Cabletron Systems Switch MRXI 10BASE T User Manual

MRXI/LM  
LOCAL MANAGEMENT F OR THE  
MRXI/MRXI-2  
ETHERNET 10BASE-T HUB  
USER'S GUIDE  
CABLETRON SYSTEMS, P . O. Box 5005, Roch ester , NH 03867-0505  
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NOTICE  
FCC NOTICE  
This device complies with Part 15 of FCC rules. Operation is subject to  
the following two conditions: (1) this device may not cause harmful  
interference, and (2) this device must accept any interference received,  
including interference that may cause undesired operation.  
NOTE: This equipment has been tested and found to comply with the  
limits for a Class A digital device, pursuant to Part 15 of FCC Rules.  
These limits are designed to provide reasonable protection against  
harmful interference when the equipment is operated in a commercial  
environment. This equipment uses, generates, and can radiate radio  
frequency energy and if not installed in accordance with the operators  
manual, may cause harmful interference to radio communications.  
Operation of this equipment in a residential area is likely to cause  
interference in which case the user will be required at his own expense  
to correct the interference.  
If this equipment does cause interference to radio or television, which  
can be determined by turning the equipment off and on, the user is  
encouraged to try to correct the interference by one or more of the  
following measures:  
Re-orient the receiving antenna.  
Relocate the equipment with respect to the receiving antenna.  
Move the equipment away from the receiver.  
Plug the equipment into a different outlet so that the  
equipment and the receiver are on different branch circuits.  
If necessary, the user should consult the dealer or an experienced  
radio/ television technician for additional suggestions. The user may  
find the following booklet prepared by the Federal Communication  
Commission helpful:  
How to Identify and Resolve Radio TV Interference Problems”  
This booklet is available from the U.S. Government Printing Office,  
Washington D.C. 20402 - Stock No. 004-000-00345-4.  
ii  
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CONTENTS  
CONTENTS  
CHAP TER 1 INTRODUCTION  
1.1 Using This Manual........................................................................ 1-1  
1.2 The MRXI ...................................................................................... 1-2  
1.3 MRXI/LM ....................................................................................... 1-2  
1.4 Remote LANVIEW/Windows ....................................................... 1-3  
1.5 Related Manuals ........................................................................... 1-3  
1.6 Getting Help .................................................................................. 1-3  
CHAP TER 2 ATTACHING THE CONSOLE  
2.1 Local Management Console .......................................................... 2-1  
2.2 Console Cable Configuration ........................................................ 2-3  
CHAP TER 3 GETTING STARTED  
3.1 Using The Management Keyboard............................................... 3-1  
3.2 Understanding The Screens And Commands.............................. 3-2  
3.3 MRXI/LM Screens ......................................................................... 3-2  
3.4 Accessing Local Management via Terminal ................................ 3-3  
3.5 Accessing Local Management via Modem ................................... 3-6  
3.5.1 Cable Configuration ............................................................ 3-6  
3.5.2 Accessing Local Management ............................................ 3-6  
CHAP TER 4 USING THE DEVICE/P ORT  
INF ORMATION SCREEN ..................................... 4-1  
CHAP TER 5 USING COMMUNITY NAMES ............................. 5-1  
CHAP TER 6 MRXI/LM MESSAGES............................................ 6-1  
iii  
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CONTENTS  
iv  
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INTRODUCTION  
CHAP TER 1  
INTRODUCTION  
Welcome to Cabletron Systems MRXI/LM Loca l Ma n a gem en t for  
th e Ca bletr on System s MRXI 10BASE-T HUB User 's Ma n u a l.  
This manual serves as a simple reference guide for using MRXI/LM™,  
providing information to help you configure the MRXI™ and MRXI-2  
and, if necessary, diagnose problems with your network.  
NOTE: This manual covers both the MRXI and MRXI-2. The two units  
are functionally identical. The MRXI provides connections for ports 1  
through 12 via a 50 pin Champ connector, while the MRXI-2 provides  
twelve RJ -45 connectors. Throughout this manual the term MRXI is  
used to cover both units unless otherwise specified.  
