisco CallManager, you can add additional  
functionality to them as described in the “Configuring Telephony Features for the  
Cisco IP Phone models 7902G/7905G/7912G” section on page 5-2.  
Note  
If the Cisco IP Phone model that you want to configure does not appear in the  
Phone Type drop-down list in the Cisco CallManager Administration application,  
go to the following URL and install the latest support patch for your version of  
Configuring Telephony Features for the Cisco IP Phone models  
7902G/7905G/7912G  
Table 5-1 includes, for the Cisco IP Phone models 7902G/7905G/7912G, a list of  
the supported telephony features and tips about how to configure them using the  
Cisco CallManager Administration application. For additional details, refer to  
Cisco CallManager Administration Guide, Cisco CallManager System Guide,  
Cisco CallManager Extended Services Administrator's Guide, or the  
Cisco CallManager Administration application online help.  
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Chapter 5 Configuring Users, Features, and Services  
Configuring Telephony Features Using Cisco CallManager Administration  
Table 5-1 Configuring Telephony Features Using Cisco CallManager Adm inistration  
Feature  
Description  
Configuration Tips  
Auto answer Forces the speakerphone to go off  
hook automatically when an  
From the Cisco CallManager Administration  
application:  
incoming call is received  
1. Choose Device > Phone.  
2. Enter search criteria to locate a specific  
phone and click Find.  
3. Click the device name that you want to  
configure.  
4. In the Directory Numbers list, click the line  
to configure.  
Call park  
Places the call on hold so anyone  
From the Cisco CallManager Administration  
connected to the Cisco CallManager application, choose Feature > Call Park to  
system can retrieve it  
configure.  
Call pickup  
Picks up incoming calls within a  
group  
1. From the Cisco CallManager  
Administration application, choose Feature  
> Call Pickup to configure.  
2. From the Cisco CallManager  
Administration application,  
Choose Device > Phone.  
Enter search criteria to locate a specific  
phone and click Find.  
Click the device name that you want to  
configure.  
In the Directory Numbers list, click the  
line to configure.  
Select the directory number to assign a  
call pickup group.  
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Chapter 5 Configuring Users, Features, and Services  
Configuring Telephony Features Using Cisco CallManager Administration  
Table 5-1 Configuring Telephony Features Using Cisco CallManager Adm inistration (continued)  
Feature Description Configuration Tips  
Call waiting Receives a second incoming call on From the Cisco CallManager Administration  
the same line without disconnecting application:  
the first call  
1. Choose Device > Phone.  
2. Enter search criteria to locate a specific  
phone and click Find.  
3. Click the device name that you want to  
configure.  
4. In the Directory Numbers list, click the line  
to configure.  
Caller ID  
Displays number and name of caller From the Cisco CallManager Administration  
application:  
1. Choose Device > Phone.  
2. Enter search criteria to locate a specific  
phone and click Find.  
3. Click the device name that you want to  
configure.  
4. In the Directory Numbers list, click the line  
to configure.  
5. Enter appropriate information in the  
Directory Number, Display (Internal Caller  
ID), and Line Text Label fields.  
To disable Caller ID, refer to the  
Cisco CallManager documentation.  
Cisco Call  
Back  
Notifies a user when an extension  
that was busy or that did not answer Services Guide for Cisco Call Back  
Refer to Cisco CallManager Features and  
a call is available to take a call.  
Initiates an ad hoc conference and  
configuration procedures.  
Conference  
From the Cisco CallManager Administration  
then conference in other participants application, choose Service > Media Resource  
one at a time.  
> Conference Bridge to configure a device to  
support conferences.  
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Chapter 5 Configuring Users, Features, and Services  
Configuring Telephony Features Using Cisco CallManager Administration  
Table 5-1 Configuring Telephony Features Using Cisco CallManager Adm inistration (continued)  
Feature  
Description  
Configuration Tips  
Forward  
Forwards all calls to the designated From the Cisco CallManager Administration  
directory number  
application:  
1. Choose Device > Phone.  
2. Enter search criteria to locate a specific  
phone and click Find.  
3. Click the device name that you want to  
configure.  
4. In the Directory Numbers list, click the line  
to configure.  
You can configure Forward All, Forward Busy,  
or Forward No Answer.  
Users can also designate the forward numbers  
from their Cisco IP Phone or from the User  
Options web pages.  
Group call  
pickup  
Allows users to pick up incoming  
calls within their own group or in  
other groups  
1. From the Cisco CallManager  
Administration application, choose Feature  
> Call Pickup to configure.  
2. From the Cisco CallManager  
Administration application,  
Choose Device > Phone.  
Enter search criteria to locate a specific  
phone and click Find.  
Click the device name that you want to  
configure.  
In the Directory Numbers list, click the  
line to configure.  
Select the directory number to assign a  
call pickup group.  
Hold  
Places an active call on hold  
This feature requires no configuration, unless  
you want to use music on hold. See  
“Music-on-Hold” in this table for information.  
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Chapter 5 Configuring Users, Features, and Services  
Configuring Telephony Features Using Cisco CallManager Administration  
Table 5-1 Configuring Telephony Features Using Cisco CallManager Adm inistration (continued)  
Feature  
Description  
Configuration Tips  
Meet-Me  
conference  
Enables other callers to join in a  
conference  
From the Cisco CallManager Administration  
application, choose:  
Service > Conference Bridge to configure  
Meet-Me parameters.  
Music-on-  
hold  
Plays music while callers are on hold Refer to Cisco CallManager Features and  
Services Guide for music on hold configuration  
procedures.  
Quality  
Reporting  
Tool  
Allows users to use the QRT softkey Refer to Cisco CallManager Administration  
on a phone to submit information  
about problem phone calls.  
Guide for Quality Reporting Tool configuration  
procedures.  
Redial  
Redials the last number dialed on the This feature requires no configuration.  
Cisco IP Phone  
Speed-dial  
Dials a specified number that has  
been previously stored  
From the Cisco CallManager Administration  
application:  
1. Choose Device > Phone.  
2. Enter search criteria to locate a specific  
phone and click Find.  
3. Click the device name that you want to  
configure.  
4. Click the Add/Update Speed Dials link at  
the top of the web page.  
Users can designate speed-dial numbers using  
the Cisco IP Phone User Options web pages.  
Transfer  
Transfers an active call to another  
directory number  
This feature requires no configuration.  
Voice  
Enables callers to leave messages if Refer to Cisco CallManager Administration  
messaging  
system  
calls are unanswered  
Guide and Cisco CallManager System Guide for  
voice messaging system configuration  
procedures.  
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Chapter 5 Configuring Users, Features, and Services  
Adding Users to Cisco CallManager  
Adding Users to Cisco CallManager  
The Cisco CallManager Administration application allows you to display and  
maintain information about users on the network.  
You must configure features to allow users to perform the following actions:  
Access the corporate directory and other customized directories from a  
Cisco IP Phone  
Create their own personal directories  
Set up their own speed dial and call forwarding numbers  
To set up these features, you must first add users to Cisco CallManager, using  
either of the following methods:  
To add users individually, use the Cisco CallManager Administration  
application and select User >Add a New User.  
Refer to Cisco CallManager Administration Guide, Cisco CallManager  
System Guide, or Cisco CallManager Administration online help in the  
application for details.  
To add users in batches, use the Bulk Administration Tool. This method also  
enables you to set an identical default password for all users.  
Refer to Bulk Administration Tool User Guide for details.  
Configuring the Corporate Directory  
From the Cisco IP Phone models 7905G/7912G, users can look up directory  
numbers for their co-workers. To support this feature, you must first configure  
corporate directories  
Cisco CallManager uses a Lightweight Directory Access Protocol (LDAP)  
directory to store authentication and authorization information about users of  
Cisco CallManager applications, which interface with the Cisco CallManager.  
Authentication establishes the user right to access the system, while authorization  
identifies the telephony resources that a user is permitted to use, such as a specific  
telephone extension.  
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Chapter 5 Configuring Users, Features, and Services  
Setting Up Services  
To install and set up these features, refer to Installing and Configuring the Cisco  
Customer Directory Configuration Plugin. This book guides you through the  
configuration process for integrating Cisco CallManager with Microsoft Active  
Directory and Netscape Directory Server.  
After the LDAP directory configuration completes, users can use the Directories  
menu on the Cisco IP Phone models 7905G/ 7912G to look up users in the  
corporate directory.  
Setting Up Services  
The Menu button on the Cisco IP Phone gives users access to Cisco IP Phone  
services. These services comprise XML applications that enable the display of  
interactive content on the phone. Examples of services include local movie times,  
stock quotes, and weather reports.  
Cisco CallManager provides sample Cisco IP Phone Services applications. You  
can also create customized applications for your site.  
Note  
The Cisco IP Phone models 7905G/ 7912G do not support graphic-based XML  
applications. These phones support audio and text based XML applications only.  
Before a user can access any service,  
You as the system administrator must use the Cisco CallManager  
Administration application to configure available services.  
The user must subscribe to services using the Cisco IP Phone User Options  
application. This web-based application provides a graphical user interface  
(GUI) for limited, end-user configuration of IP Phone applications.  
Before you set up services, gather the URLs for the sites you want to set up and  
verify that users can access those sites from your corporate IP telephony network.  
To set up these services, choose Feature > Cisco IP Phone Services from the  
Cisco CallManager Administration application. Refer to Cisco CallManager  
Administration Guide and Cisco CallManager System Guide for more  
information.  
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Chapter 5 Configuring Users, Features, and Services  
Providing Information to Users Via a Web Site  
After you configure these services, verify that your users have access to the  
Cisco CallManager IP Phone Options web-based application, from which they  
can select and subscribe to configured services. See the “How Users Subscribe to  
Services and Configure Phone Features” section on page 5-10 for a summary of  
the information that you must provide to end users.  
Providing Information to Users Via a Web Site  
current and thorough information to end users.  
Cisco recommends that you create a web page on your internal support site that  
provides end users with important information about their new Cisco IP Phones.  
Consider adding the following types of information to this site:  
How Users Obtain Support for the Cisco IP Phone, page 5-9  
How Users Get Copies of Cisco IP Phone Manuals, page 5-9  
How Users Configure Phone Features, page 5-11  
How Users Access Voice Messages, page 5-11  
How Users Obtain Support for the Cisco IP Phone  
Other documentation for your Cisco IP Phone may instruct users to direct some  
questions to a system administrator. To be able to successfully use some of the  
phone’s features (speed dial numbers, voice messaging system access), users must  
receive information from you or your network team or be able to contact you for  
assistance.  
How Users Get Copies of Cisco IP Phone Manuals  
You should provide end users with access to user documentation for the  
Cisco IP Phones. This documentation includes detailed user instructions for key  
phone features. See the “Related Documentation” section on page xiii for more  
information.  
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Chapter 5 Configuring Users, Features, and Services  
Providing Information to Users Via a Web Site  
Because there are several Cisco IP Phone models available, users might have  
difficulty locating their specific documentation on the Cisco.com website. To  
assist users in finding their documentation, we recommend that you provide links  
to the current documentation. This ensures that users have access to the latest and  
users to Cisco.com, we suggest that you download the PDF files and provide them  
to end users on your website.  
For a list of available documentation, go to the Cisco IP Phone website at:  
index.htm and select your preferred language.  
For more information about viewing or ordering documentation, see the  
“Obtaining Documentation” section on page xiv.  
How Users Subscribe to Services and Configure Phone Features  
End users can perform a variety of activities using the Cisco IP Phone User  
Options web page. These activities vary depending on the Cisco IP Phone model  
a user has, and can include subscribing to services, setting up speed dial and call  
forwarding numbers, configuring ring settings, and creating a personal address  
book. Keep in mind that being able to configure settings on a phone using a web  
site might be a new paradigm for your end users. You need to provide as much  
information as possible to ensure that they can successfully access and use the  
User Options.  
Be sure to provide end users with the following information about the User  
Options page:  
The URL required to access the application.  
http://serverName/CCMUser/, where serverName is the host on which the  
web server is installed.  
A user ID and default password needed to access the application.  
These settings correspond to the values you entered when you added the user  
to Cisco CallManager (see the “Adding Users to Cisco CallManager” section  
on page 5-7).  
A brief description of what a web-based, graphic user interface application is,  
and how it is accessed with a Web browser.  
