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read Paradyne Corporation.
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6700-A2-GB22-00
Issue 1
September 1994
r
Pa adyne
COMSPHERE
6700 Series
Network Management System
Network Configuration Guide
Printed on recycled paper
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COMSPHERE
6700 Series Network
Management System
Network Configuration Guide
6700-A2-GB22-00
Issue 1 (September 1994)
Changes and enhancements to the product and to the
information herein will be documented and issued as a new
release.
A Reader’s Comments form is provided at the front of this
publication and your comments are appreciated. If the form has
been removed, address comments to AT&T Paradyne
Corporation, Technical Publications, 8545 126th Avenue North,
P.O. Box 2826, Largo, Florida, 34649-2826. AT&T Paradyne
may use or distribute any of the information supplied, as
appropriate, without incurring any obligation whatsoever.
COPYRIGHT 1994 AT&T Paradyne Corporation.
All Rights Reserved
Printed in U.S.A.
This publication is protected by federal copyright law. No part of this publication may be copied
or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any
human or computer language in any form or by any means, electronic, mechanical, magnetic,
manual or otherwise, or disclosed to third parties without the express written permission of
AT&T Paradyne Corporation, 8545 126th Avenue North, P.O. Box 2826, Largo, Florida
34649-2826.
AT&T Paradyne Corporation makes no representation or warranties with respect to the
contents hereof and specifically disclaims any implied warranties of merchantability or fitness
for a particular purpose. Further, AT&T Paradyne Corporation reserves the right to revise this
publication and to make changes from time to time in the contents hereof without obligation of
AT&T Paradyne Corporation to notify any person of such revision or changes.
A
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Trademarks
Trademarks
COMSPHERE is a registered trademark of AT&T.
Ethernet is a registered trademark of Xerox Corporation.
Hayes is a registered trademark of Hayes Microcomputer Products, Inc.
Microsoft is a registered trademark of Microsoft Corporation.
MS-DOS is a registered trademark of Microsoft Corporation.
NEWT is a trademark of NETMANAGE, Inc.
Sun is a registered trademark of Sun Microsystems, Inc.
Windows is a trademark of Microsoft Corporation.
UNIX is a registered trademark in the United States and other countries, licensed
exclusively through X/Open Company Limited.
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C
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Preface
Related Documents . . . . . . . . . . . . . . . . . . . . . . . . . . v
Ordering Information . . . . . . . . . . . . . . . . . . . . . vi
1
2
Overview
What is the Network Configuration Feature? . . . . . 1-1
Preparing for Network Configuration . . . . . . . . . . . . 1-1
Accessing the Network Configuration Feature . . . . 1-3
Main Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Workstation Settings
Designating NMS Server Names and IP
Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Adding Names and IP Addresses . . . . . . . . . 2-2
Modifying or Deleting Names and IP
Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Choosing the Active Server . . . . . . . . . . . . . . . . . . . . 2-4
Entering Administrative Data . . . . . . . . . . . . . . . . . . . 2-5
3
Configuration Files and Interfaces
Configuration Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Saving a Configuration File . . . . . . . . . . . . . . . 3-2
Exiting a Configuration File . . . . . . . . . . . . . . . 3-2
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Adding an Interface . . . . . . . . . . . . . . . . . . . . . . 3-3
Duplicating an Interface . . . . . . . . . . . . . . . . . . 3-4
Deleting an Interface . . . . . . . . . . . . . . . . . . . . . 3-5
Automatically Connecting Interfaces . . . . . . . . . . . . 3-6
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i
4
5
SNMP Settings
Configuring SNMP Community Names . . . . . . . . . . 4-2
Uses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Configuring Authorized SNMP Managers . . . . . . . . 4-5
Adding Authorized Manager Information . . . . 4-5
Modifying or Deleting Authorized Manager
Information . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Custom Network Interface Settings
Viewing Network Settings . . . . . . . . . . . . . . . . . . . . . . 5-2
Configuring LAN Hardware Parameters . . . . . . . . . . 5-3
Selecting the IP Address of a Workstation . . . . . . . 5-5
Setting the Number of Subnet Mask Bits . . . . . . . . . 5-6
Choosing Port Settings . . . . . . . . . . . . . . . . . . . . . . . . 5-7
Choosing Modem Settings . . . . . . . . . . . . . . . . . . . . . 5-9
Specifying Dial Settings . . . . . . . . . . . . . . . . . . . . . . . 5-11
Designating the Default Gateway . . . . . . . . . . . . . . . 5-12
Glossary
Index
ii
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1
2
Overview
1-1 Network Configuration Main Menu . . . . . . . . . 1-3
1-2 Network Configuration Main Menu Options . . 1-4
Workstation Settings