1.1 USING THIS MANUAL  
Read through this manual to become familiar with its contents and to  
gain an understanding of the features and capabilities of MRXI/LM. A  
general working knowledge of Ethernet networks and the IEEE 802.3  
standard is necessary for interpreting and using MRXI/LM.  
Chapter 1, In tr od u ction , outlines the contents of this manual, briefly  
describes features and functions performed by the Hub and MRXI/LM,  
and concludes with a list of related manuals.  
Chapter 2, Atta ch in g th e Con sole, describes terminal  
characteristics, connecting console cabling, and configuring the  
management console.  
Chapter 3, Gettin g Sta r ted , describes the initial steps required to  
access MRXI/LM. It describes each of the screens and the available  
commands.  
Chapter4, Usin g th e Device/Boa r d /P or t Cou n ter s Scr een ,  
describes the status and statistics information available for the MRXI.  
Chapter 5, Usin g Com m u n ity Na m es, describes entering and using  
a community names table.  
Chapter 6, MRXI/LM Messa ges, explains messages that can appear  
at the top of the MRXI/LM terminal display.  
Page 1-1  
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INTRODUCTION  
1.2 THE MRXI  
The MRXI 10BASE-T HUB and MRXI-2 10BASE-T HUB are 10BASE-  
T and 802.3 compliant repeaters that allows expansion of existing  
802.3 networks using a variety of media. The two hubs are identical  
except for the physical connections for ports 1 through 12. The MRXI is  
equipped with a 50 pin Champ connector, while the MRXI-2 provides  
twelve RJ -45 connectors. The MRXI supports out-of-band and in-band  
Simple Network Management Protocol (SNMP) compliant network  
management. Out-of-band management for the MRXI is provided by  
MRXI/LM. The MRXI is supported by several in-band network  
management tools including: Cabletron Systems Remote LANVIEW/  
Windows™, and SPECTRUM™.  
1.3 THE MRXI/LM  
The MRXI/LM is a menu driven, integrated network management tool  
that permits management and control of the MRXI. MRXI/LM can be  
used to:  
Display current MRXI status and statistics for the MRXI  
network ports  
Define community names and access privileges  
Diagnose network problems.  
The MRXI is an SNMP compliant device that permits setting  
community names for your MRXI. The Community Names feature  
serves two purposes:  
As a security feature that defines access privileges for SNMP  
requests from SNMP management stations  
Community names let you to designate the network  
management workstations that will receive alarms from the  
MRXI.  
You can access MRXI/LM through a management terminal connected  
to the 9-pin Console port on the rear panel of the MRXI. The console  
port supports a Digital Equipment Corporation, VT200™ or VT300™  
series terminals or PC emulation of the VT200 or VT300 terminals.  
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INTRODUCTION  
1.4 REMOTE LANVIEW/WINDOWS  
MRXI/LM provides the foundation for Remote LANVIEW/Windows,  
Cabletron Systems Remote Network Control Management Software  
package (This package can be purchased separately from Cabletron  
Systems.). Remote LANVIEW/Windows allows you to control and  
manage multiple MRXIs from a single Ethernet workstation. With  
Remote LANVIEW/Windows, you can view statistics for your MRXI,  
both numerically and graphically, using dynamic bar and pie charts  
and performance graphs. You can also enable a statistics logging and  
reporting function that will log MRXI statistics to a report file for  
future reference.  
For more information on using Remote LANVIEW/Windows with the  
MRXI, consult the Cabletron Systems Rem ote LANVIEW/Win d ow s  
User Ma n u a ls, or call Cabletron Systems at (603) 332-9400.  
1.5 RELATED MANUALS  
The following manual should be used to supplement the procedures  
and other technical data provided in this manual. The procedures  
contained in this manual will be referenced where appropriate, but will  
not be repeated in this manual.  