Outline the tasks that users can expect to accomplish with the application.  
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Chapter 5 Configuring Users, Features, and Services  
Providing Information to Users Via a Web Site  
How Users Configure Phone Features  
End users can perform a variety of activities using the Cisco IP Phone User  
Options web page. These activities vary depending on the Cisco IP Phone model  
a user has, and can include setting up speed dial and call forwarding numbers.  
Keep in mind that being able to configure settings on a phone using a web site  
might be a new paradigm for your end users. You need to provide as much  
information as possible to ensure that they can successfully access and use the  
User Options.  
Be sure to provide end users with the following information about the User  
Options page:  
The URL required to access the application  
http://serverName/CCMUser/, where serverName is the host on which the  
web server is installed.  
A user ID and default password needed to access the application  
These settings correspond to the values you entered when you added the user  
to Cisco CallManager (see the“Adding Users to Cisco CallManager” section  
on page 5-7).  
A brief description of what a web-based, graphic user interface application is,  
and how it is accessed with a web browser.  
Outline the tasks that users can expect to accomplish with the application.  
How Users Access Voice Messages  
Cisco CallManager provides you with the flexibility to integrate with many  
different voice messaging systems, including the Cisco Unity voice messaging  
system. However, because you can integrate with many different systems, you  
must provide users with information about how to use your specific system.  
You should inform each user of the following information:  
How to access the voice messaging system account.  
Make sure that you have used Cisco CallManager to configure the Messages  
button on the Cisco IP Phone.  
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Chapter 5 Configuring Users, Features, and Services  
Providing Information to Users Via a Web Site  
Initial password for accessing the voice messaging system.  
Make sure that you have configured a default voice messaging system  
password for all users.  
How the phone indicates that messages are waiting.  
Make sure that you have used Cisco CallManager to set up a message waiting  
indicator (MWI) method.  
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C H A P T E R  
6
Troubleshooting the Cisco IP Phone  
Cisco IP Phones provide diagnostic information that can assist you with  
Checking the Light Indicators on a Cisco IP Phone 7902G, page 6-11  
Resolving Startup Problems, page 6-12  
Resolving Known Issues, page 6-21  
Where to Go for More Information, page 6-23  
Note  
You can collect information for troubleshooting and store this information in a log  
file. For more information, see the “Collecting Information for Troubleshooting”  
section on page A-30.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Obtaining Status, Model, and Version Information  
Obtaining Status, Model, and Version Information  
information about the current call and the network, and verify the phone model  
and installed firmware version.  
This section covers these topics:  
Viewing Status Messages, page 6-2  
Displaying Network Statistics, page 6-3  
Verifying Model and Serial Number, page 6-5  
Verifying Firmware Version, page 6-6  
Viewing Status Messages  
Use the status messages to diagnose network configuration problems. You can  
access these messages at any point, even if the phone has not finished starting up.  
Note  
This feature does not apply to the Cisco IP Phone 7902G.  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Step 3  
Step 4  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
Select Status, and then press the Select softkey.  
Select Status Messages, and then press the Select softkey.  
The phone displays the name of the configuration file in the following format:  
SEPDefault.cnf.xml or SEPmacaddress  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Obtaining Status, Model, and Version Information  
Related Topics  
Adding Phones Manually, page 2-14  
Configuring IP Settings, page 4-15  
Modifying DHCP Settings, page 4-9  
Verifying Firmware Version, page 6-6  
Configuring TFTP Options, page 4-28  
Displaying Network Statistics  
Network statistics provide information about the phone and network performance.  
Cisco IP Phone 7902G  
Step 1  
Procedure  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
Click Network Statistics hyperlink.  
The Network Statistics page shows the following information:  
Step 2  
Elapsed Time—amount of time that has elapsed since the phone connected to  
Cisco CallManager.  
Receive Packets—number of packets received at the phone.  
Transmit Packets—number of transmitted at the phone.  
Broadcast—number of broadcast packets received.  
Multicast—Number of multicast packets on the network during the elapsed  
time  
Receive errors—number of receive errors at the phone.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Obtaining Status, Model, and Version Information  
Transmit errors—number of transmit errors at the phone.  
Receive overflow—Number packet overflows that the phone has experienced  
during the elapsed time  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Step 3  
Step 4  
Step 5  
Step 6  
Step 7  
Step 8  
Press the Menu button  
Use the Navigation button to select Settings.  
Press the Select softkey.  
Select Status.  
Press the Select softkey.  
Select Network Statistics.  
Press the Select softkey.  
Use the Navigation button to display the available information:  
Rcv—number of packets received at the phone.  
Xmt—number of packets transmitted from the phone.  
REr—number of receive errors at the phone.  
Bcast—number of broadcast packets received.  
Elapsed Time—amount of time that has elapsed since the phone connected to  
Cisco CallManager.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Obtaining Status, Model, and Version Information  
Verifying Model and Serial Number  
You can verify the model and serial number of Cisco IP Phones.  
Cisco IP Phone 7902G  
Step 1  
Procedure  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left, click Device Information.  
Step 2  
The Device Information page displays the Product ID (model number) and serial  
number of the phone.  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Step 3  
Step 4  
Step 5  
Step 6  
Press the Menu button.  
Use the Navigation button to select Settings.  
Press the Select softkey.  
Select Model Information.  
Press the Select softkey.  
Use the Navigation button to display the following information:  
Model Number  
MAC Address  
AppLoadID—Identifier of the firmware running on the phone  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Obtaining Status, Model, and Version Information  
BootLoadID—Identifier of the factory-installed load running on the phone  
Serial Number  
Verifying Firmware Version  
You can verify the firmware version for Cisco IP Phones.  
Cisco IP Phone 7902G  
Step 1  
Procedure  
Open the Phone Configuration web page.  
a. Open your web browser and enter the following URL, where IPaddress is the  
IP address of your phone  
http://IPaddress  
b. Press Enter.  
The Phone Configuration web page appears.  
In the pane on the left, click Device Information.  
The Device Information page displays the following information:  
Step 2  
App Load ID—Identifier of the firmware running on the phone  
Boot Load ID—Identifier of the factory-installed load running on the phone  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Monitoring Cisco IP Phones Remotely  
Step 3  
Step 4  
Select Status, and then press the Select softkey.  
Select Firmware Versions, and then press the Select softkey.  
The following information appears:  
App Load ID  
Boot Load ID  
Version  
Monitoring Cisco IP Phones Remotely  
You can remotely monitor the network activity of any Cisco IP Phone on your  
network using a web browser. To do so, open a web browser and enter the  
following URL, where IPaddress is the currently assigned IP address of the  
phone:  
http://IPaddress  
To confirm the IP address, you can either  
search for a particular phone in Cisco CallManager by choosing Device >  
Phone. Phones registered with Cisco CallManager display the IP address at  
the top of the Phone Configuration page.  
obtain the IP address from the phone itself by choosing Settings > Network  
Configuration > IP Address.  
When you enter the IP address of a Cisco IP Phone into a web browser, the  
following information appears:  
Network information  
Network statistics  
Device logs  
The web page also lets you view and change a variety of configuration parameters.  
For more information about these parameters and how to change them, see  
Appendix A, “Additional Configuration Methods, Parameters, and Procedures.”  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resetting the Cisco IP Phone  
Resetting the Cisco IP Phone  
If you reset the phone, any changes made that have not been saved are lost and set  
back to default settings.  
Cisco IP Phone 7902G  
Procedure  
Press **#** to reset the Cisco IP Phone 7902G.  
The phone cycles through normal startup procedures.  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Press **#** to reset the Cisco IP Phone.  
The phone displays “Do you want to reboot the phone?”  
Press the Yes softkey.  
The phone cycles through normal startup procedures.  
Erasing the Local Configuration  
If you want to erase all locally stored configuration options, you can erase the  
configuration and restore settings to their default values, including enabling  
DHCP.  
Caution  
Erasing the local configuration removes all user-defined changes, except ringer  
sound, made locally on the Cisco IP Phone. If you choose this option, these  
settings are set back to their default values.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Erasing the Local Configuration  
Cisco IP Phone 7902G  
Procedure  
Step 1  
Step 2  
Step 3  
Step 4  
Lift the handset, then press and hold the Menu button for about 3 seconds.  
Press # to go to the extended menu.  
Enter the code # 322873738.  
Hang up the phone. The phone resets.  
Cisco IP Phone Models 7905G/7912G  
Procedure  
Step 1  
Step 2  
Step 3  
Press the Menu button.  
Use the Navigation button to select Settings, and then press the Select softkey.  
Use the Navigation button to select Network Configuration, and then press the  
Select softkey.  
Step 4  
Perform either of these procedures:  
Procedure A:  
Press **2. The phone displays “Do you want to reset all system settings  
to default values?”  
Press the Yes softkey.  
Procedure B:  
Press **#. If your phone displays “Enter Admin Password,” enter your  
password and then press the Enter softkey. Make sure that an unlocked  
padlock icon appears in the upper-right corner of your LCD.  
Scroll to Erase Configuration.  
Press the Yes softkey and then press the Save softkey.  
The phone cycles through normal startup procedures.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Updating the Firmware Version  
Updating the Firmware Version  
You can update the firmware version using the Cisco CallManager Administration  
application. You can also update the firmware version using a profile file. See  
Appendix A, “Additional Configuration Methods, Parameters, and Procedures”  
for information about profile files.  
Before You Begin  
Read the “Read Me” files included with Cisco software updates. These files  
provide important updated information about installing and configuring the new  
software.  
Procedure  
Step 1  
Obtain an updated phone load.  
You can download the latest available software from the Cisco Service & Support  
Software Center:  
Step 2  
Step 3  
Install the update.  
From the Cisco CallManager Administration choose System > Device Defaults.  
Locate the Device Type field corresponding to the model IP Phone.  
Enter the new device load in the Load Information field.  
Step 4  
You can typically locate this information in the Read Me file distributed with the  
software update. The Read Me file for the Cisco IP Phone models 7905G/7912G  
begins with LD  
Step 5  
Step 6  
Click Update.  
From Cisco CallManager Administration, choose System > CallManager  
Group.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Checking the Light Indicators on a Cisco IP Phone 7902G  
Step 7  
Step 8  
From the Cisco CallManager Group list, choose the group you want to update.  
Click Reset Devices.  
Related Topic  
Verifying Firmware Version, page 6-6  
Checking the Light Indicators on a  
Cisco IP Phone 7902G  
Refer to the following table for explanations about the light indicators on a  
Cisco IP Phone 7902G.  
Problem  
Explanation  
After the phone is connected to power, the There is no Ethernet link. See the “Connecting the Cisco  
phone Hold and Menu buttons blink red  
and green respectively.  
IP Phone to the Network” section on page 3-4 and the  
“Symptom: Cisco IP Phone Does Not Start Up” section  
on page 6-12.  
After the phone is connected to power, the The VLAN is not set up. See the “Modifying DHCP  
phone Menu button blinks green about  
Settings” section on page 4-9.  
every two seconds.  
After the phone is connected to power, the The IP address is not set up. See the “Assigning an IP  
phone Menu button blinks twice about  
Address” section on page 4-15.  
every two seconds.  
After the phone is connected to power, the The Cisco CallManager is not set up. See the “Adding  
phone Menu button blinks three times  
about every two seconds.  
Phones to the Cisco CallManager Database” section on  
page 2-12.  
After the phone is connected to power, the The phone is not registered. See the “Symptom: Cisco IP  
phone Hold button is steady red and the  
Menu button is steady green.  
Phone Not Registering with Cisco CallManager” section  
on page 6-13.  
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Resolving Startup Problems  
Problem  
Explanation  
After the phone is connected to power, the The phone has a duplicate IP address. See the “Assigning  
phone handset indicator light is steady red an IP Address” section on page 4-15.  
and the Menu button is steady green.  
The phone Hold button flashes red and the The phone’s firmware is being upgraded. After the  
Menu button flashes green at the same  
upgrade, all LEDs on the phone should be off.  
time.  
Resolving Startup Problems  
After installing a Cisco IP Phone into your network and adding it to  
Phone Startup Process” section on page 3-9. If the phone does not start up  
properly, these sections can help you resolve the problem:  
Symptom: Cisco IP Phone Does Not Start Up, page 6-12  
Symptom: Cisco IP Phone Not Registering with Cisco CallManager,  
page 6-13  
Symptom: Cisco IP Phone Resetting, page 6-18  
Note  
Any procedures that refer to an LCD screen display problem apply only to the  
Cisco IP Phone models 7905G/7912G.  