2-1 NMS Server Dialog Box . . . . . . . . . . . . . . . . . . 2-2
2-2 Active Server Dialog Box . . . . . . . . . . . . . . . . . 2-4
2-3 Station Administration Dialog Box . . . . . . . . . . 2-5
3
Configuration Files and Interfaces
3-1 Custom Window . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
3-2 Add Interface Window . . . . . . . . . . . . . . . . . . . . 3-3
3-3 Interface Name Dialog Box . . . . . . . . . . . . . . . . 3-4
3-4 Delete Interface Dialog Box . . . . . . . . . . . . . . . 3-5
3-5 Auto Connect Interfaces Dialog Box . . . . . . . . 3-6
4
5
SNMP Settings
4-1 Community Names Dialog Box . . . . . . . . . . . . 4-3
4-2 Authorized Managers Dialog Box . . . . . . . . . . 4-5
Custom Network Interface Settings
5-1 Custom Window . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
5-2 Hardware Dialog Box . . . . . . . . . . . . . . . . . . . . . 5-4
5-3 Internet Address Dialog Box . . . . . . . . . . . . . . . 5-5
5-4 Subnet Mask Dialog Box . . . . . . . . . . . . . . . . . . 5-6
5-5 Port Settings Dialog Box . . . . . . . . . . . . . . . . . . 5-7
5-6 Modem Settings Dialog Box . . . . . . . . . . . . . . . 5-9
5-7 Dial Settings Dialog Box . . . . . . . . . . . . . . . . . . 5-11
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iii
4
5
SNMP Settings
4-1 Community Names Dialog Box Fields . . . . . . 4-4
4-2 Authorized Managers Dialog Box Fields . . . . 4-6
Custom Nework Interface Settings
5-1 Custom Window Fields . . . . . . . . . . . . . . . . . . . 5-2
5-2 Hardware Dialog Box Fields . . . . . . . . . . . . . . . 5-4
5-3 Port Settings Dialog Box Fields . . . . . . . . . . . . 5-8
5-4 Modem Settings Dialog Box Fields . . . . . . . . . 5-10
5-5 Dial Settings Dialog Box Fields . . . . . . . . . . . . 5-12
iv
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This guide describes how to use the COMSPHERE
6700 Series Network Management System (NMS) Network
Configuration Guide.
This manual assumes you have a basic understanding of LAN,
networks and their adapters, modems and their operation, are
knowledgeable about data communications, and are familiar
with Windows terminology and conventions. You or your LAN
administrator should also have knowledge of TCP/IP.
Related Documents
3510-A2-GA31 COMSPHERE 3000 Series Carrier, Installation
Manual
3610-A2-GB41 COMSPHERE 3600 Series Data Service Units,
Models 3610 and 3611, Time Division
Multiplexer, Multichannel Multipoint, and Digital
Bridge Options, Applications Guide
3610-A2-GB91 COMSPHERE 3600 Series Data Service Units,
Models 3610 and 3611, Operator’s Guide (with
Reference Card insert)
3610-A2-GN32 COMSPHERE 3600 Series Data Service Units,
Models 3610 and 3611, Dial Backup Module
and SNA Diagnostic Interface Options,
Applications Guide
3810-A2-GB91 COMSPHERE 3800 Series Modems,
Models 3810, 3811, and 3820, User’s Guide
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v
Preface
3910-A2-GN32 COMSPHERE 3900 Series Modems,
Models 3910 and 3911,
Point-to-Point/Multipoint, Installation and
Operation Manual
6700-A2-GB20 COMSPHERE 6700 Series Network
Management System SNMP Proxy Agent
Feature User’s Guide
6700-A2-GB41 COMSPHERE 6700 Series Network
Management System Security Manager
Feature Supplement
6700-A2-GY31 COMSPHERE 6700 Series Network
Management System User’s Guide
1001-40-1940
NEWT TCP/IP for Windows Installation and
User’s Guide
Ordering Information
To order AT&T Paradyne documentation, please call
1-800-545-2354.
vi
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1
This chapter describes the Network Configuration feature,
explains how to access this feature, and provides a diagram of
its menu structure.
What is the Network
Configuration Feature?
The Network Configuration feature allows you to customize your
COMSPHERE 6700 Series NMS base software, client, and/or
SNMP Proxy Agent features.
Preparing for Network
Configuration
Before network configuration, you need some system and
network information. Use the following form to collect the
necessary information before you start the installation process.
Retain this form as a record of this information. Examples are
shown in parentheses.
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Overview
Network Configuration Information
General
Where to install the software (c:\pcnms):
Location of network drivers (c:\pcnms):
Software Serial Number (1493018):
Software Key Number (dkjslmo):
Network Interface Name (Ethernet0):
Network Interface Type (Ethernet):
Workstation
Internet Address of Workstation (192.0.2.2):
Unique Node Name (Largo Bld. J):
NMS Server(s) IP Address (192.0.2.1):
LAN/Hardware Interface
Adapter Vendor Name (Western Digital):
Board Type (Ether Card Plus):
Interrupt Level (5):
I/O Base Address (0x300):
SLIP Interface
Baud Rate (9600):
Flow Control (Hardware):
Modem Type (Hayes compatible):
Port (COM 1):
Telephone Number (9,1,813–530–2671):
Optional
Subnet Mask (255.255.255.0):
Default Gateway (192.0.2.254):
1-2
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Overview
Accessing the Network
Configuration Feature
To access the Network Configuration feature, access the
Windows Program Manager and choose the icon shown below
from the COMSPHERE 6700 Program Group.