Cabletron Systems MRX/MRXI 10BASE-T HUB In sta lla tion Gu id e  
1.6 GETTING HELP  
If you need additional support related to Cabletron Systems MRXI/LM,  
or if you have any questions, comments, or suggestions concerning this  
manual, contact Cabletron Systems Technical Support at:  
Cabletron Systems  
P.O. Box 5005  
Rochester, NH 03867-0505  
Phone: (603) 332-9400  
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INTRODUCTION  
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ATTACHING THE CONSOLE  
CHAPTER 2  
ATTACHING THE CONSOLE  
This chapter describes information on the characteristics of supported  
terminals, configuring the management console and connecting the  
console cabling.  
2.1 LOCAL MANAGEMENT CONSOLE  
MRXI/LM is accessed by attaching a management console at the DB-9  
CONSOLE port on the rear panel of the MRXI (see Figure 2-1). The  
console connection supports a Digital Equipment Corporation VT200™  
or VT300™ series terminal or PC emulation of one of these terminals.  
DB-9  
CONSOLE PORT  
MRXI  
10BASE-T  
HUB  
A
CONSOLE  
CABLE  
MANAGEMENT  
TERMINAL  
Figure 2-1. Management Console Connection  
Table 2-1 lists the setup requirements for the local management  
console. If your terminal is a Digital Equipment Corporation VT200™  
or VT300™ series terminal, press F 3 to access the Setup Directory. If  
you have a terminal emulation of the Digital Equipment terminals,  
refer to your equipment user manual for setup procedures.  
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ATTACHING THE CONSOLE  
Table 2-1. Terminal Setup Requirements  
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ATTACHING THE CONSOLE  
Selection  
Men u  
F u n ction  
Display  
Setup:  
Columns  
Controls  
Auto Wrap  
Text Cursor  
80 Columns  
Interpret Controls  
No Auto Wrap  
No Cursor  
General  
Setup:  
Mode  
7 Bit Control  
(VT220) VT200  
(VT320) VT300  
Cursor Keys  
Normal Cursor  
Keys  
Communications  
Setup:  
Transmit  
Receive  
XOFF  
Transmit = 9600  
Receive = Transmit  
any option  
Bits, Parity  
Stop Bit  
Local Echo  
Port  
8 Bits, No Parity  
1 Stop Bit  
No Local Echo  
EIA Port, Data Leads  
Only  
(VT220) EIA Port,  
Data Leads only  
(VT320)DEC-423,  
Data Leads only  
Transmit  
any option  
Auto Answerback  
(VT-320)  
No Auto Answerback  
Keyboard  
Setup:  
Keys  
Auto Repeat  
Keyclick  
Typewriter Keys  
any option  
any option  
Margin Bell  
Warning Bell  
Auto Answerback  
(VT-220)  
Margin Bell  
Warning Bell  
No Auto Answerback  
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ATTACHING THE CONSOLE  
2.2 CONSOLE CABLE CONF IGURATION  
A single female DB-9 receptacle provides a Console interface to the  
management terminal. Depending on your specific terminal, one of two  
cable configurations (9 pin to 25 pin or 9 pin to 9 pin) is used for the  
connection to the MRXI Console port. Figure 2-2 shows the pinout for  
both cables.  
9 P IN TO 25 P IN  
MALE - DB-9  
(9-Pin Connector)  
FEMALE - 25 Pin  
"D" Shell Connector  
CABLE  
TRANSMIT  
2
3
TRANSMIT  
2
3
5
7
8
RECEIVE  
SIGNAL GROUND  
REQUEST TO SEND  
CLEAR TO SEND  
RECEIVE  
7
SIGNAL GROUND  
20 DATA TERMINAL READY  
5
CLEAR TO SEND  
CONSOLE P ORT  
LOCAL MANAGENT  
CONSOLE  
TRANSMIT  
RECEIVE  
2
RECEIVE  
2
3
5
8
7
3
5
7
8
TRANSMIT  
SIGNAL GROUND  
SIGNAL GROUND  
CLEAR TO SEND  
REQUEST TO SEND  
REQUEST TO SEND  
CLEAR TO SEND  
MALE - DB-9  
(9-Pin Connector)  
FEMALE - DB-9  
(9-Pin Connector)  
9 P IN TO 9 P IN  
CABLE  
Figure 2-2. Console Cable Pinouts  
Connect the console to the MRXI as follows:  
1. Attach the male 9-pin connector to the CONSOLE port on the rear  
of the MRXI.  