Symptom: Cisco IP Phone Does Not Start Up  
If you connect a Cisco IP Phone into the network port, the LEDs should light up  
and, on the Cisco IP Phone models 7905G/7912G, messages should appear on the  
LCD display. (See the Verifying the Phone Startup Process” section on page 3-9  
for information on the normal startup process.) If the phone does not proceed  
through this normal startup process, you must determine if the phone is functional  
or if anything else in the configuration is causing the phone to not start up  
properly.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
To determine whether the phone is functional, you must eliminate any other  
potential problems, such as faulty cables, network outages, lack of power, and so  
on. Follow these suggestions to systematically eliminate these other causes.  
Procedure  
Step 1  
To verify that the network port is functional:  
a. Exchange the Ethernet cables with cables you know are functional.  
b. Disconnect a functioning Cisco IP Phone from another port and connect it to  
this network port to verify the port is active.  
c. Connect the Cisco IP Phone that will not start up to a different network port  
that you know to be good.  
d. Connect the Cisco IP Phone that will not start up directly to the port on the  
switch, eliminating the patch panel connection in the office.  
Step 2  
To verify that the phone is receiving power:  
a. Verify that the electrical outlet is functional.  
b. If you are using in-line power, use the external power supply instead.  
c. If you are using the external power supply, switch with a unit you know to be  
functional.  
Step 3  
Cisco IP Phone models 7905G/7912G only. If, after attempting these solutions,  
the LCD screen persists in not displaying any characters for at least five minutes,  
contact a Cisco technical support representative for additional assistance.  
Symptom: Cisco IP Phone Not Registering with  
Cisco CallManager  
If a phone proceeds past the first stage (LED buttons flashing on and off), and, on  
a Cisco IP Phone model 7905G/7912G, continues to cycle through the messages  
displaying on the LCD screen, then the phone is not starting up properly. The  
phone cannot successfully start up unless it is connected to the Ethernet network  
and it has registered with a Cisco CallManager server.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
These sections can assist you in determining the reason the phone is unable to start  
up properly:  
Verifying IP Addressing and Routing, page 6-15  
Verifying DNS Settings, page 6-16  
Verifying Cisco CallManager Settings, page 6-16  
Cisco CallManager and TFTP Services Are Not Running, page 6-16  
Registering the Phone with Cisco CallManager  
Registration with a Cisco CallManager server can only be successful if the phone  
has been added to the server or if auto-registration is enabled. Review the  
information and procedures in the “Adding Phones to the Cisco CallManager  
Database” section on page 2-12 to ensure that the phone has been added to the  
Cisco CallManager database.  
To verify that the phone is in the Cisco CallManager database, use Device > Find  
from Cisco CallManager to search for the phone based on its MAC Address.  
Verify the MAC address to search for by pressing Settings > Network  
Configuration > MAC address on the phone.  
If the phone is already in the Cisco CallManager database, its configuration file  
might be damaged. See the “Creating a New Configuration File” section on  
page 6-17 for assistance.  
Checking Network Connectivity  
If the network is down between the phone and the TFTP server or  
Cisco CallManager, the phone cannot start up properly. Ensure that the network  
is currently up and running.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
Verifying TFTP Server Settings  
The Cisco IP Phone uses the TFTP server setting (Settings > Network  
Configuration > TFTP Server 1) to identify the Cisco CallManager server. If  
this setting is incorrect, the Cisco IP Phone might continually cycle while  
attempting to contact the identified TFTP Server.  
If you have assigned a static IP address to the phone, you must manually enter this  
setting. See the “Configuring IP Settings” section on page 4-15.  
If you are using DHCP, the phone obtains the address for the TFTP server from  
the DHCP server. Check the IP address configured in Option 150. Refer to  
You can also enable the phone to use an alternate TFTP server (Settings >  
Network Configuration > Alternate TFTP Server). This is particularly useful  
if this phone was recently moved from a different location, such as a test lab to a  
production network.  
You must unlock the network settings before you can assign an alternate TFTP  
server (see “Accessing Network Configuration Settings from a Cisco IP Phone”  
section on page 4-2).  
Verifying IP Addressing and Routing  
You should verify the IP addressing and routing settings on the IP Phone. If you  
are using DHCP, the DHCP server should provide these values. If you have  
assigned a static IP address to the phone, you must enter these values manually.  
On the Cisco IP Phone, press Settings > Network Configuration and check for  
the following problems:  
DHCP Server—has no address  
If you have assigned a static IP address to the phone, you do not need to enter  
a value here. However, if you are using a DHCP server, this field must have a  
value. If it does not, check your IP routing and VLAN configuration. Refer to  
Troubleshooting Switch Port Problems on Cisco.com:  
IP address, subnet mask, or default router—have no addresses  
If you have assigned a static IP address to the phone, you must manually enter  
these settings. See the “Configuring IP Settings” section on page 4-15.  
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Resolving Startup Problems  
If you are using DHCP, check the IP addresses distributed by your DHCP server.  
Refer to Understanding and Troubleshooting DHCP in Catalyst Switch or  
Enterprise Networks on Cisco.com:  
Verifying DNS Settings  
If you are using DNS to refer to the TFTP server or Cisco CallManager, you must  
ensure you have specified a DNS server (Settings > Network Configuration >  
DNS Server 1). You should also verify that you have a CNAME entry in the DNS  
server for the TFTP server and Cisco CallManager system.  
You must also ensure that DNS is configured to do reverse look-ups. The default  
setting on Windows 2000 is to perform forward-only look-ups.  
Verifying Cisco CallManager Settings  
On the Cisco IP Phone, press Settings > Network Configuration >  
CallManager 1, 2, 3, 4. The Cisco IP Phone attempts to open a TCP connection  
to all the Cisco CallManager servers that are part of the assigned  
Cisco CallManager group. If none of these fields have IP addresses or state  
“Active” or “Standby”, the phone is not properly registered with  
Cisco CallManager. See the “Registering the Phone with Cisco CallManager”  
section on page 6-14 for tips on resolving this problem.  
Cisco CallManager and TFTP Services Are Not Running  
If the Cisco CallManager or TFTP services are not running, phones might not be  
able to start up properly. However, in this case, it is likely that you are  
experiencing a system-wide failure. Rather than being isolated to one phone that  
is experiencing problems, in this situation many or all phones and other devices  
are not able to start up properly.  
If the Cisco CallManager service is not running, all devices on the network that  
rely on it to make phone calls will be affected. If the TFTP service is not running,  
many devices will not be able to start up successfully.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
Procedure  
Step 1  
From the Cisco CallManager Administration window, choose Application >  
Cisco CallManager Serviceability.  
Step 2  
Step 3  
Choose Tools > Control Center.  
From the Servers column, choose the primary Cisco CallManager server.  
The window displays the service names for the server that you chose, the status  
of the services, and a service control panel to stop or start a service.  
Step 4  
If a service has stopped, click the Start button.  
The Service Status symbol changes from a square to an arrow.  
Creating a New Configuration File  
If you continue to have problems with a particular phone, despite all attempts at  
resolution, the configuration file might be corrupted. You can manually create a  
new configuration file by following this procedure:  
Procedure  
Step 1  
From Cisco CallManager, select Device > Phone > Find to locate the phone  
experiencing problems.  
Step 2  
Step 3  
Choose Delete to remove the phone from the Cisco CallManager database.  
In Cisco CallManager, choose Service > Cisco TFTP > Advanced and make sure  
that False appears in the Enable Caching of Configuration Files in the Cisco TFTP  
Configuration page.  
Step 4  
Step 5  
Search the hard drive of the Cisco CallManager server for files named  
SEP*.cnf.xml. This file should be in a folder containing the configuration files for  
all the registered phones.  
Make a copy of a configuration file for a functional phone of the same type as the  
problematic phone. For example, if the phone experiencing problems is a  
Cisco IP Phone 7905G, make a copy of a configuration file for another phone of  
this model.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
Rename this to match the name of the configuration file for the problematic  
phone.  
Use the convention SEP<MAC address>.cnf.xml, where <MAC address> is the  
MAC address for the deleted phone.  
Step 7  
Step 8  
Replace the old configuration file with the new one you created.  
Add the phone to Cisco CallManager database. See the “Adding Phones  
Manually” section on page 2-14 for details.  
Step 9  
Power cycle the phone.  
Symptom: Cisco IP Phone Resetting  
Once a Cisco IP Phone has properly started up and registered with  
Cisco CallManager, you can reset it, forcing it to go through the startup process.  
At times, you might want to intentionally do this. For example, if you want to  
force a firmware upgrade from Cisco CallManager on to the phone. Anytime a  
phone has to load a new image, it has to restart itself and re-register with  
Cisco CallManager using the new image  
However, if users report that their phones appear to be resetting during calls or  
while idle on their desk, you should investigate the cause. If the network  
should not reset on its own.  
connecting to the Ethernet network or to Cisco CallManager. These sections can  
Verifying DHCP Settings, page 6-19  
Checking Static IP Address Settings, page 6-19  
Verifying Voice VLAN Configuration, page 6-20  
Verifying that the Phones Have Not Been Intentionally Reset, page 6-20  
Eliminating DNS or Other Connectivity Errors, page 6-20  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
Verifying Physical Connection  
Verify that the Ethernet connection to which the Cisco IP Phone is connected is  
up-and-running. For example, check if the particular port or switch to which the  
phone is connected is down.  
Identifying Intermittent Network Outages  
Intermittent network outages affect data and voice traffic differently. Your  
network might have been experiencing intermittent outages without detection, but  
data traffic can resend lost packets and verify packets are received and  
transmitted.  
However, voice traffic cannot recapture lost packets. Rather than retransmitting a  
lost network connection, the phone resets and attempts to reconnect its network  
connection.  
Therefore, if you are experiencing problems with the voice network, you should  
investigate whether an existing problem is simply being exposed at this point.  
Verifying DHCP Settings  
The following procedure can help you determine if the phone has been properly  
configured to use DHCP:  
Procedure  
Step 1  
Verify that you have properly configured the phone to use DHCP. See the  
“Modifying DHCP Settings” section on page 4-9 for details.  
Step 2  
Step 3  
Verify that the DHCP server has been set up properly.  
Verify the DHCP lease duration. Cisco recommends that you set it to 8 days.  
Checking Static IP Address Settings  
If the phone has been assigned a static IP address, verify that you have entered the  
correct settings. See the “Configuring IP Settings” section on page 4-15.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Startup Problems  
Verifying Voice VLAN Configuration  
If the Cisco IP Phone appears to reset during heavy network usage (for example,  
following extensive web surfing on a computer connected to same switch as  
phone), it is likely that you do not have a voice VLAN configured.  
Isolating the phones on a separate, auxiliary VLAN increases the quality of the  
voice traffic. See “Understanding How the Cisco IP Phone Interacts with the  
Cisco Catalyst Family of Switches” section on page 2-3 for more details.  
Verifying that the Phones Have Not Been Intentionally Reset  
If you are not the only administrator with access to Cisco CallManager, you  
should verify that no one else has intentionally reset the phones.  
If the phone continues to reset, follow this procedure.  
Procedure  
Step 1  
Step 2  
Reset the phone to factory defaults. See the “Resetting the Cisco IP Phone”  
section on page 6-8 for details.  
Modify DHCP and IP settings.  
a. Disable DHCP. See the “Modifying DHCP Settings” section on page 4-9 for  
details.  
b. Assign static IP values to the phone. See the “Configuring IP Settings”  
section on page 4-15 for details. Use the same default router setting used for  
other functioning Cisco IP Phones.  
c. Assign TFTP server. See the “Configuring TFTP Options” section on  
page 4-28 for details. Use the same TFTP server used for other functioning  
Cisco IP Phones.  
Step 3  
On the Cisco CallManager server, verify that the local host files have the correct  
Cisco CallManager server name mapped to the correct IP address. Refer to  
Configuring The IP Hosts File on a Windows 2000 CallManager Server on  
Cisco.com:  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Known Issues  
Step 4  
Step 5  
Step 6  
Step 7  
From Cisco CallManager, select System > Server and verify that the server is  
being referred to by its IP address and not by its DNS name.  