The Network Configuration Main Menu appears, as shown in
Figure 1-1.
Figure 1-1. Network Configuration Main Menu
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Overview
Main Menu Options
Figure 1-2 shows the menu options available from the Main
Menu.
Figure 1-2. Network Configuration Main Menu Options
Use the procedures in the following chapters to customize your
configuration using these menu options.
1-4
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2
This chapter provides procedures for configuring a workstation’s
server-related settings.
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Workstation Settings
Designating NMS Server Names
and IP Addresses
For each NMS multiuser client, you must designate a server,
and each NMS server must have a name and Internet Protocol
(IP) address.
Adding Names and IP Addresses
Use NMS Servers... to build a database of NMS server names
and IP addresses. You can then use this database to select the
NMS server for a multiuser client.
Procedure
1. Select Workstation from the Main Menu.
2. Choose NMS Servers.... The NMS Servers dialog box
appears, as shown in Figure 2-1.
Figure 2-1. NMS Server Dialog Box
3. In the Name field, enter the name of the NMS server
(maximum 15 characters).
4. In the IP Address field, enter the NMS server IP
address.
5. Choose Add. The new name and IP address appear in
the Available NMS Servers list box.
2-2
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Workstation Settings
6. Repeat Steps 3–5 for each IP address you need to
add.
7. Choose Close from the Control menu to return to the
Main Menu.
Modifying or Deleting Names and IP
Addresses
Use NMS Servers... to maintain the NMS server name and IP
address database.
Procedure
1. Select Workstation from the Main Menu.
2. Choose NMS Servers.... The NMS Servers dialog box
appears, as shown in Figure 2-1.
3. Choose the name of the server you wish to modify or
delete from the Available NMS Servers list box. That
name and address appears in the Name and IP
Address fields.
4. Change the name and/or IP address and choose
Modify or Delete, as appropriate.
5. Repeat Steps 3 and 4 for each server name and IP
address you need to modify or delete.
6. Choose Close from the Control menu to return to the
Main Menu.
Download from Www.Somanuals.comI.sAslluMean1ualSs eSpeatercmh AbnedrD1o9w9nl4oad. 2-3
Workstation Settings
Choosing the Active Server
Use Active Server... to choose the active server for the NMS
client. After you choose an active server with this command, the
NMS client uses the IP address you set up using NMS
Servers... to communicate with that server.
Procedure
1. Select Workstation from the Main Menu.
2. Choose Active Server.... The Active Server dialog box
appears, as shown in Figure 2-2.
Figure 2-2. Active Server Dialog Box
3. Select a server from the Available NMS Servers
listbox.
4. Choose OK. The Main Menu appears.
NOTE:
If you change the NMS server while the NMS is active,
you must restart NMS.
2-4
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Workstation Settings
Entering Administrative Data
Use Administration to enter information about who to contact
should the workstation require human interaction.
Procedure
1. Select Workstation from the Main Menu.
2. Choose Administration. The Station Administration
dialog box appears, as shown in Figure 2-3.
Figure 2-3. Station Administration Dialog Box
The Station Name appears at the top of the dialog box.
This is the name entered for this workstation during the
installation process.
3. Use the Location, Contact 1, and Contact 2 fields to
enter administrative information about this workstation.
Each field contains a maximum of 40 characters.
4. Choose Modify.
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3
This chapter provides procedures for configuration file and
interface manipulation.
Download from Www.Somanuals.comI.sAslluMean1ualSs eSpeatercmh AbnedrD1o9w9nl4oad. 3-1
Configuration Files and Interfaces
Configuration Files
Use the File menu on the Custom window menu bar to save and
exit a configuration file. To access the Custom window (shown
in Figure 3-1), choose Settings... from the Network menu.
Figure 3-1. Custom Window
Saving a Configuration File
To save a configuration file, choose Save from the File menu on
the Custom window menu bar.
Exiting a Configuration File
To exit a configuration file, choose Exit on the File menu on the
Custom window menu bar. This closes the configuration file and
exits the Custom window.
3-2
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Configuration Files and Interfaces
Interfaces
Use the Interface menu on the Custom window to add,
duplicate, or delete an interface. You must configure at least one
interface.
Adding an Interface
Use Add on the Custom window’s Interface menu to add an
interface to a configuration file.
Procedure
1. Choose Settings from the Network menu. The Custom
window appears, as shown in Figure 3-1.