2. Attach the female end (25-pin or 9-pin, as applicable) to the COMM  
port on the terminal.  
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ATTACHING THE CONSOLE  
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ATTACHING THE CONSOLE  
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GETTING STARTED  
CHAPTER 3  
GETTING STARTED  
This chapter explains the conventions used by this manual to describe  
each of the screens and commands available with MRXI/LM. It also  
describes using the keyboard and the initial steps required to access  
MRXI/LM.  
3.1 USING THE MANAGEMENT KEYBOARD  
The MRXI/LM screens are arranged with pertinent network  
information filling much of the display area and several menu  
selections across the bottom. To select a menu option or alter a field,  
use the keyboard arrows (up, down, left, and right) to highlight the  
desired item. Only fields that can be changed can be highlighted.  
Incorrect entries (field value exceeded, etc.) are blocked and result in  
an appropriate error message (refer to Chapter 6, MRXI/LM  
Messa ges).  
To make a menu selection:  
1. Highlight the menu selection  
2. Press Retu r n  
To alter a field:  
1. Highlight the desired field  
2. Enter the new information  
3. Press Retu r n  
To toggle a field (select the alternative selection for a field):  
1. Highlight the desired field  
2. Press Retu r n  
The TAB key performs the same function as the right arrow.  
Backspace permits correction of entries.  
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GETTING STARTED  
The RETURN command menu selection takes you back to the  
previous screen.  
3.2 UNDERSTANDING THE SCREENS AND COMMANDS  
The hub and local management are controlled by entering parameters  
directly into the fields presented on the terminal display and by  
selecting commands from menus presented at the bottom of each  
display screen. The information in this manual covers all of the  
available display screens and is presented using the following format  
conventions:  
Screen formats are illustrated and each field is described  
within the text.  
a. Field titles for fields that can be altered via the terminal  
keyboard are shown underlined.  
b. When a default value exists for an entry, the default value  
appears in italics in the screen illustration and the default  
also appears in parentheses and italics within the text  
description of the field.  
COMMANDS appear in UPPER CASE in the screen  
illustrations and in the text.  
3.3 MRXI/LM SCREENS  
The MRXI/LM provides interactive screens that let you alter  
information and select MRXI/LM functions from a series of  
management screens. Figure 3-1 shows the paths between screens.  
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GETTING STARTED  
PASSWORD SCREEN  
MRXI SNMP LOCAL MANAGEMENT  
MAIN  
DEVICE/PORT INFORMATION SCREEN  
EXIT  
SAVE  
PORT  
n
RESET COUNTERS  
ENABLE ALL PORTS  
DISABLE ALL PORTS  
ENABLE PORT DISABLE PORT COMMUNITY NAMES  
COMMUNITY NAMES  
RETURN  
SAVE  
Figure 3-1. MRXI/LM Screens  
3.4 ACCESSING LOCAL MANAGEMENT VIA TERMINAL  
To use MRXI/LM, the console must be connected as described in  
Chapter 2, Atta ch in g th e Con sole. To access MRXI/LM:  
1. If not already powered on, power on the MRXI.  
2. Turn on power to the terminal. After a brief (approximately 5  
seconds) warmup, the Password Screen appears (see Figure 3-2).  
3. If you are not using the password feature of MRXI/LM or if you  
have not yet applied your own password, press Return.  
If you have applied a password known only to you, enter that  
password now, then press Return.  
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GETTING STARTED  
When you enter the correct password, a MRXI SNMP Local  
Management Screen is displayed, indicating that MRXI/LM is  
ready for operation (see Figure 3-3). The menu command MAIN is  
highlighted.  