From Cisco CallManager, select Device > Phone and verify that you have  
assigned the correct MAC address to this Cisco IP Phone.  
To verify the MAC address on the phone, see the Verifying Network Settings”  
section on page 4-4.  
Power cycle the phone.  
Resolving Known Issues  
See Table 6-1 for troubleshooting some common issues that might occur on your  
Cisco IP Phones:  
Table 6-1 Cisco IP Phone Troubleshooting  
Summary  
Explanation  
Daisy-chaining IP phones  
Do not connect an IP phone to another IP phone through the  
access port. Each IP phone should directly connect to a switch  
port. If you connect IP phones together in a line  
(daisy-chaining), a problem with one phone can affect all  
subsequent phones in the line. Also, all phones on the line share  
bandwidth.  
Poor quality when calling digital cell In Cisco CallManager, you can configure the network to use the  
phones using the G.729 protocol  
G.729 protocol (the default is G.711). When using G.729, calls  
between an IP phone and a digital cellular phone will have poor  
voice quality. Use G.729 only when absolutely necessary.  
Prolonged broadcast storms cause IP Prolonged broadcast storms (lasting several minutes) on the  
phones to re-register  
voice VLAN cause the IP phones to re-register with another  
Cisco CallManager server.  
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Chapter 6 Troubleshooting the Cisco IP Phone  
Resolving Known Issues  
Table 6-1 Cisco IP Phone Troubleshooting (continued)  
Summary  
Explanation  
Moving a network connection from If you are powering your phone through the network  
the phone to a workstation  
connection, you must be careful if you decide to unplug the  
phone’s network connection and plug the cable into a desktop  
computer.  
Caution  
The computer’s network card cannot receive power  
through the network connection; if power comes  
through the connection, the network card can be  
destroyed. To prevent this, wait 10 seconds or longer  
after unplugging the cable from the phone. This  
is no longer a phone on the line, and to stop  
providing power to the cable.  
Changing the telephone  
configuration  
By default, the network configuration options are locked to  
prevent users from making changes that could impact their  
network connectivity. You must unlock the network  
configuration options before you can configure them. See the  
“Accessing Network Configuration Settings from a Cisco IP  
Phone” section on page 4-2 for details.  
Phone resetting  
The phone resets when it loses contact with the  
Cisco CallManager software. This lost connection can be due to  
any network connectivity disruption, including cable breaks,  
switch outages, and switch reboots.  
LCD display issues  
If the display appears to have rolling lines or a wavy pattern, it  
might be interacting with certain types of older fluorescent  
lights in the building. Moving the phone away from the lights,  
or replacing the lights, should resolve the problem.  
Dual-Tone Multi-Frequency (DTMF) When you are on a call that requires keypad input, if you press  
delay  
the keys too quickly, some of them might not be recognized.  
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Where to Go for More Information  
Where to Go for More Information  
If you have additional questions about troubleshooting the Cisco IP Phones,  
several Cisco.com web sites can provide you with more tips. Choose from the  
sites available for your access level:  
General Access  
Cisco IP Phone Troubleshooting Resources:  
http://www.cisco.com/pcgi-bin/Support/PSP/psp_view.pl?p=Hardware:IP_P  
hones&s=Troubleshooting  
Cisco IP Phone for Cisco CallManager documentation:  
http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/ip_clmgr/  
index.htm  
Cisco Products and Technologies (Cisco Voice Applications, including  
Cisco CallManager):  
Cisco Products and Technologies (Telephony, including Cisco IP Phones):  
Registered Cisco.com Users  
Technical Tips for Cisco CallManager, Attendant Applications, Utilities, and  
Technologies (includes Cisco IP Phones):  
Top Issues for Voice, Telephony, and Messaging:  
http://www.cisco.com/warp/customer/788/top_issues/vox/vox_top_issues.sh  
tml  
Cisco Technologies:  
Cisco Products:  
Voice, Telephony, and Messaging Solutions:  
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Where to Go for More Information  
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A
A P P E N D I X  
Additional Configuration Methods,  
Parameters, and Procedures  
The Cisco IP Phone must be correctly configured before it will operate properly.  
When you configure a phone, you specify parameters and values that instruct the  
phone how to operate in your environment. Configuring provides the phone with  
instructions for many aspects of its operation, including how to interact with the  
network and how to handle IP telephony protocols.  
In general, configuring the Cisco IP Phone models 7902G/7905G/7912G can be  
accomplished through Cisco CallManager and through the network configuration  
options on a phone. These processes are described in detail in this manual.  
This appendix describes the following additional methods for configuring the  
Cisco IP Phone models 7902G/7905G/7912G. These methods are optional and are  
available to help you configure your phones most efficiently and to provide  
certain configuration options that are not available through other methods.  
Through a profile file—A profile file contains various parameters and values  
for phone and network settings. This file is stored on a Trivial File Transfer  
Protocol (TFTP) server and is downloaded to the phone.  
Through the phone’s web page—Each phone has a web page from which you  
can view and update many parameter values.  
Through the phone’s Interactive Voice Response (IVR) system  
(Cisco IP Phone 7902G only)  
This section covers the following topics:  
TFTP Configuring, page A-2  
Web Page Configuring, page A-6  
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TFTP Configuring  
Configuration Parameters, page A-11  
Specifying Firmware Upgrade Instructions for the Cisco IP Phone, page A-21  
Using the Interactive Voice Response (IVR) System on the  
Cisco IP Phone 7902G, page A-22  
Changing the Logo on the Cisco IP Phone LCD Screen, page A-27  
Collecting Information for Troubleshooting, page A-30  
TFTP Configuring  
You can configure many parameters on the Cisco IP Phone models  
7902G/7905G/7912G using a profile file stored on the TFTP server. A profile file  
is a binary file that contains a list of tag, length, and value triplets (TLVs) that  
represent some of the configuration parameters for the Cisco IP Phone. You can  
edit a text version of a profile file and then convert it to a binary file for the phone  
to download.  
TFTP configuring works as follows:  
1. The Cisco IP Phone 7902G will try to download from the TFTP server the  
profile file ffxxxxxxxxxxxx. The Cisco IP Phone model 7905G will try to  
download from the TFTP server the profile file ldxxxxxxxxxxxx. The  
Cisco IP Phone model 7912G will try to download from the TFTP server the  
profile file gkxxxxxxxxxxxx. In these file names, each xx is the two-digit  
lowercase hexadecimal representation of each integer in the phone’s MAC  
address.  
2. If the ffxxxxxxxxxxxx, ldxxxxxxxxxxxx, or gkxxxxxxxxxxxx profile file does not  
exist, the Cisco IP Phone 7902G will try to download the profile file  
ffdefault.cfg, the Cisco IP Phone 7905G will try to download profile file  
lddefault.cfg, and the Cisco IP Phone 7912G will try to download profile file  
gkdefault.cfg  
The ffxxxxxxxxxxxx, ldxxxxxxxxxxxx, or gkxxxxxxxxxxxx profile file can be used to  
configure a particular Cisco IP Phone. The ffdefault.cfg, lddefault.cfg, or  
gkdefault.cfg profile file can be used to simultaneously configure multiple phones  
of the same model with the same information.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
TFTP Configuring  
Related Topics  
About Profile Files, page A-3  
Creating or Updating a Profile File, page A-4  
Configuration Parameters, page A-11  
About Profile Files  
The TFTP server stores the common profile file lddefault.cfg and each  
phone-specific profile file in binary format. The Cisco IP Phone 7902G profile file  
name is ffxxxxxxxxxxxx, where each xx is the two-digit lowercase hexadecimal  
representation of each integer in the phone’s MAC address. The  
Cisco IP Phone models 7905G/7912G profile file name is ldxxxxxxxxxxxx, where  
each xx is the two-digit lowercase hexadecimal representation of each integer in  
the phone’s MAC address. The file name must be exactly 14 characters. For  
example, if the MAC address is 0.1.45.2.10.20, the file name is ld00012d020a14.  
Note  
Profile file names begin with “ld,” which is a lowercase “L” followed by a  
lowercase “D.”  
You can edit a profile file in text format on the TFTP server and then convert it to  
the binary format required by the phone. See the “Creating or Updating a Profile  
File” section on page A-4 for more information.  
Configuration parameters are entered in the format “Parameter:value.” For  
example, the following entry specifies that the password for accessing a phone’s  
web page or Network Configuration screen is 12345: UIPassword:12345. See the  
“Configuration Parameters” section on page A-11 for more information about  
parameters and values.  
Use the file example_uprofile.txt as a template for creating the text version of  
your Cisco IP Phone profile files. You can obtain the latest version of this file  
from the CCO website. It is included with the SCCP Software Package Zip file.  
Note  
A profile file for your phone may contain some parameters that are not described  
in this manual. These parameters are reserved for future use or are configured with  
factory default settings and should not be changed.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
TFTP Configuring  
Related Topic  
Creating or Updating a Profile File, page A-4  
Creating or Updating a Profile File  
Use the file example_uprofile.txt or an existing text profile file as a template for  
creating a text version of a Cisco IP Phone profile file.  
Profile File Conventions  
A text profile file must conform to the following conventions:  
The characters #txt must appear at the beginning of the first line of the file so  
that the formatting tool, cfgfmt.exe, will treat the file as a text file  
A pound sign (#) at the beginning of a line indicates a comment  
Parameter/value pairs are entered in the form parameter:value, where  
parameter is the exact name of the parameter and value is a valid value  
Each parameter/value pair must appear on a its own line  
All parameter/value pairs are optional, but the Cisco IP Phone Models 7902G  
and 7905G might not function properly if some values are missing.  
A parameter value is one of the following types:  
Alphanumeric string  
Numeric digit string  
Array of short integers  
IP address (for example, 192.168.2.170)  
Extended IP address—IP address with port (for example,  
192.168.2.170.9001)  
Boolean (1 or 0)  
Bitmap—unsigned hexadecimal integer (for specifying bits in 32-bit  
integer)  
Integer (32-bit integer)  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
TFTP Configuring  
Editing a Profile File and Converting it to Binary Format  
Before you can create a new binary profile file, you will need the cfgfmt.exe tool,  
which converts a text profile file to binary format.  
The cfgfmt.exe tool requires a parameter tag file named ptag.dat. This file  
specifies the type and size of each parameter. It is recommended that you use the  
ptag.dat file provided by Cisco.  
The cfgfmt.exe tool and the ptag.dat are bundled with the Cisco IP Phone  
software. You can also obtain them from the CCO website. They are included with  
the SCCP Software Package Zip file.  
To create or update a profile file, follow these steps:  
Procedure  
Step 1  
Step 2  
Use a text editor to open the text version of the profile file on the TFTP server.  
Make changes as needed to the profile file, and save it.  
For a description of profile file parameters, see the “Configuration Parameters”  
section on page A-11.  
Step 3  
Open a command window and type the following command to generate the binary  
profile file from the text file:  
cfgfmt [-tpTagFile] input-text-file output-binary-file  
where:  
pTagFile is an optional path to a folder containing the ptag.dat file. Specify  
this path if the ptag.dat file is not in the directory from which you are running  
the cfgfmt.exe tool.  
input-text-file is the name of the text version of the profile file.  
output-binary-file is the name of the binary file that the Cisco IP Phone uses  
as the TFTP configuration profile file. See the “About Profile Files” section  
on page A-3 for profile file name requirements.  
Step 4  
Put the binary file in the root directory on the TFTP server.  
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Web Page Configuring  
Web Page Configuring  
You can display and configure device and network information for a  
Cisco IP Phone by accessing the phone’s web page. You can access the web page  
using any graphically capable web browser.  
Note  
It is recommended that you take care to prevent unauthorized access to a phone’s  
web page. It is also recommended that you increase security by setting a password  
using the UIPassword parameter in the phone’s profile file. For more information  
about this parameter, see Table A-4 on page A-21.  
To access the web page for a Cisco IP Phone, perform the following steps.  
If you want to edit parameters in the Network Parameters, Tone Parameters, or  
Audio Parameters areas, you must first set up a password with the UIPassword  
parameter in the profile file. If you do not set up a password, you will be able to  
view information in these areas, but you will not be able to change parameters,  
and Apply will not be available.  