2. Choose Interface from the Custom window menu bar.
3. Choose Add from the Interface menu. The Add
Interface window appears, as shown in Figure 3-2.
Figure 3-2. Add Interface Window
4. Select the type of interface using the selection list
button to the right of the Type field.
5. Enter the name of the interface in the Name field. The
default is Ethernet0.
6. Choose OK.
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Configuration Files and Interfaces
Duplicating an Interface
Use Duplicate on the Custom window’s Interface menu to
create copies of an interface that differ only slightly. For
example, use Duplicate for the same IP, subnet, and port where
each interface has its own telephone number.
Procedure
1. Choose Settings from the Network menu. The Custom
window appears, as shown in Figure 3-1.
2. Select the interface from the bottom of the Custom
window.
3. Choose Interface from the Custom window menu bar.
4. Choose Duplicate from the Interface menu. The
Interface Name dialog box appears, as shown in
Figure 3-3.
Figure 3-3. Interface Name Dialog Box
5. Enter a unique name for the interface in the Name
field.
6. Choose OK.
3-4
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Configuration Files and Interfaces
Deleting an Interface
Use Delete on the Custom window’s Interface menu to delete an
interface.
Procedure
1. Choose Settings from the Network menu. The Custom
window appears, as shown in Figure 3-1.
2. Select the interface from the bottom of the Custom
window.
3. Choose Interface from the Custom window menu bar.
4. Choose Delete from the Interface menu. The Delete
Interface dialog box appears, as shown in Figure 3-4.
Figure 3-4. Delete Interface Dialog Box
5. Choose Yes. This closes the dialog box.
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Configuration Files and Interfaces
Automatically Connecting
Interfaces
Use Interface on the Network Configuration main menu to set
up serial interfaces to automatically connect at system startup.
Also use this command to remove interfaces from the automatic
connection list.
NOTE:
You must configure the devices and the COMSPHERE
6700 Series NMS interfaces before you can use this
procedure to automatically connect those interfaces. Also,
the COMSPHERE 6700 NMS must be running.
To set up automatically connecting interfaces, choose Interface
from the Network pull-down menu. The Auto Connect Interfaces
dialog box appears, as shown in Figure 3-5.
Figure 3-5. Auto Connect Interfaces Dialog Box
3-6
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Configuration Files and Interfaces
This dialog box shows all available interfaces not set up for
automatic connection in the left list box, and all interfaces
previously set up for automatic connection in the right list box.
To add an interface to the auto connect list, highlight the desired
interface in the Available Interfaces list box, then select Add.
To remove an interface from the auto connect list, highlight the
desired interface in the Connected Interfaces list box, then
select Remove.
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4
This chapter provides procedures for SNMP-specific settings.
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SNMP Settings
Configuring SNMP Community
Names
Use Community Names... on the SNMP menu to configure
SNMP community names for use by the COMSPHERE
6700 Series SNMP Proxy Agent.
Uses
The SNMP Proxy Agent uses these names to:
Determine which SNMP messages to process
Determine how to identify itself when issuing SNMP Trap
messages to an SNMP Manager
Provide a limited security function, when used in
conjunction with the Authorized Managers table
The NMS Read and Write Community names control access to
the 6700 Series NMS MIB. The Base Read and Write
Community names control access to the 6700 Series Device
MIB.
4-2
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SNMP Settings
Procedure
1. Choose Community Names... from the SNMP menu.
The Community Names dialog box appears, as shown
in Figure 4-1.
Figure 4-1. Community Names Dialog Box
2. Make the required entries. Table 4-1 describes the
fields in the Community Names dialog box.
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SNMP Settings
Table 4-1. Community Names Dialog Box Fields
Character
Field
Default
Description
Length
NMS Read
Community
0–32
public
Name for issuing ‘‘Read”
(GET) commands for
NMS. A null entry causes
the agent to accept any
community name.
NMS Write
Community
0–32
0–16
public
Name for issuing ‘‘Write”
(SET) commands for
NMS. A null entry causes
the agent to accept any
community name.
Base Read
(Blank)
Name for issuing ‘‘Read”
(GET) commands for
NMS devices. The
device name (within
6700 Series NMS) is
appended to this name to
form the specific device
read community name.
Base Write
0–16
(Blank)
Name for issuing ‘‘Write”
(SET) commands for
NMS devices. The
device name (within
6700 Series NMS) is
appended to this name to
form the specific device
write community name.
3. Choose OK. The Main Menu appears.
4-4
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SNMP Settings
Configuring Authorized SNMP
Managers
Use Authorized Managers... in conjunction with Community
Names... to determine which SNMP messages to process.
Adding Authorized Manager
Information
Procedure
1. Choose Authorized Managers... from the SNMP
menu. The Authorized Managers dialog box appears,
as shown in Figure 4-2.