If an incorrect or invalid password is entered, the password prompt  
remains on the screen, allowing you to enter the correct password.  
4. Press Return to display the Device/Port Information Screen (see  
Figure 3-4). The Device/Port Information Screen serves as the  
main screen for MRXI/LM.  
MRXI/LM is now ready for operation.  
Enter Password:  
Figure 3-2. Password Screen  
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GETTING STARTED  
MRXI SNMP LOCAL MANAGEMENT  
Cabletron Systems Incorporated  
P.O. Box 5005 Rochester NH 03867-5005 U.S.A.  
(603) 332-9400  
Version X.XX  
(c) Copyright Cabletron Systems, Inc. 1991  
MAIN  
Figure 3-3. MRXI SNMP Local Management Screen  
Device/Port Information  
Device Name: MRXI  
Ethernet Address: 00-00-1d-00-05-48  
Set IP Address: 34.141.3.14  
Set Modem Baud Rate: 9600  
Device  
Port 2  
Packets:  
1619586  
628104  
Receive Collisions:  
Transmit Collisions:  
0
0
0
0
Device Ports On:  
Device Ports Off:  
12  
2
Port Media Type:  
10BASE-T  
On  
Port Administrative Status:  
Port Segmentation Status:  
Port Link Status:  
On  
NLNK  
EXIT  
SAVE  
PORT 2  
RESET COUNTERS  
ENABLE ALL PORTS  
COMMUNITY NAMES  
DISABLE ALL PORTS  
ENABLE PORT  
DISABLE PORT  
Figure 3-4. Device/Port Information Screen  
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GETTING STARTED  
3.5 ACCESSING LOCAL MANAGEMENT VIA MODEM  
Local management can be accessed through a Hayes, or Hayes  
Compatible Modem meeting the AT Command Set. The modem is  
attached to the 9 pin port labeled CONSOLE on the MRXI.  
3.5.1 Ca ble Con figu r a tion  
Local Management is accessed by an RS232 cable available from  
Cabletron Systems. This cable connects the modem to the MRXI  
Console port.  
The pin out for a cable, and a 9 pin connector at the MRXI end of the  
cable, should be configured as follows:  
9 P in Ma le Con n ector  
(MRXI en d )  
25 P in F em a le Con n ector  
(Mod em en d )  
Pin 2 (Transmit)  
Pin 3 (Receive)  
Pin 5 (Ground)  
Pin 7 (Request to Send)  
Pin 8 (Clear to Send)  
to  
to  
to  
to  
to  
Pin 2 (Transmit)  
Pin 3 (Receive)  
Pin 7 (Ground)  
Pin 20 (Data Terminal Ready)  
Pin 8 (Data Carrier Detect)  
3.5.2 Accessin g Loca l Ma n a gem en t  
Before accessing Local Management using the modem, the MRXI baud  
rate must be set to the rate of the modem. Using a terminal, set the  
baud rate at the Device/Port Screen. The default setting is 9600. Refer  
to Chapter 4 USING THE DEVICE/P ORT INF ORMATION  
SCREEN for information on changing the displayed parameters.  
After verifying the baud rate proceed as follows:  
1. Plug the 9 pin end of the cable into the port labeled CONSOLE on  
the MRXI.  
2. Plug the 25 pin end of the cable into the 25 pin RS232 port on the  
modem.  
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GETTING STARTED  
3. Turn modem on. The modem must be set for Auto Answer and DCD  
(Data Carrier Detect) active. Refer to the modem manual for  
procedures.  
4. Call the modem. The Password Screen is displayed when the  
connection is established.  
5. Enter the Password. Any Superuser password (assigned at the  
Community Names Screen) is valid.  
6. Press Return. The MRXI SNMP LOCAL MANAGEMENT screen is  
displayed (Figure 3-3).  
7. Press Return. The Device/Port Information screen is  
displayed(Figure 3-4).  
MRXI/LM is now ready for operation.  