Procedure  
Step 1  
Open a web browser and enter the URL of the web page for the phone as follows:  
http://<Cisco IP Phone IP address>  
where Cisco IP Phone IP address is the IP address of the Cisco IP Phone.  
On the Cisco IP Phone 7902G, you can determine the IP address through the IVR  
system, menu option 21. See the “Using the Interactive Voice Response (IVR)  
System on the Cisco IP Phone 7902G” section on page A-22.  
On the Cisco IP Phone 7905G, you can determine the IP address by pressing the  
Menu button, choosing Settings > Network Configuration, and then scrolling to  
IP Address.  
For example, the configuration page for a Cisco IP Phone with the IP address  
192.168.3.225 is:  
http://192.168.3.225  
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Web Page Configuring  
Step 2  
From the phone’s web page, choose the hyperlink for the information that you  
want to display or configure:  
Device Information—Display only. For more information, see the “Device  
Network Configuration—Display only. For more information, see the  
Network Statistics—Display only. For more information, see the “Network  
Device Logs—Display only. For more information, see the “Device Logs”  
Network Parameters—Configurable parameters. For more information, see  
the “Network Parameters” section on page A-11.  
Tone Parameters—Configurable parameters. For more information, see the  
“Tone Parameters” section on page A-16.  
Audio Parameters—Configurable parameters. For more information, see the  
“Audio Parameters” section on page A-19.  
Step 3  
If you selected Network Parameters, Tone Parameters, or Audio Parameters,  
follow these steps:  
a. If you have set up a password with the UIPassword parameter in the profile  
file, enter the password in the UIPassword field, and then click Apply. (If you  
want to change the password, enter the new password in the two  
ChangeUIPassword fields before clicking Apply.)  
b. Make changes to parameters in the Network Parameters, Tone Parameters,  
and Audio Parameters areas as needed and lick Apply to save your changes.  
Step 4  
Close your web browser.  
Related Topics  
Device Information, page A-8  
Network Configuration, page A-8  
Network Statistics, page A-10  
Device Logs, page A-11  
Network Parameters, page A-11  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Web Page Configuring  
Tone Parameters, page A-16  
Audio Parameters, page A-19  
Device Information  
The Device Information area of the Cisco IP Phone web page displays the  
following information about a phone:  
MAC address—Unique Media Access Control (MAC) address of the phone  
Host name—Unique host name assigned to the phone  
Phone DN—Directory number assigned to the phone  
App Load ID—Identifier of the firmware running on the phone  
Boot Load ID—Identifier of the factory-installed load running on the phone  
Software version—Version of the software running on the phone  
Hardware revision—Version of the phone hardware  
Serial number—Serial number of the phone  
Product ID—Product identifier of the phone  
Hardware features—Reserved for future use  
BTXML cards version—Version of the graphics card in the phone  
Note  
You can access the Device Information area directly from a web browser by  
entering this URL: ip-address/DeviceInformation, where ip-address is the IP  
address of the phone.  
Network Configuration  
The Network Configuration area of the Cisco IP Phone web page displays the  
following information about a phone:  
DHCP server—If DHCP is enabled, the DHCP server that the pone contacts.  
BOOTP server—Not used.  
MAC address—Unique MAC address of the phone.  
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Web Page Configuring  
Host name—Unique host name assigned to the phone.  
Domain name—If DHCP is enabled, Domain Name System (DNS) in which  
the phone resides.  
IP address—If DHCP is enabled, Internet protocol (IP) address of the phone.  
Default gateway—If DHCP is enabled, default gateway used by the phone.  
Subnet mask—If DHCP is enabled, subnet mask used by the phone.  
TFTP server 1—If DHCP is enabled, IP address of the primary TFTP server  
used by the phone.  
TFTP server 2—If DHCP is enabled, IP address of the alternate TFTP server  
used by the phone.  
DNS server 1—If DHCP is enabled, IP address of the primary DNS server  
used by the phone.  
DNS server 2—If DHCP is enabled, IP address of the alternate DNS server  
used by the phone.  
Operational VLAN ID—Auxiliary Virtual Local Area Network (VLAN)  
configured on a Cisco Catalyst switch in which the phone is a member. If the  
phone has not received an auxiliary VLAN, this field reflects the  
Administrative VLAN.  
CallManager 1 – 4—Prioritized list of Cisco CallManager systems that are  
available for processing calls from this phone. Possible states include:  
Active—Cisco CallManager server from which the phone is currently  
receiving call-processing services.  
Standby—Cisco CallManager server to which the phone switches if the  
current server goes down.  
Blank—No TCP connection to this Cisco CallManager server.  
This field might also include the Survivable Remote Site Telephony (SRST)  
designation, indicating an SRST router that assumes control of call  
processing if all other Cisco CallManager servers are unreachable.  
DHCP enabled—1 if DHCP is enabled. 0 if not.  
DHCP address released—1 if the DCHP address is released. 0 if not.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Web Page Configuring  
Note  
You can access the Network Configuration area directly from a web browser by  
entering this URL: ip-address/NetworkConfiguration, where ip-address is the  
IP address of the phone.  
Network Statistics  
The Network Statistics area of the Cisco IP Phone web page displays the  
following information about a phone:  
Elapsed time—Time that has elapsed since the phone or Cisco CallManager  
was last reset  
Receive packets—Number of packets that the phone has received during the  
elapsed time  
Transmit packets—Number of packets that the phone has transmitted during  
the elapsed time  
Broadcast—Number of packets that the network has broadcast during the  
elapsed time  
Multicast—Number of multicast packets on the network during the elapsed  
time  
Receive errors—Number receive errors that the phone has experienced during  
the elapsed time  
Transmit errors—Number transmit errors that the phone has experienced  
during the elapsed time  
Receive overflow—Number packet overflows that the phone has experienced  
during the elapsed time  
Note  
You can access the Network Statistics area directly from a web browser by  
entering this URL: ip-address/EthernetInformation, where ip-address is the IP  
address of the phone.  
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Configuration Parameters  
Device Logs  
The Device Logs area of the Cisco IP Phone web page displays the name of the  
phone’s profile file.  
Note  
You can access the Device Logs area directly from a web browser by entering this  
URL: ip-address/DeviceLog, where ip-address is the IP address of your phone.  
Configuration Parameters  
This section provides information on the parameters that you can use to configure  
the Cisco IP Phone models 7902G/7905G/7912G through a profile file or through  
a phone’s web page.  
Note  
On the Cisco IP Phone 7902G, some of these parameters can also be configured  
through the IVR. See the “Using the Interactive Voice Response (IVR) System on  
the Cisco IP Phone 7902G” section on page A-22.  
These parameters are organized into the following categories:  
Network parameters—Control various network-related activities of the  
phone. See the “Network Parameters” section on page A-11.  
Tone parameters—Control how the phone handles the various tones that it  
plays, and related options. See the “Tone Parameters” section on page A-16.  
Audio parameters—Control how the phone handles various audio-related  
activities. See the “Audio Parameters” section on page A-19.  
Profile file parameters—Parameters that are available only from the phone’s  
profile file. See the “Profile File Parameters” section on page A-20.  
Network Parameters  
Table A-1 describes the network parameters that you can configure through a  
phone’s profile file or through its Network Parameters web page.  
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Configuration Parameters  
Table A-1 Network Param eters  
Parameter  
Description  
Usage  
TftpServer1  
IP address of the primary  
TFTP server from which the  
Cisco IP Phone should  
download the .cnf or  
.cnf.xml file and the profile  
file.  
Alphanumeric string up to 31 characters.  
If specified, this TFTP server is used instead of the  
primary TFTP server provided by the DHCP server.  
If 0 is specified, the primary TFTP server provided  
by the DHCP server is used.  
The default setting is 0.  
Note  
Do not specify a port number. The  
Cisco IP Phone always contacts the TFTP  
server at port 69.  
TftpServer2  
IP address of the secondary Alphanumeric string up to 31 characters.  
TFTP server from which the  
Cisco IP Phone should  
download the .cnf or  
.cnf.xml file and the profile  
If specified, this TFTP server is used instead of the  
secondary TFTP server provided by the DHCP  
server. If 0 is specified, the alternate TFTP server  
provided by the DHCP server is used.  
file.  
The default setting is 0.  
Note  
Do not specify a port number. The  
Cisco IP Phone always contacts the TFTP  
server at port 69.  
Dhcp  
Specifies whether the phone Set to 0 (disable) if you are not using a DHCP server.  
contacts the DHCP server to  
obtain values for various  
network parameters,  
Set to 1 (enable) if you are using a DHCP server.  
The default setting is 1.  
including IP address, router  
IP address, and subnet mask.  
StaticIP  
Static IP address of the  
phone when DHCP is not  
used.  
Enter the assigned IP address for the phone.  
This value is ignored when the Dhcp parameter is  
enabled.  
StaticRoute  
Static IP address of the  
network router when DHCP  
is not used.  
Enter the assigned IP address of the network router.  
This value is ignored when the Dhcp parameter is  
enabled.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Configuration Parameters  
Table A-1 Network Param eters (continued)  
Parameter  
Description  
Usage  
StaticNetMask  
Static subnet mask of the  
phone when DHCP is not  
used.  
Enter the subnet mask for the phone.  
This value is ignored when the Dhcp parameter is  
enabled.  
Domain  
Domain name on the  
network in which the phone  
operates, used in the  
creation of the endpoint  
identifier.  
Alphanumeric string up to 31 characters.  
For example, if the name of the endpoint is aaln1 and  
the domain is cisco.com, the endpoint identifier is  
0—Use the DHCP-provided domain name if  
available; otherwise use the static IP address.  
string—Use the specified domain name string  
and overwrite any DHCP-provided domain  
name.  
The default setting is 0.  
DnsServer1  
IP address of the primary  
DNS server.  
The address specified overwrites the primary DNS  
server address supplied by DHCP. Set 0 or 0.0.0.0 if  
you want the phone to use the address supplied by  
DHCP.  
The default setting is 0.  
Note  
Do not specify a port number. The  
Cisco IP Phone uses the default DNS port.  
DnsServer2  
IP address of the secondary The address specified overwrites the secondary DNS  
DNS server.  
server address supplied by DHCP. Set 0 or 0.0.0.0 if  
you want the phone to use the address supplied by  
DHCP.  
The default setting is 0.  
Note  
Do not specify a port number. The  
Cisco IP Phone uses the default DNS port.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Configuration Parameters  
Table A-1 Network Param eters (continued)  
Parameter  
Description  
Usage  
OpFlags  
Enables or disables various Bit map, as follows:  
features on the phone.  
Bit 0 (mask 0x1)—If 1, ignore the  
DHCP-assigned TFTP file name and use the  
following file name when using TFTP for  
configuring: ffxxxxxxxxxxxx (Cisco IP Phone  
7902G) or ldxxxxxxxxxxxx (Cisco IP Phone  
models 7905G/7912G), where each xx is the  
two-digit lowercase hexadecimal representation  
of each integer in the phone’s MAC address.  
Bit 1 (mask 0x2)—If the phone is configured to  
use static IP (that is, the router and gateway  
addresses are statically assigned), set to 1 to  
prevent probing at boot time. Otherwise, the  
phone probes the route/gateway address to  
determine if there is network connectivity.  
Bit 2—Reserved for future use.  
Bit 3 (mask 0x8)—If 1, do not request DHCP  
option 150 in the DHCP DISCOVERY message.  
Bit 4 (mask 0x10)—If 1, assume operation  
under VLAN. (The VLAN ID is specified in the  
VLANSetting parameter.)  
Bit 5 (mask 0x20)—If 1, turn off VLAN IP  
encapsulation.  
Bit 6 (mask 0x40)—If 1, do not perform CDP1  
discovery.  
Bit 7 (mask 0x80)—If 1, do not allow web  
configuration of the phone.  
Bit 8 (mask 0x100)—Not used on the  
Cisco IP Phone 7905G. On the Cisco IP Phone  
7902G, if set to 1, the IP address cannot be  
refreshed through an HTTP request.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Configuration Parameters  
Table A-1 Network Param eters (continued)  
Parameter  
Description  
Usage  
Bit 9 (mask 0x200)—Not used on the  
OpFlags con’t.  
Cisco IP Phone 7905G. On the Cisco IP Phone  
7902G, if set to 1, the IP address cannot be reset  
through an HTTP request.  