Figure 4-2. Authorized Managers Dialog Box
Download from Www.Somanuals.comI.sAslluMean1ualSs eSpeatercmh AbnedrD1o9w9nl4oad. 4-5
SNMP Settings
2. Make the required entries. Table 4-2 describes the
fields on the Authorized Managers dialog box.
Table 4-2. Authorized Managers Dialog Box Fields
Character
Field
Description
Length
1–15
–
Name
SNMP manager’s name
IP Address
SNMP manager’s Internet Protocol
address
MIB Access
–
–
SNMP manager’s access to MIBs
Enable TRAPS
Enable trap forwarding to the SNMP
manager
Location
Contact 1
Contact 2
0–40
0–40
0–40
SNMP manager’s location
Contact person’s name
Contact person’s name
3. Choose Add. The name of the new authorized
manager appears in the Authorized Managers list box.
4. Repeat Steps 2 and 3 for each authorized manager
you need to add.
5. Choose Close to return to the Main Menu.
4-6
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SNMP Settings
Modifying or Deleting Authorized
Manager Information
Procedure
1. Choose Authorized Managers... from the SNMP
menu. The Authorized Managers dialog box appears,
as shown in Figure 4-2.
2. Choose the name of the authorized manager you wish
to modify or delete in the Authorized Managers list
box. The settings for that manager appear in the fields
of the dialog box.
3. Press <TAB> to move to the fields you need to change
and make changes as appropriate. The field
descriptions are listed in the Adding Authorized
Manager Information procedure.
4. Choose Modify or Delete, as appropriate.
5. Repeat Steps 2–4 for each manager you need to
modify or delete.
6. Choose Close to return to the Main Menu.
NOTE:
To change the IP address of a manager, you must
delete and then add.
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5
This chapter provides procedures for required interface-specific
settings. Refer to the NEWT TCP/IP for Windows Installation
and User’s Guide for details about other configuration options.
Download from Www.Somanuals.comI.sAslluMean1ualSs eSpeatercmh AbnedrD1o9w9nl4oad. 5-1
Custom Network Interface Settings
Viewing Network Settings
Use Settings... on the Network menu to view or customize your
communications environment. Choosing Settings... accesses
the Custom window, shown in Figure 5-1.
Figure 5-1. Custom Window
Table 5-1 describes the fields on the Custom window.
Table 5-1. Custom Window Fields (1 of 2)
Interface
The name of the interface.
Physical Address
IP Address
The physical address of the workstation.
Internet Protocol address (home address) for the
workstation.
Subnet Mask
Subnet mask bits. Used to partition IP addresses
into network and host portions.
Host Name
Domain Name
Name
Not required.
Not required.
Name of the interface.
Ethernet, Token Ring, FDDI, SLIP, or PPP
Type
5-2
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Custom Network Interface Settings
Table 5-1. Custom Window Fields (2 of 2)
IP
Internet Protocol address (home address) for the
workstation.
Domain
Not required.
Configuring LAN Hardware
Parameters
Use Hardware... to select and configure the following
hardware-related parameters for Ethernet, Token Ring, or FDDI
networks:
Vendor
Board Type
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose Hardware... from the Setup menu. The
Hardware dialog box appears, as shown in Figure 5-2.
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Custom Network Interface Settings
Figure 5-2. Hardware Dialog Box
4. Use the drop-down list boxes to select and configure
the hardware parameters as needed. Table 5-2
describes the fields in the Hardware dialog box.
5. Choose OK.
Table 5-2. Hardware Dialog Box Fields
Field
Description
Vendor
Supplier of the LAN card.
Board Type
Model. Defaults to one of chosen vendor’s cards.
NOTE:
If the network driver is not installed in the C:\PCNMS.EXE
directory, you are prompted to enter the directory where
the driver resides.
5-4
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Custom Network Interface Settings
Selecting the IP Address of a
Workstation
Use IP Address... to select the Internet Protocol (home)
address of a workstation.
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose IP Address... from the Setup menu. The
Internet Address dialog box appears, as shown in
Figure 5-3.
Figure 5-3. Internet Address Dialog Box
4. Enter the IP address. Click on the radial button to reset
the fields to zero.
5. Choose OK.
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Custom Network Interface Settings
Setting the Number of Subnet
Mask Bits
Use Subnet Mask... to specify the number of subnet mask bits.
These bits are used to partition IP addresses into a network and
host portion, if needed.
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose Subnet Mask... from the Setup menu. The
Subnet Mask dialog box appears, as shown in
Figure 5-4.
Figure 5-4. Subnet Mask Dialog Box
4. Click and drag the Subnet Mask slide bar to the correct
location, or type the number of subnet mask bits.
5. Choose OK.
5-6
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Custom Network Interface Settings
Choosing Port Settings
Use Port... to specify communications port settings for SLIP,
CSLIP, or PPP interfaces.
!
CAUTION:
Perform changes to port settings other than baud rate and
connector settings with caution. Hardware flow control is the
default setting due to binary communication requirements.