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GETTING STARTED  
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USING THE DEVICE/P ORT INF ORMATION SCREEN  
CHAPTER 4  
USING THE DEVICE/PORT  
INFORMATION SCREEN  
This chapter describes local management commands, field entries and  
statistical information presented on the MRXI/LM Device/Port  
Information screen.  
The Device/Port Information screen, shown in Figure 4-1, summarizes  
HUB status and operational information related to the available  
Ethernet ports. The command menu at the bottom of the display lets  
you SAVE the current user defined fields, ENABLE and DISABLE  
Ports, RESET COUNTERS, EXIT from the local management session  
and provides access to the Community Names screen.  
Device/Port Information  
Device Name: MRXI  
Ethernet Address: 00-00-1d-00-05-48  
Set IP Address: 34.141.3.14  
Set Modem Baud Rate: 9600  
Device  
Port 2  
Packets:  
1619586  
628104  
0
Receive Collisions:  
Transmit Collisions:  
0
0
0
Device Ports On:  
Device Ports Off:  
12  
2
Port Media Type:  
10BASE-T  
Port Administrative Status:  
Port Segmentation Status:  
On  
On  
Port Link Status:  
NLNK  
EXIT  
SAVE  
PORT 2  
RESET COUNTERS  
ENABLE ALL PORTS  
COMMUNITY NAMES  
DISABLE ALL PORTS  
ENABLE PORT  
DISABLE PORT  
Figure 4-1. DEVICE/PORT Information Screen  
The Device/Port Information screen presents information related to  
HUB and the port (1 through 14) currently selected by PORT n  
command as follows:  
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USING THE DEVICE/P ORT INF ORMATION SCREEN  
Device In for m a tion  
Device Na m e: - is a name, up to 20 characters in length, that you  
can assign and enter to serve as a meaningful identifier for the  
HUB.  
Set Mod em Ba u d Ra te: - allows changing the Console Port baud  
rate when using a modem.  
Eth er n et Ad d r ess: - displays the Ethernet address of the HUB in  
hex.  
Set IP Ad d r ess: - displays the TCP/IP address currently assigned  
for the HUB. You can set this field according to your network  
requirements. Use the arrow keys to highlight the Set IP Address  
field and enter the desired IP address as 4 decimal values between  
1 and 254 using a period as a separator between values as follows:  
254.254.254.254  
P a ck ets: - displays the combined count of packets received by the  
HUBs 14 Ethernet ports, up to a maximum of 4,294,967,295  
packets.  
Receive Collision s: - indicates the combined count of receive  
collisions detected.  
Tr a n sm it Collision s: - indicates the combined count of transmit  
collisions detected.  
Device P or ts On : - shows the number of available HUB ports  
currently enabled.  
Device P or ts Off: - shows the number of available HUB ports  
currently disabled.  
P or t In for m a tion  
P a ck ets: - displays the number of packets received by the  
currently selected Ethernet port (Port n), up to a maximum of  
4,294,967,295 packets.  
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USING THE DEVICE/P ORT INF ORMATION SCREEN  
Receive Collision s: - indicates the number of receive collisions  
detected at the currently selected Ethernet port (Port n).  
Tr a n sm it Collision s: - indicates the number of transmit  
collisions detected at the currently selected Ethernet port (Port n).  
P or t Med ia Typ e: - displays the type of media interface at the  
currently selected port. Possible entries include:  
Ports 1-12  
10BASE-T - 10Base-T (UTP)  
Ports 13 & 14  
SPIM-T - 10Base-T (UTP)  
SPIM-T1 - 10Base-T (STP)  
SPIM-F1 - Fiber Optic (SMA)  
SPIM-F2 - Fiber Optic (ST)  
SPIM-C - Thin-net coax  
SPIM-A - AUI  
P or t Ad m in istr a tive Sta tu s: - shows if the currently selected  
port is enabled or disabled.  
ON - the port is enabled.  
OFF - the port is disabled.  