The default value is 0x00000002.  
Bit map, as follows:  
VLANSetting  
Specifies various VLAN  
settings.  
Bits 0–2 (mask 0x7)—Designate 802.1Q  
priority for signalling IP packets.  
Bits 3–5 (mask 0x38)—Designates 802.1Q  
priority for audio voice IP packets.  
Bits 6–17 (mask 0x3ffc0)—Reserved for future  
use.  
Bits 18–29 (mask 0x3ffc0000)—User-specified  
802.1Q VLAN id.  
Bits 30–31 (mask 0xc0000000)—Reserved for  
future use.  
The default setting is 0x0000002b.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Configuration Parameters  
Table A-1 Network Param eters (continued)  
Parameter  
Description  
Usage  
Nprintf  
IP address and port of a  
server to which  
Cisco IP Phone  
Enter the extended IP address of the server to which  
troubleshooting messages are sent and collected in a  
log file.  
troubleshooting messages  
are sent.  
The default value is 0, which specifies that no  
messages are sent.  
Note  
To collect troubleshooting messages, the  
prserv.exe tool must be running on the server  
specified with this parameter.  
For more information about using Nprintf and  
preserv.exe to collect troubleshooting information,  
see the “Collecting Information for  
Troubleshooting” section on page A-30.  
TraceFlags  
Enables specific trace  
features.  
Bit map  
Bit 0–31—Reserved for future use.  
Should be set to zero (0). The default setting is  
0x00000000.  
1. CDP = Cisco Discovery Protocol  
Tone Parameters  
Table A-2 describes the tone parameters that you can configure through a phone’s  
profile file or through its Tone Parameters web page.  
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Configuration Parameters  
Table A-2 Tone Param eters  
Parameter  
Description  
Usage  
SigTimer  
Timeout values for signaling Bit map, as follows:  
events.  
Bits 0 – 7—Interval between each call-waiting tone.  
The range is 0 to 255. The setting 0 specifies the  
factory default. Any other number specifies the  
interval in 0.1 second increments. The default  
setting is 100 (0x64, 10 seconds).  
Bits 8 – 27—Reserved for future use. Should be set  
to 0.  
Bits 28 – 29—First repeat interval for the Volume  
and Navigation buttons. That is, the button takes  
effect the first time a user presses and holds down the  
button for the interval specified. The range is 0 to 3  
(0 = one second; 2 = two seconds; 3 = three seconds;  
1 disables the Volume and Navigation button repeat  
interval). The default value is 0.  
Bits 30 – 31—Subsequent repeat interval for the  
Volume and Navigation buttons. For example, the  
volume increases or decreases when a user continues  
to hold down the Volume button for the interval  
specified. The range is 0 to 1 (0=0.25 seconds; 1 =  
0.50 seconds; 2=0.75 seconds; 3 = one second). The  
default value is 0.  
RingCadence  
Ringer cadence pattern.  
Three comma-separated integers, a,b,c, where:  
a—Number of seconds to wait before turning  
the ring on.  
b—Number of seconds to wait before turning  
the ring off.  
c—Ring frequency.  
The default value is 2,4,25.  
Note The ring frequency portion of this parameter  
is currently not enabled and must be set  
to 25.  
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Appendix A Additional Configuration Methods, Parameters, and Procedures  
Configuration Parameters  
Table A-2 Tone Param eters (continued)  
Parameter  
Description  
Usage  
DialTone  
Not used because  
Cisco CallManagerprovides  
a tone configuration file to  
the phone.  
BusyTone  
Not used because  
Cisco CallManagerprovides  
a tone configuration file to  
the phone.  
ReorderTone  
RingBackTone  
CallWaitTone  
Not used because  
Cisco CallManagerprovides  
a tone configuration file to  
the phone.  
Not used because  
Cisco CallManagerprovides  
a tone configuration file to  
the phone.  
Tone that alerts a user on a Comma-separated string of nine integers, a through  
call that there is an incoming i. See the DialTone parameter for a description of  
call.  
these integers.  
Note For this parameter, the value for total  
duration of tone specifies the number of  
samples at 8,000 samples per second.  
The default value is  
1,30831,0,5493,0,0,2400,2400,4800.  
ConfirmTone  
Tone that confirms  
Comma-separated string of nine integers, a through  
successful completion of an i. See the DialTone parameter for a description of  
operation such as call  
forwarding.  
these integers.  
Note For this parameter, the value for total  
duration of tone specifies the number of  
samples at 8,000 samples per second.  
The default value is  
1,30467,0,5970,0,0,480,480,1920.  
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Configuration Parameters  
Audio Parameters  
Table A-3 describes the network parameters that you can configure through a  
phone’s profile file or through its Audio Parameters web page.  
Table A-3 Audio Param eters  
Parameter  
Description  
Usage  
AudioMode  
Allows control of  
Bit map, as follows:  
audio-related functions.  
Bit 0 (mask 0x1)—If 0, disable G.711 or G.729  
silence suppression. If 1, enable G.711 or G.729  
silence suppression. The default setting is 1  
Bit 1 (mask 0x2)—If 0, use G.711 codec only;  
do not use low-bit-rate codec. If 1, use both  
G.711 and low-bit-rate codec.  
Bits 2–3 (mask 0x4)—Reserved for future use.  
Bits 4–5 (mask 0x30): DTMF transmission  
method:  
0—Always in-band.  
1—By negotiation.  
2—Always out-of-band.  
3—Neither in-band nor out-of-band.  
Bits 6–31—Reserved for future use.  
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Configuration Parameters  
Table A-3 Audio Param eters (continued)  
Parameter  
Description  
Usage  
ConnectMode  
Connection mode of the  
protocol used by the  
Cisco IP Phone.  
Bit map, as follows:  
Bit 0–29—Reserved for future use. Must be set  
to 0.  
Bit 30 (mask 0x40000000)—If 1, enable  
Cisco IOS Telephony Solution (ITS) support to  
handle the differences between  
Cisco CallManager and Cisco ITS. Cisco ITS  
runs on an IOS router and is a subset of  
Cisco CallManager. If you have Cisco ITS, refer  
to the documentation for that product.  
Bit 31 (mask 0x80000000)—If 1, enable  
downloading and processing of .cnf.xml  
configuration file information sent by  
Cisco CallManager.  
NumTxFrames  
UDPTOS  
Not used.  
UDP1 IP ToS2. Determines Bit map value.  
the precedence and delay of  
sent IP packets.  
Use only the lower 8 bits. Upper bits should be set to  
0.  
The default setting is 0xB8.  
MediaPort  
Port number where the  
Cisco IP Phone sends and  
receives RTP streams.  
Enter an even number from 0 to 65535. Each  
connection uses the next available even-numbered  
port for RTP.  
If set to 0, use the default value.  
The default setting is 16384.  
1. UDP = User Datagram Protocol  
2. ToS = type of service  
Profile File Parameters  
Table A-4 describes the parameters that you can configure through a phone’s  
profile file only.  
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Specifying Firmware Upgrade Instructions for the Cisco IP Phone  
Table A-4 Profile File Param eters  
Parameter  
Description  
Usage  
UIPassword  
Password for accessing the Alphanumeric string up to nine characters.  
phone’s Change  
Configuration web pages or  
If set to 0, no password is required.  
After a password is set with this parameter, the  
password can be changed from the phone’s web  
to unlock the phone’s  
Network Configuration  
screen for editing.  
Note  
Changing a password from the phone’s web  
profile file, the password will be reset as  
specified in the profile file.  
upgradecode  
upgradelogo  
Provides information for  
upgrading the firmware on for the Cisco IP Phone” section on page A-21.  
the phone.  
See the “Specifying Firmware Upgrade Instructions  
Allows you to specify the  
See the “Changing the Logo on the Cisco IP Phone  
graphic that appears on the LCD Screen” section on page A-27.  
phone’s LCD screen.  
Specifying Firmware Upgrade Instructions for the  
Cisco IP Phone  
You can use the upgradecode parameter in a profile file to provide special upgrade  
instructions to the Cisco IP Phone models 7902G/7905G/7912G. To provide  
upgrade instructions in this way, add the following line to the Cisco IP Phone  
profile file:  
upgradecode:3,type,0x0400,0x0100,tftp_server_ip,69,image_id,  
image_file_name  
where:  
type is 0x401 for the Cisco IP Phone 7902G, 0x501 for the Cisco IP Phone  
7905G, or 0x601 for the Cisco IP Phone 7912G.  
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Using the Interactive Voice Response (IVR) System on the Cisco IP Phone 7902G  
tftp_server_ip is the IP address of the TFTP server on which the firmware  
upgrade image is stored. Enter 0 to use the TFTP server specified by the  
TFTPServer1 parameter or by DHCP.  
image_id is a unique 32-bit integer value. This value must be different for  
each upgrade. For this value, it is convenient to use 0x followed by the build  
date on the image file name. (For example, if the image file name is  
CP79050101SCCP030323A.ZUP, then the build date is 30323A, and  
image_id would be 0x30323A.)  
image_file_name is the file name of the firmware upgrade image.  
Using the Interactive Voice Response (IVR) System  
on the Cisco IP Phone 7902G  
The IVR system on your Cisco IP Phone 7902G lets you verify or change settings  
on your phone. You can access the IVR system through the Menu button on your  
phone.  
IVR System Menu Codes  
The following table lists the IVR menu codes. Use these codes when you navigate  
the IVR system using your keypad. The codes of settings that you will probably  
use most often are numbers 1, 2, 10, 20, 21, 22, 23, 24, and 905.  
Menu Code Description  
1
Sets the static IP address  
Sets the static route address  
Sets the subnet mask  
2
10  
20  
21  
22  
23  
Enables or disables DHCP  
Reviews the IP address  
Reviews the route address  
Reviews the subnet mask  
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Using the Interactive Voice Response (IVR) System on the Cisco IP Phone 7902G  
Menu Code Description  
24  
Reviews the MAC address  
35  
Sets the frame-per-packet  
Sets the nprintf IP address and port  
Sets the media port number  
Sets the UDPTOS parameter  
Sets the connect mode  
Sets the audio mode  
81  
202  
255  
311  
312  
313  
318  
323  
324  
905  
916  
917  
920  
921  
922  
923  
924  
925  
929  
931  
935  
4444  
7387277  
Sets the trace flags  
Sets the SigTimer  
Sets operational flags  
Sets VLAN settings  
Sets the TFTP Server 1  
Sets the DNS Server 1  
Sets the DNS Server 2  
Sets the dial tone  
Sets the busy tone  
Sets the reorder tone  
Sets the ring back tone  
Sets the call waiting tone  
Sets the confirmation tone  
Sets the ring cadence  
Sets the domain name  
Performs a DHCP release  
Sets the UI password  
322873738 Resets the phone to the factory default settings  
For more information about these settings, see the “Configuration Parameters”  
section on page A-11.  
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Using the Interactive Voice Response (IVR) System on the Cisco IP Phone 7902G  
Entering Data in the IVR System  
You can enter both numeric and alphanumeric data in the IVR system.  
Entering Numeric Data  
Numeric input includes numbers from 0–9, and may include periods (.). For  
example, to enter an IP address, use the dial pad to enter the numbers and use the  
* to enter periods (.), followed by the # sign to complete your input.  
Entering Alphanumeric Data  
Alphanumeric input includes numbers from 0–9, alphabetic characters, both  
uppercase and lowercase, and symbols. When entering alphanumeric input, use  
the dial pad and press a number key the appropriate number of times to access the  
correct letter, number, or symbol you need, followed by the # sign, and another #  
sign to complete your input. See the following table as a guide.  
Dial Pad#  
Alphanumeric Characters  
0
1
0
1 . /_\ @ * space return + - ! , ? | ~ ^ # = $ “ ' ` % < > [ ] : ;  
{ } ( ) &  
2
3
4
5
6
7
8
9
2 a b c A B C  
3 d e f D E F  
4 g h i G H I  
5 j k l J K L  
6 m n o M N O  
7 p q r s P Q R S  
8 t u v T U V  
9 w x y z W X Y Z  
Examples  
To enter 44_A, press the following keys:  
4 # 4 # 1 1 1 1 # 2 2 2 2 2 # #  
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Using the Interactive Voice Response (IVR) System on the Cisco IP Phone 7902G  
To change the UI Password (menu code 7387277) to 7902, press the following  
keys:  
7 # 9 # 0 # 2 # #  
Special Characters  
When you enter data in the IVR using the dial pad, the IVR announces your input  
back to you after each pressed key. For example, if you press the 4 key once, the  
IVR announces “4”. If you press the 4 key twice, the IVR announces “g”.  