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose Port... from the Setup menu. The Port
Settings dialog box appears, as shown in Figure 5-5.
Table 5-3 describes the fields on the Port Settings
dialog box.
Figure 5-5. Port Settings Dialog Box
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Custom Network Interface Settings
NOTE:
SLIP, CSLIP, and PPP are 8 bit protocols and must have
the following settings: 8 Data Bits, 1 Stop Bit, and None
Parity.
4. Change the port settings, as needed.
5. Choose OK.
Table 5-3. Port Settings Dialog Box Fields
Field
Description
Baud Rate
Data Bits
Stop Bits
Transfer data rate.
Number of data bits per byte.
Number of stop bits.
Parity
Parity.
Flow Control
Connector
Parity Check
Carrier Detect
Flow control for data transmission.
Communications port to use.
Enables indication of byte where parity error exists.
Indicates modem signal should be used.
5-8
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Custom Network Interface Settings
Choosing Modem Settings
Use Modem... to specify modem interaction commands and
modes for SLIP interfaces.
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose Modem... from the Setup menu. The Modem
Settings dialog box appears, as shown in Figure 5-6.
Table 5-4 describes the fields on the Modem Settings
dialog box.
Figure 5-6. Modem Settings Dialog Box
4. Select the appropriate modem from those listed under
Modem Defaults. The Network Configuration feature
then uses default commands based on your choice.
If your modem is not listed, select Hayes which works
across almost all modem types. Select None to
indicate a direct null-modem connection, which does
not require any dial.
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Custom Network Interface Settings
NOTE:
If your modem requires special settings, refer to Table 5-4
and the manual provided by your modem vendor.
5. Choose OK.
Table 5-4. Modem Settings Dialog Box Fields
Field
Description
Dial
Dial commands (prefix and suffix).
Hangup commands (prefix and suffix).
Binary transmission commands (prefix and suffix).
Binary receive commands (prefix and suffix).
Answer on number of rings.
Set originate state.
Hangup
Binary TX
Binary RX
Answer
Originate
Initialize
Exit
Set initial state.
Exit AT command set.
Modem Defaults
Set all fields to selected default (none, Hayes
compatible, Telebit, or MultiTech).
5-10
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Custom Network Interface Settings
Specifying Dial Settings
Use Dial... to specify dial parameters for SLIP interfaces.
Procedure
1. Choose Settings... from the Network menu. The
Custom window appears, as shown in Figure 5-1.
2. Choose Setup from the Custom window menu bar.
3. Choose Dial... from the Setup menu. The Dial Settings
dialog box appears, as shown in Figure 5-7.
Table 5-5 describes the fields on the Dial Settings
dialog box.
Figure 5-7. Dial Settings Dialog Box
4. Enter the appropriate dial settings.
NOTE:
Leave the Dial field blank to indicate Answer mode when
connected.
5. Choose OK.
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Custom Network Interface Settings
Table 5-5. Dial Settings Dialog Box Fields
Field
Description
Dial
Telephone number to use when
dialing.
Timeout If Not Connected In
Number of seconds to wait for
connection before timing out.
Redial After Timing Out
Redial After Carrier Is Lost
Signal When Connected
Open Log When Connecting
Redial after a timeout occurs.
Redial after the carrier is lost.
Signal when connected.
Open a log when connecting.
Designating the Default
Gateway
Use Default Gateway... to specify which gateway (router)
should receive communication destined for addresses in an
unknown subnet. Refer to the NEWT TCP/IP for Windows
Installation and User’s Guide.
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A
address mask
A bit mask used to select bits from an IP address for subnet
addressing. The mask is 32 bits long and selects the network
portion of the IP address and one or more bits of the local
portion.
agent
A software program housed within a managed network device,
such as a host, gateway, or terminal server. An agent stores
management data and responds to the manager’s data
requests.
ANSI
The American National Standards Institute sets standards for
the US computer industry. ANSI participates in defining network
protocol standards.
ARP
Address Resolution Protocol. The TCP/IP protocol used to
dynamically bind a high-level IP address to a low-level physical
hardware address. ARP is only across a single physical network
and is limited to networks that support hardware broadcast.
ASCII
The American Standard Code for Information Interchange,
widely accepted code for representing alphanumeric information.
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Glossary
B
backup
Backup is the process of preserving copies of files on a different
drive, directory or media to protect against the destruction or
loss of the original files in the event of hardware or system
failure.
baud
A unit of signaling speed that is equal to the number of symbols
per second. This is not necessarily the same as bits per second,
although the terms are frequently interchanged.
BOOTP
The Bootstrap Protocol, described in RFCs 951 and 1084, is
used for booting diskless nodes.
buffer
A temporary storage area for data during the transfer of that
data between the computer and a peripheral, or between parts
of a computer to prevent loss of information.
C
client
A client is a computer system that uses resources provided by
another machine on the network.