P or t Segm en ta tion Sta tu s: - shows if the currently selected port  
is segmented. A port is segmented (logically disconnected) when  
the MRXI detects 33 consecutive collisions on the attached segment  
or if the collision detector is on longer than 2.4 ms. When a good  
packet is received at the port (without causing a collision), the port  
is automatically reconnected to the network. Possible status  
displays include:  
SEG - indicates that the port is segmented.  
ON - indicates a normal connection.  
P or t Lin k Sta tu s: - displays the link status for the currently  
selected port. The link status is only applicable to 10Base-T  
Twisted Pair and Fiber Optic Link segments. Possible field  
contents:  
LNK (link) - indicates that a link is established between the  
currently selected port, and the device at the remote end of the  
segment.  
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USING THE DEVICE/P ORT INF ORMATION SCREEN  
NLNK (no link) - indicates that a link has not been established  
on the currently selected port.  
N/A (not applicable) - indicates that the currently selected port  
is not a 10Base-T Twisted Pair or Fiber Optic Link port.  
Com m a n d Men u Selection s  
EXIT - ends the current local management session and displays  
the Password screen.  
SAVE - saves the information currently displayed on the Device/  
Port Information Screen. MRXI/LM displays:  
MODIFIED SCREEN INFORMATION HAS BEEN SAVED!  
P ORT n - defines the Port number (1 through 14) related to the  
currently displayed port information and designates the port  
number used for the ENABLE PORT and DISABLE PORT  
commands. To change the port selection, highlight this field and  
use the plus (+) or minus (–) keys to increment or decrement the  
port number to be acted upon.  
RESET COUNTERS - sets the Packet, Receive Collision, and  
Transmit Collision counters to zero.  
COMMUNITY NAMES - displays the Community Names screen.  
This path gives you access to the community names table and  
allows setting names recognized by the HUB.  
ENABLE P ORT - enables the port currently designated by the  
PORT n command.  
DISABLE P ORT - disables the port currently designated by the  
PORT n command.  
ENABLE ALL P ORTS - enables all of the currently available  
ports.  
DISABLE ALL P ORTS - disables all of the currently available  
ports.  
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USING COMMUNITY NAMES  
CHAPTER 5  
USING COMMUNITY NAMES  
This chapter defines the fields found on the Community Names screen  
and describes entering and using the community names table. To  
access the Community Names Screen:  
1. Use the arrow keys to highlight COMMUNITY NAMES at the  
bottom of the Device/Port Information Screen.  
2. Press Retu r n to display the Community Names Screen.  
The Community Names Screen (see Figure 5-1) is an interactive table  
that lets you designate community names for SNMP compliant  
network management workstations, such as a PC running Remote  
LANVIEW/Windows, that can access the MRXI and receive alarms  
from the MRXI. The SAVE command saves the currently defined  
Community Names Table. Table entries take effect following a SAVE.  
The RETURN command displays the Device/Port Information Screen.  
COMMUNITY NAMES  
Please note: SU names are local passwords.  
Community Name  
IP Address  
Access  
Traps  
public  
ctron  
RO  
RW  
NO  
NO  
0.0.0.0  
0.0.0.0  
SU  
NO  
0.0.0.0  
NA  
NA  
NO  
NO  
0.0.0.0  
0.0.0.0  
NA  
NA  
NO  
NO  
0.0.0.0  
0.0.0.0  
NA  
NO  
0.0.0.0  
SAVE  
RETURN  
Figure 5-1. Community Names Screen  
Page 5-1  
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USING COMMUNITY NAMES  
Com m u n ity Na m es Ta ble  
Four fields, Community Name, Access, Traps, and IP Address, can be  
configured on the Community Names screen. Up to eight community  
name entries can be used to define SNMP compliant network  
management workstations that are allowed access to the MRXI and  
designate workstations that will receive alarms from the MRXI.  
Com m u n ity Na m e - is a name, up to 32 characters in length, that  
you can enter to designate specific SNMP Compliant Community  
Names that are permitted to access and receive alarms from the  
MRXI. Highlight the desired Community Names field and enter  
the community name information directly into the name field.  