However, for special characters represented by the 1 key (except l, ., *), the IVR  
announces “x” plus the hexadecimal value of the ASCII character. For example,  
when pressing the 1 key for a / (slash) character, the IVR announces “x2f”; for a  
+ character, the IVR announces “x2b”. See the following table, which provides  
the hexadecimal values for special characters.  
Alphanumeric Character  
via the 1 Key  
Hexadecimal Value Announced  
by the IVR  
/
x2f  
x5f  
x5c  
x40  
x20  
x0a  
x2b  
x2d  
x21  
x2c  
x3f  
x7c  
x7e  
x5e  
x23  
x3d  
_
\
@
space  
return  
+
-
!
,
?
|
~
^
#
=
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Using the Interactive Voice Response (IVR) System on the Cisco IP Phone 7902G  
Alphanumeric Character  
via the 1 Key  
Hexadecimal Value Announced  
by the IVR  
$
'
x24  
x22  
x27  
x60  
x25  
x3c  
x3e  
x5b  
x5d  
x3a  
x3b  
x7b  
x7d  
x28  
x29  
x26  
`
%
<
>
[
]
:
;
{
}
(
)
&
Navigating the IVR System  
To enter the IVR menu, follow these steps:  
Procedure  
Step 1  
Step 2  
Lift the handset, then press and hold the Menu button for about 3 seconds.  
The IVR system plays the following prompts:  
Press 1 # to configure IP  
Press 2 # to configure route  
Press 10 # to configure subnet mask  
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Changing the Logo on the Cisco IP Phone LCD Screen  
Press 20 # to configure DHCP  
Press # to go to the extended menu  
Step 3  
Enter the voice menu code for the setting that you want to verify or change, and  
then press #.  
Note  
Use the * key to toggle between alphanumeric and numeric input mode.  
For example, when you enter 905 #, the IVR prompts you for  
alphanumeric input. When you enter 905 * #, the IVR prompts you for  
numeric data.  
Step 4  
Step 5  
Follow the prompts and enter the appropriate values.  
The IVR repeats the value you entered, then prompts you to press one of the  
following keys:  
1=Change your entered value  
2=Review your entered value  
3=Save your entered value  
4=Review the current saved value  
Step 6  
Hang up the phone. The phone resets.  
Changing the Logo on the Cisco IP Phone LCD Screen  
Note  
This section does not apply to the Cisco IP Phone 7902G.  
When the Cisco IP Phone models 7905G and 7912G are not in use for a call, a  
graphic appears on the LCD screen. Using TFTP configuring, you can change this  
graphic to one that you provide. For example, you might change the graphic to  
your company logo.  
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Changing the Logo on the Cisco IP Phone LCD Screen  
Before you can change the graphic on the phone, you must use a graphics program  
to create an image with the following attributes:  
Width of 88 pixels.  
Height of 27 pixels.  
Monochrome (black-and-white).  
Saved as bitmap file with the extension .bmp. For example, mylogo.bmp.  
In addition, you will need the bmp2logo.exe tool, which converts your bitmap  
image file to a .logo file that can be downloaded to the phone. This tool is bundled  
with the Cisco IP Phone software. You can also obtain it from the CCO website at  
the following URL. It is included with the SCCP Software Package Zip file.  
To change the graphic that appears on a Cisco IP Phone, follow these steps:  
Procedure  
Step 1  
Open a command window and type the following command:  
bmp2logo imageID image.bmp image.logo  
where:  
imageID is a unique identifier for the new graphic. This identifier must be a  
number from 0 through 4294967296 and must be different than the identifier  
of the graphic that is currently on the phone.  
image is the base file name of the image that you previously created and saved  
with the graphics program.  
Note  
The imageID of the image that comes with the phone is 1.  
For example, if the image identifier is 10 and the base name of your image file is  
mylogo, type this command:  
bmp2logo 10 mylogo.bmp mylogo.logo  
Step 2  
Copy the image.logo file to the TFTPPATH directory on the TFTP server.  
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Changing the Logo on the Cisco IP Phone LCD Screen  
Step 3  
Add the following line to the Cisco IP Phone profile file.  
Note  
For detailed information about using profile files, see the “TFTP  
Configuring” section on page A-2.  
upgradelogo:imageID,TFTPServerID,image.logo  
where:  
imageID is the same unique identifier that you specified in Step 1.  
TFTPServerID is the IP address of the TFTP server on which the image.logo  
file is stored. If the image.logo file is stored on the same TFTP server as the  
Cisco IP Phone configuration file, replace TFTPServerID with the numeral 0.  
image is the base file name of the image file.  
For example, if the image identifier is 10, the converted file is stored on the same  
TFTP server as the Cisco IP Phone configuration file, and the base name of the  
converted image file is mylogo, add the following line to the configuration file:  
upgradelogo:10,0,mylogo.logo  
Step 4  
Use the cfgfmt.exe tool to generate a binary profile file from the text file.  
Put the binary file in these locations:  
The root directory on the TFTP server (C:\Program Files\cisco\tftppath)  
supported by Cisco CallManager.  
The default network locale directory on the TFTP server is C:\Program Files\  
cisco\tftppath\United_States.  
Note  
For detailed information about using the cfgfmt.exe tool, see the “Editing  
a Profile File and Converting it to Binary Format” section on page A-5.  
Step 5  
Power cycle the phone.  
The new graphic appears when the phone restarts.  
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Collecting Information for Troubleshooting  
Collecting Information for Troubleshooting  
You can collect information relating to the operations of the Cisco IP Phone  
models 7902G/7905G/7912G and store this information in a log file on a server  
that you specify. If you experience a problem with a phone, this information can  
be useful for troubleshooting.  
To collect information for troubleshooting, you will need the nprintf.exe tool.  
This tool is bundled with the Cisco IP Phone software. You can also obtain this  
tool from the CCO website. It is included with the SCCP Software Package Zip  
file.  
To collect troubleshooting information in a log file, follow these steps:  
Step 1  
Add the following line to the Cisco IP Phone profile file:  
Nprintf:IPaddress.listen_port  
where:  
IPaddress is the IP address of the server to which information will be sent.  
listen_port is the port to which information is sent on the server specified.  
For example, if you want to send information port 9001 on a server with an IP  
address of 192.168.2.170, set the Nprintf parameter to 192.168.2.170.9001.  
Note  
If you set this parameter to 0 or to 0.0.0.0.0, no information will be sent  
from the phone.  
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Collecting Information for Troubleshooting  
Step 2  
On the server that will receive information, open a command window and type the  
following command:  
prserv [listen-port]  
where listen_port is the same port that you specified with the Nprintf parameter.  
If you do not specify a port, 9001 is used by default.  
While pserv is running, information from the Cisco IP Phone is sent to a file  
named listen-port.log, where listen-port is the port you specified with the Nprintf  
parameter and the prserv command. This file is stored on the server you specified  
with the Nprintf parameter in the folder from which you ran the preserv command.  
If the file exists, new information is appended to it.  
You can open a listen-port.log file using a text editor.  
Step 3  
To exit prserv.exe and stop collecting information, press Ctrl-C in the command  
window.  
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Collecting Information for Troubleshooting  
Note  
If you want to collect information from more than one Cisco IP Phone, it is  
recommended that you store information in a separate listen-port.log file for each  
phone. If you store all information in a single file, it can be difficult to identify  
which messages belong to which phones. To generate separate listen-port.log  
files, configure each phone using its own profile file or web page. For each phone,  
use the Nprintf parameter in the profile file or web pate to specify a unique port  
number on the server to which information will be sent. Then, run prserv.exe  
multiple times, once for each phone from which you want to collect information.  
Run each instance of preserv.exe in its own command window. For each instance,  
make sure to specify a port number that corresponds to a port number in a Nprintf  
parameter.  
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B
A P P E N D I X  
The following sections describe the technical specifications for the  
Cisco IP Phone models 7902G/7905G/7912G.  
Physical and Operating Environment Specifications, page B-1  
Cable Specifications, page B-2  
Network Port Pinouts, page B-2  
Physical and Operating Environment Specifications  
Table B-1 shows the physical and operating environment specifications for the  
Cisco IP Phone models 7902G/7905G/7912G.  
Table B-1 Physical and Operating Specification  
Specification  
Value or Range  
Operating temperature 0° to 40°C (32° to 104°F)  
Operating relative  
humidity  
10% to 95% (non-condensing)  
Storage temperature  
Height  
-10° to 60°C (14° to 140°F)  
20.32 cm (8 in.)  
Width  
17.67 cm (7 in.)  
Depth  
15.24 cm (6 in.)  
Weight  
0.9 kg (1.9 lb)  
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Appendix B Technical Specifications  
Cable Specifications  
Table B-1 Physical and Operating Specification (continued)  
Specification  
Value or Range  
Power  
100-240 VAC, 50-60 Hz, 0.5 A—when using the  
AC adapter  
48 VDC, 0.2 A—when using the in-line power  
over the network cable  
Cables  
Two (2) pair of Category 3 for 10-Mbps cables  
Two (2) pair of Category 5 for 100-Mbps cables  
Distance Requirements As supported by the Ethernet Specification, it is  
assumed that most Cisco IP Phones should be within  
100m (330 feet) of a phone closet.  
Cable Specifications  
RJ-11 jack for handset connection  
RJ-45 jack for the LAN 10/100BASE-T connection (labeled LAN)  
48-volt power connector. The diameter of the center pin in the phone power  
jack (Switchcraft 712A) is .1 inch (2.5 mm). The center pin is positive (+)  
voltage. The miniature power plug required to mate with the power jack on  
the phone is a Switchcraft 760 or equivalent.  
Although both the network and access ports are used for network connectivity,  
they serve different purposes and have different port pinouts.  
Network Port Connector  
Table B-2 describes the network port connector pinouts.  
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Appendix B Technical Specifications  
Network Port Pinouts  
Table B-2 Network Port Connector Pinouts  
Pin Number  
Function  
1
2
3
4
5
6
7
8
TD+  
TD-  
RD+  
+48 Volts return1  
+48 Volts return1  
RD-  
+48 Volts source1  
+48 Volts source1  
1. When used to receive power from an inline  
power card in the Cisco Catalyst switch.  
Access Port Connector  
Table B-3 describes the access port connector pinouts.  