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Glossary
D
daemon
An agent program that runs continuously on a server system in a
UNIX environment and provides resources to client systems on
the network.
dial-up
A temporary, as opposed to dedicated, connection between
machines established over a standard phone line.
DLL
Dynamic Link Library contrasts Terminate and Stay Resident
(TSR). Windows automatically loads the applications into
memory when required and unloads it when space is needed for
other applications.
default
A value supplied by the system when a user does not specify a
required command, parameter or qualifier.
device name
Identification of a physical device, for example LPT1 for a
printer. Can also be a logical name equated to a physical device
name.
domain
A named group of machines on the network. A domain name
consists of a sequence of names (labels) separated by periods
(dots).
DNS
Domain Name System. An online distributed database that
maps machine names into IP addresses.
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Glossary
driver
A software module that controls an input/output port or external
device such as a keyboard or a monitor. TCP/IP uses a driver to
control the network interface cards.
DSU
Data Service Unit. A device that replaces a modem on a digital
data service line. The data service unit regenerates the digital
signals for transmission over digital facilities.
E
EIA
Electronic Industries Association. This organization provides
standards for the data communications industry to ensure
uniformity of interface between DTEs and DCEs.
Ethernet
Ethernet is a type of network that supports high-speed
communication among systems. It is a 10-Mb/s standard for
LANs. All hosts are connected to a coaxial cable where they
contend for network access using a Carrier Sence Multiple
Access with Collision Detection (CSMA/CD) paradigm.
Ethernet address
An Ethernet address is a six-part hexadecimal number in which
a colon separates each part (for example, 8:0:20:1:2f:0). This
number identifies the Ethernet communications board installed
in a PC and is used to identify the PC as a member of the
network.
export
Export is the process that makes a file available so that other
systems can access it.
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Glossary
F
file access
File access allows users to work with a remote file as if the file is
local.
FTP
File Transfer Protocol. A protocol that allows a user on one host
to access, and transfer files to and from, another host over a
network. The FTP application is used to provide file transfer
services across a wide variety of systems through the use of the
File Transfer Protocol (FTP). Usually implemented as application
level programs, FTP uses the TELNET and TCP protocols. The
server side requires a client to supply a login identifier and
password before it will honor requests.
file server
A process running on a computer that provides access to files
on that computer to programs running on remote machines.
G
gateway
A communications device/program that passes data between
networks having similar functions but dissimilar implementations.
group id
A unique number associated with each group name on the
server.
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Glossary
H
host
Any end-user computer system that connects to a network.
Hosts range in size from personal computers to
supercomputers.
host table
An ASCII text file where each line is an entry consisting of one
numeric address and one or more names associated with that
address.
I
ICMP
Internet Control Message protocol. The ICMP delivers error and
control messages from hosts to requesters. An ICMP test can
determine whether a destination is reachable and responding.
internet
While an internet is a network, internet is usually used to refer to
a collection of networks interconnected with routers.
Internet
The largest internet in the world. The Internet is a three level
hierarchy composed of backbone networks, mid-level networks,
and stub networks. This is a multiprotocol internet.
internet address
An internet protocol address that uniquely identifies a node on
an internet. An Internet address uniquely identifies a node on the
Internet.
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Glossary
IP
Internet Protocol. The TCP/IP standard protocol that defines the
IP as a unit of information passed across an Internet and
provides the basis for packet delivery service. IP includes the
ICMP control and error message protocol as an integral part.
The entire protocol suite is often referred to as TCP/IP because
TCP and IP are the two most fundamental protocols.
IP address
Internet protocol address. This is a 32-bit address assigned to
host on a TCP/IP Internet. The IP address has a host
component and a network component.
L
LAN
Local Area Network. A data network intended to serve an area
of only a few square kilometers or less. Because the network is
known to cover only a small area, optimizations can be made in
the network signal protocols that permit data rates up to
100 Mb/s.
log in
To perform a sequence of actions at a terminal that establishes a
user’s communication with the operating system and sets up
default characteristics for the user’s terminal session.
log out
To terminate interactive communication with the operating
system, and end a terminal session.
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Glossary
M
manager
A software program housed within a network management
station. The manager has the ability to query agents, receive
agent responses, and set specific variables using various SNMP
commands.
MIB
Management Information Base. The set of variables a gateway
running SNMP maintains. Standard, minimal MIBs have been
defined, and vendors often have private enterprise MIBs. In
theory, any SNMP manager can talk to any SNMP agent with a
properly defined MIB. MIB-II refers to an extended management
database that contains variables not shared by SNMP.
N
NDIS
Network Device Interface Specification. The NDIS specification
is used for all communication with network adapters. The
specification was developed by Microsoft and 3COM to provide
a common programming interface for MAC drivers and transport
drivers. NDIS works primarily with LAN manager and allows
multiple protocol stacks to share a single network interface card.
network address
A unique number associated with a host that identifies it to other
hosts during network transactions. This is the network portion of
an IP address. For a class A network, the network address is the
first byte of the IP address. For a class B network, the network
address is the first two bytes of the IP address. For a class C
network, the network address is the first three bytes of the IP
address. In each case, the remainder is the host address. In the
Internet, assigned network addresses are globally unique.