Access - defines the type of access permitted from a network  
management workstation configured with the associated  
community name. Highlight this field and press Return to toggle  
between the following possible entries:  
RO Read Only  
RW Read and Write Access  
NA Not Accessible  
SU Super User access defines names that are used as local  
passwords and is required to enter information in the  
Community Names Table.  
Tr a p s - enables or disables SNMP trap messages to the network  
management station with the associated IP Address. Highlight  
this field, and press Return to toggle this field between YES and  
NO. YES enables traps. NO disables traps.  
IP Ad d r ess - is the IP Address of the network management  
workstation that will receive SNMP trap messages when enabled  
(yes) by the Traps field. Highlight this field and enter the IP  
address of the workstation directly into the IP Address field. The  
format for this entry is 4 decimal values between 1 and 254 with a  
period as a separator between the values as follows:  
254.254.254.254  
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USING COMMUNITY NAMES  
Com m a n d Men u Selection s  
RETURN - return to Device/Port Information screen.  
NOTE: Changes to the Community Names Table are not saved by the  
RETURN command. Perform a SAVE if you want to save any changes  
to the Community Names Table.  
SAVE - saves the information currently displayed in the  
Community Names Table. MRXI/LM displays:  
MODIFIED SCREEN INFORMATION HAS BEEN SAVED!  
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USING COMMUNITY NAMES  
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MRXI/LM MESSAGES  
CHAPTER 6  
MRXI/LM MESSAGES  
This chapter describes messages that can appear at the top of the  
MRXI/LM terminal display. The following is a list of messages and  
actions required to resolve the problem:  
TOO MANY CHARACTERS ENTERED  
The number of characters entered exceeds the field length.  
Rem ed y: Check the entry and enter the field again.  
ILLEGAL INF ORMATION ENTERED  
Indicates an attempt to enter inappropriate information, i.e., a  
non-numeric value in a numeric field.  
Rem ed y: Check the information and enter the field again.  
MODIF IED SCREEEN INF ORMATION HAS BEEN SAVED!  
A SAVE command has successfully saved the current  
information displayed on a either a Device/Port Information  
Screen or Community Names Screen.  
Rem ed y: Information message that requires no intervention.  
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MRXI/LM MESSAGES  
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CHANGING THE MRXI/LM PASSWORD  
Use these instructions to change your password or add a new password.  
Community names defined as Superusers (SU) in the Community  
Names Table are MRXI/LM passwords. To access the Community  
Names Table:  
1. Use the arrow keys to highlight COMMUNITY NAMES at the  
bottom of the Device/Port Information Screen.  
2. Press Retu r n to display the Community Names Screen.  
COMMUNITY NAMES  
Please note: SU names are local passwords.  
Community Name  
IP Address  
Access  
Traps  
public  
ctron  
RO  
RW  
NO  
NO  
0.0.0.0  
0.0.0.0  
SU  
NA  
NA  
NO  
NO  
NO  
0.0.0.0  
0.0.0.0  
0.0.0.0  
NA  
NA  
NO  
NO  
0.0.0.0  
0.0.0.0  
NA  
NO  
0.0.0.0  
RETURN  
SAVE  
Community Names Screen  
3. Highlight the desired Community Name field. If changing the  
current password, select the line that defines an existing superuser  
(SU in the Access field). If adding a password, highlight a blank  
community name field.  
4. Enter the new password, up to 32 characters in length, in the  
Com m u n ity Na m e field. If you have added a password, highlight  
the associated Access field and press Return (toggle) until SU  
appears.  
5. Highlight the SAVE command and press Retu r n . The MRXI/LM  
displays:  
MODIFIED SCREEN INFORMATION HAS BEEN SAVED!  
IMP ORTANT: Record your new password. You will need it to initiate  
your next MRXI/ LM session. Keep the record of your password and  
these instructions in a secure location, away from the HUB.  
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