Table B-3 Access Port Connector Pinouts  
Pin Number  
Function  
RD+  
1
2
3
4
5
6
7
8
RD-  
TD+  
Not Used  
Not Used  
TD-  
Not Used  
Not Used  
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Network Port Pinouts  
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I N D E X  
TFTP server 4-28  
A
audience, for this document xi  
AudioMode parameter A-19  
audio parameter  
AC adapter  
connecting to 3-5  
providing power using 2-9  
access port  
AudioMode A-19  
ConnectMode A-20  
MediaPort A-20  
connecting 3-5  
purpose 2-9  
NumTxFrames A-20  
UDPTOS A-20  
active Cisco CallManager server,  
description 4-8  
auto answer, description 5-3  
auto-registration, using 2-12  
auxiliary VLAN  
adding  
Cisco IP Phones manually 2-14  
Cisco IP Phones using auto-registration 2-12  
description 2-3  
Cisco IP Phones using Bulk Administration  
network setting 4-6  
Tool 2-17  
Cisco IP Phones using DHCP 2-14  
users to Cisco CallManager 5-7  
administrative VLAN, description 4-6  
alternate TFTP, network setting 4-9  
App Load ID A-8  
BAT, adding phones with 2-17  
bmp2logo.exe A-28  
Boot Load ID A-8  
assigning  
BOOTP server A-8  
default router 4-17  
BootP Server, network setting 4-5  
Broadcast A-10  
DNS servers 4-22  
domain name 4-20  
BTXML cards version A-8  
IP address 4-15  
subnet mask 4-19  
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Index  
Bulk Administration Tool, adding phones  
Cisco IP Phone  
with 2-17  
adding manually to Cisco CallManager 2-14  
adding to Cisco CallManager 2-12  
configuration requirements 1-12  
installation overview 1-12  
installation procedure 3-4  
installation requirements 1-12  
mounting to wall 3-8  
BusyTone parameter A-18  
C
caller ID, description 5-4  
CallManager 1 – 4 A-9  
call park, description 5-3  
call pickup, description 5-3  
call waiting, description 5-4  
CallWaitTone parameter A-18  
caution, cell phone interference 1-1  
CDP, description 1-7  
power sources 2-9  
registering 2-12  
registering with Cisco CallManager 2-12  
resetting 6-8  
supported networking protocols 1-7  
technical specifications B-1  
troubleshooting 6-1  
CDP discovery A-14  
cell phone, interference 1-1  
cfgfmt.exe A-5  
Cisco IP Phone 7902G  
features 1-2  
Cisco Call Back 5-4  
figure 1-2, 3-6  
Cisco CallManager  
upgrading firmware A-21  
Cisco IP Phone 7905G  
features 1-2, 1-4  
active, description 4-8  
adding phone to database of 2-12  
context-sensitive help for 2-12  
interactions with 2-2  
figure 1-2, 1-4, 3-6  
graphic on LCD screen A-27  
upgrading firmware A-21  
Cisco IP Phone 7912G  
features 1-4  
required for Cisco IP Phones 3-2  
standby description 4-8  
verifying settings 6-16  
Cisco Catalyst switches, interaction with 2-3  
figure 1-4, 3-7  
Cisco discovery protocol (CDP),  
graphic on LCD screen A-27  
upgrading firmware A-21  
description 1-7  
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conference, description 5-4  
configuration file, creating 6-17  
configuration parameter  
See parameter  
DHCP  
adding phones that use 2-14  
address released, network setting 4-8  
description 1-7  
configuring  
disabling 4-11  
alternate methods A-1  
from a Cisco IP Phone 4-2  
methods 4-1  
enabled, network setting 4-8  
enabling 4-10  
releasing addresses 4-13  
server, network setting 4-5  
troubleshooting 6-19  
DHCP address released A-9  
DHCP enabled A-9  
overview 1-12  
startup network settings 3-10  
through phone’s web page 4-3, A-6  
user features 5-7  
VLAN settings 4-24  
ConfirmTone parameter A-18  
connecting  
Dhcp parameter A-12  
DHCP server A-8  
DialTone parameter A-18  
directory, corporate 5-7  
directory numbers, assigning manually 2-14  
displaying, network statistics 6-3  
DNS server  
handset 3-4  
to AC adapter 3-5  
to a computer 3-5  
to the network 3-4  
ConnectMode parameter A-20  
corporate directory, configuring 5-7  
assigning 4-22  
troubleshooting 6-20  
verifying settings 6-16  
DNS server 1 A-9  
D
DnsServer1 parameter A-13  
DNS server 2 A-9  
daisy chaining, not supported 6-21  
data VLAN, description 2-3  
Default gateway A-9  
DnsServer2 parameter A-13  
documentation  
additional xiii  
default router, assigning 4-17  
for users 5-10  
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Domain name A-9  
domain name  
updating 6-10  
upgrading A-21  
assigning 4-20  
verifying version 6-6  
forward, description 5-5  
network setting 4-5  
Domain parameter A-13  
dynamic host configuration protocol (DHCP),  
description 1-7  
group call pickup, description 5-5  
E
H
Elapsed time A-10  
erase configuration, procedure 6-8  
example_uprofile.txt A-3, A-4  
handset, connecting 3-4  
handset port, connecting to 3-4  
Hardware features A-8  
Hardware revision A-8  
hold, description 5-5  
F
features  
Host name A-8, A-9  
configuring on phone, overview 1-11  
host name, network setting 4-5  
configuring with Cisco CallManager,  
overview 1-10  
informing users about, overview 1-11  
figure  
I
inline power 2-9  
Cisco IP Phone 7902G 1-2  
Cisco IP Phone 7902G cable connections 3-6  
Cisco IP Phone 7905G 1-2, 1-4  
Cisco IP Phone 7905G cable connections 3-6  
Cisco IP Phone 7912G 1-4  
Cisco IP Phone 7912G cable connections 3-7  
firmware  
installing  
Cisco CallManager configuration 3-2  
network requirements 3-2  
preparing 2-12  
procedure 3-4  
requirements, overview 1-12  
safety warnings 3-3  
identifier A-8  
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interference, cell phone 1-1  
internet protocol (IP), description 1-8  
IP, description 1-8  
network connections  
access port 2-9  
network port 2-8  
network connectivity, verifying 6-14  
networking protocol  
CDP 1-7  
IP address A-9  
assigning 4-15  
network setting 4-5  
troubleshooting 6-15  
DHCP 1-7  
IP 1-8  
RTP 1-8  
L
TCP 1-8  
TFTP 1-8  
lddefault.cfg profile file A-2  
ldxxxxxxxxxxxx profile file A-2  
local configuration, erasing 6-8  
log file A-31  
UDP 1-8  
networking protocols, supported 1-7  
networking settings, accessing 4-2  
network outages, identifying 6-19  
network parameter  
Dhcp A-12  
M
DnsServer1 A-13  
DnsServer2 A-13  
Domain A-13  
MAC address A-8  
MAC address, network setting 4-5  
MediaPort parameter A-20  
meet-me conference, description 5-6  
model, verifying 6-5  
Nprintf A-16  
OpFlags A-14  
StaticIP A-12  
Multicast A-10  
StaticNetMask A-13  
StaticRoute A-12  
TftpServer1 A-12  
TftpServer2 A-12  
TraceFlags A-16  
VLANSetting A-15  
music-on-hold, description 5-6  
N
native VLAN, description 2-3  
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network port  
Operational VLAN ID A-9  
connecting to 3-4  
OpFlags parameter A-14  
purpose 2-8  
overview, configuring Cisco IP Phones 1-12  
network requirements, for installing 3-2  
network setting  
administrative VLAN 4-6  
alternate TFTP 4-9  
BootP Server 4-5  
parameter  
audio A-19 to A-20  
format A-3, A-4  
DHCP address released 4-8  
DHCP enabled 4-8  
DHCP server 4-5  
in profile file only A-20  
network A-11 to A-16  
tone A-16 to A-18  
domain name 4-5  
host name 4-5  
types A-4  
IP address 4-5  
password A-21  
MAC address 4-5  
operational VLAN 4-6  
SRST 4-8  
phone directory  
See corporate directory  
Phone DN A-8  
subnet mask 4-5  
physical connection, verifying 6-19  
plugging in Cisco IP Phone 3-4  
power patch panel, providing power using 2-9  
power source  
TFTP server 4-6  
network settings  
accessing 4-2  
startup configuration 3-10  
nprintf.exe A-30  
description 2-9  
design of 2-10  
Nprintf parameter A-16, A-30  
NumTxFrames parameter A-20  
external 2-9  
power patch panel  
about 2-9  
redundancy for 2-11  
Product ID A-8  
O
operational VLAN, description 4-6  
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profile file  
about A-2  
real-time transport protocol (RTP),  
binary A-3  
description 1-8  
common A-3  
Receive errors A-10  
conventions A-4  
converting to binary A-5  
creating A-5  
Receive overflow A-10  
Receive packets A-10  
redial, description 5-6  
redundancy, for power 2-11  
defined A-1  
editing A-3, A-5  
file name conventions A-3  
for individual phone A-2  
for multiple phones A-2, A-3  
lddefault.cfg A-2  
ldxxxxxxxxxxxx A-2  
sample file A-3  
text A-3, A-4  
registration, resolving problems with 6-13  
ReorderTone parameter A-18  
resetting  
Cisco IP phone 6-8  
continuously 6-18  
intentionally 6-20  
resolving, startup problems 6-12  
RingBackTone parameter A-18  
RingCadence parameter A-17  
RTP, description 1-8  
provisioning  
individual phone A-2  
multiple phones A-2  
through TFTP A-2  
prserv A-31  
S
ptag.dat A-5  
safety warnings, for installation 3-3  
Serial number A-8  
serial number, verifying 6-5  
services  
Q
Quality Reporting Tool 5-6  
about 5-8  
setting up 5-8  
subscribing to 5-8  
SigTimer parameter A-17  
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Software version A-8  
speed dial, description 5-6  
SRST A-9  
survivable remote site telephony, network  
setting 4-8  
symptom  
LCD screen does not display 6-12  
phone does not register 6-13  
phone does not start 6-12  
phone resetting 6-18  
SRST, network setting 4-8  
standby Cisco CallManager server,  
description 4-8  
startup  
failure 6-12  
resolving problems with 6-12  
startup process  
accessing TFTP server 2-6  
configuring VLAN 2-5  
contacting Cisco CallManager 2-7  
loading stored phone image 2-5  
obtaining IP address 2-5  
obtaining power 2-4  
tag, length, and value triplets A-2  
TCP, description 1-8  
technical specifications, for Cisco IP  
Phone B-1  
telephony features  
auto answer 5-3  
caller ID 5-4  
requesting configuration file 2-6  
understanding 2-4  
call park 5-3  
call pickup 5-3  
call waiting 5-4  
conference 5-4  
forward 5-5  
verifying 3-9  
StaticIP parameter A-12  
StaticNetMask parameter A-13  
StaticRoute parameter A-12  
statistics, network 6-3  
status, viewing messages 6-2  
status messages, description 6-2  
Subnet mask A-9  
group call pickup 5-5  
hold 5-5  
meet-me conference 5-6  
music-on-hold 5-6  
redial 5-6  
subnet mask  
speed dial 5-6  
assigning 4-19  
transfer 5-6  
network setting 4-5  
voice messaging system 5-6  
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Index  
TFTP  
alternate, network setting 4-9  
troubleshooting  
Cisco CallManager settings 6-16  
Cisco IP Phone 6-1  
description 1-8  
enabling alternate server 4-30  
server, assigning 4-28  
server, network setting 4-6  
server setting on phone 4-6  
troubleshooting 6-15  
TFTP provisioning, about A-2  
TFTP server 1 A-9  
collecting information for A-30  
DHCP 6-19  
DNS 6-20  
DNS settings 6-16  
IP addressing and routing 6-15  
network connectivity 6-14  
network outages 6-19  
phones resetting 6-20  
physical connection 6-19  
TFTP server 2 A-9  
TftpServer2 parameter A-12  
tone parameter  
server to which messages are sent A-16  
services on Cisco CallManager 6-16  
TFTP settings 6-15  
BusyTone A-18  
CallWaitTone A-18  
ConfirmTone A-18  
VLAN configuration 6-20  
DialTone A-18  
TrtpServer1 parameter A-12  
ReorderTone A-18  
RingBackTone A-18  
RingCadence A-17  
SigTimer A-17  
UDP, description 1-8  
TraceFlag parameter A-16  
transfer, description 5-6  
UDPTOS parameter A-20  
UIPassword parameter A-21  
understanding  
transmission control protocol (TCP),  
description 1-8  
interactions with Cisco CallManager 2-2  
interactions with Cisco Catalyst switches 2-3  
startup process 2-4  
Transmit errors A-10  
Transmit packets A-10  
trivial file transfer protocol (TFTP),  
upgradecode parameter A-21  
upgradelogo A-21, A-29  
description 1-8  
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upgrading firmware A-21  
user datagram protocol (UDP), description 1-8  
users  
wall mounting, Cisco IP Phone 3-8  
web page  
accessing voice messages 5-11  
adding to Cisco CallManager 5-7  
documentation for 5-9  
configuration options A-7  
configuring 4-3, A-6  
Device Information area A-8  
Device Logs area A-11  
how they get support 5-9  
required information 5-9  
subscribing to services 5-10  
for Cisco IP Phone 7905G A-1, A-6  
for Cisco IP Phone 7912G A-1, A-6  
Network Configuration area A-8  
Network Statistics area A-10  
password A-7  
V
verifying  
firmware version 6-6  
model 6-5  
serial number 6-5  
startup process 3-9  
VLAN  
administrative, network setting 4-6  
auxiliary, for voice traffic 2-3  
configuring for voice networks 2-3  
configuring settings 4-24  
native, for data traffic 2-3  
operational, network setting 4-6  
verifying 6-20  
VLANSetting parameter A-15  
voice messaging system description 5-6  
voice VLAN, description 2-3  
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