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Glossary
NEWT
NEWT is a TCP/IP communication stack for Microsoft Windows.
NEWT provides users a degree of network access previously
only available to workstation and mainframe users.
NFS
Network File System. A protocol developed by SUN
Microsystems that uses IP to allow a set of computers to access
each other’s file systems as if they were local. Originally
designed for UNIX systems, this protocol has been implemented
on many other operating systems, including DOS and Windows.
NIC
Network Information Center. The NIC at SRI international in
Menlo Park, California, assigns IP addresses and network
numbers per request submitted by an organization. The number
assigned is appropriate to the number of host devices on the
network.
P
PING
The Packet Internet Groper is a program that is useful for testing
and debugging networks. It sends an Echo packet to the
specified host, and waits for a response. It reports success or
failure and statistics about its operation.
PPP
The Point-to-Point Protocol, defined in RFC 1171, provides a
method for transmitting packets over serial point-to-point links.
prompt
Word or words used by the system to assist a user’s response.
Such messages generally ask the user to respond by typing
some information in the following field.
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Glossary
protocol stack
A layered set of protocols that work together to provide a set of
network functions.
R
RAM
RAM is a Random Access Memory.
RFC
Request for comment. The RFC documents describe all aspects
and issues associated with the Internet protocols.
remote
Files, devices, and users not attached to your local machine.
remote host
The computer receiving the network command.
remote printer
IN LPR/LPD, a printer with a special network card, or a PC or
workstation.
router
A router has two or more network interfaces to different
networks. The primary function of a router is to direct packets
between these networks, delivering them to their final
destination or to another router. When used with TCP/IP, the
term refers to an IP gateway that routes data using IP
destination addresses.
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Glossary
S
script
A sequence of ASCII text lines stored in a file. You can create a
script to automate various tasks.
server
A computer that provides services to a network.
SLIP
Serial Link Internet Protocol. Protocol for serial operation in an
Internet network.
SMI
Structure of Management Information. SMI presents a prefix tree
with defined object identifiers.
SNMP
Simple Network Management Protocol. A standard protocol
used to monitor network activity on “agent” nodes from
management stations, defined in STD 15, RFC 1157.
stack
A group of drives that work together to span the layers in the
network protocol hierarchy.
STD
A subseries of RFCs that specify Internet standards. The official
list of Internet standards is in STD 1.
Structure of Management Information
(SMI)
The rules used to define the objects that can be accessed via a
network management protocol. This protocol is defined in STD
16, RFC 1155.
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Glossary
subnet
A portion of a network, which may be a physically independent
network segment, that shares a network address with other
portions of the network and is distinguished by a subnet number.
A subnet is to a network what a network is to an internet.
subnet address
The subnet portion of an IP address. In a subnetted network, the
host portion of an IP address is split into a subnet portion and a
host portion using an address (subnet) mask. This allows a site
to use a single IP network address for multiple physical
networks.
subnet mask
A subnet mask identifies the subnet field of a network address.
The subnet mask is a 32-bit Internet address written in
dotted-decimal notation with all the 1s in the network and subnet
portions of the address.
T
TCP
Transmission Control Protocol. An Internet standard transport
layer protocol defined in STD 7, RFC 793. It is
connection-oriented and stream-oriented.
TCP/IP
Transmission Control Protocol/Internet Protocol. TCP allows a
process on one machine to send data to a process on another
machine using the IP protocol. TCP can be used as a full-duplex
or one-way simplex connection.
TFTP
The Trivial File Transfer application is a standard TCP/IP
protocol that allows simple file transfer to and from a remote
system without directory or file listing. TFTP is used where FTP
is not available.
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Glossary
token ring
A type of ring-shaped network that supports high-speed
communications between computers.
U
user id
A unique number, created by your system, associated with each
user name on a server system.
user name
A character string, usually assigned by the system administrator
that identifies a user on the system.
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A
M
active server, 2-4
administrative data, 2-5
authorized managers
adding, 4-5
menu options, 1-4
deleting, 4-7
modifying, 4-7
N
Network Configuration feature
access procedure, 1-3
description, 1-1
Network Settings, view, 5-2
C
community names, 4-2
uses, 4-2
S
server
active, 2-4
names, 2-2
H
hardware parameters, LAN, 5-3
settings
dial, 5-11
modem, 5-9
port, 5-7
SNMP, community names, 4-2
subnet mask bits, 5-6
I
installation, preparation, 1-1
interfaces
adding, 3-3
automatically connecting, 3-6
deleting, 3-5
duplicating, 3-4
IP addresses, 2-2, 5-5
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