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3Com
5102B-EE
installation and operation guide
Models:
5102B-EE
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Troubleshooting
Specs
Interconnect Characteristics
Install
Error codes
Password
Default Gateway
SET Spantree Forwarddelaytime
Login
Connecting Loopback Connector
Page 4
Image 4
iv ONline Ethernet Bridge Module Installation and Operation Guide
Page 3
Page 5
Page 4
Image 4
Page 3
Page 5
Contents
Page
VDE Class B Compliance
Restricted Rights
Page
Contents
Installation
Management Commands
Firmware Download Instructions
Appendix D Power-Up Self-Test
Page
Figures
Page
Tables
Page
How to Use This Guide
Audience
Structure of This Guide
Page
Convention Indicates Example
Document Conventions
Usr/snm/agents
Related Documents
3Com Documents
Reference Documents
Introduction
Bridge Module
Bridge Module Features
Interoperability
Ethernet Transceivers
ONline System Concentrator
Ethernet Repeaters
Spanning Tree Loop Control
Other Bridges
Traffic Localization
Topology Switching
Automatic Address Learning
Packet Distribution by Bridge Module
High-Performance Design
Destination Address is Packet is
Transparent Operation
Bridge Module Hardware Design
Downloadable Firmware
Network Management Capabilities
Media Configuration Options
Sample Bridge Module Configuration
AUI and Backplane Connections
Backplane Connections
Backplane Channel Bridged to Broadband Segment
Diagnostics and Self-Test
Backplane Channels Bridged Together
Installation
Precautionary Procedures
Unpacking Procedures
Summarized Bridge Installation Procedure
Module Front Panel
Module Extractor
Bridge Module LEDs, Button, and Connectors
Label Function
Dip Switches
Bridge Module and Dip Switch Location
Channel Select Dip Switch Settings
Channel-Select Switch Settings
Port Switch Switch3 Switch4
Related Features
Port Port1Configuration Port 2 Configuration LEDs
LED and Channel Verification
Channel Check Codes
Installation Procedures
Remote Network Management
Pre-Installation Test
Connecting Loopback Connector
Installing the Bridge Module
Power-Up Problem Resolution
Problem Possible Solutions
Bridge Module Default Terminal Settings
Connecting a Terminal
Parameter Factory Setting
Connecting the Transceiver Cable
Connecting to the Bridge Module RS-232 Port
RS-232 Cable Guidelines
Device Cable
Setting Bridge and Channel Parameters
Connecting Transceiver Cable
EMM set port 5.1 network ethernet1 Enter
Installed Bridge Module
Confirming Bridge Operation
ManagementFunctions
Entering and Editing Commands
Using Bridge Management
Connecting to the Management Interface
Command Line Key Functions
Command Completion
Key Function
Getting Help
Examining Parameters
FF.FF.FF.00
Modifying Parameters
Saving Parameters
Procedure Command Priority
Procedures for Getting Started
Getting Started
User
Management Interface Parameters
Configuring the Terminal
Bridge Management Parameter Overview
Parameter Options Factory Default
Setting Bridge Module Terminal Options Optional
Press Enter and the Password prompt is displayed
Establishing Passwords
Configuring the Bridge Module
Automatic Modem Hangup
Establishing the Administrator Password
Establishing the User Password
Configuring Other Bridge Module Parameters
Bridge Module Name Alias
Bridge Module Management Prompt
Concentrator Reboot Values
Terminal Timeout
Contact Name and Location
IP Address
Setting Snmp Values
Community Table
Alert Settings
Default Gateway
Subnetwork Mask
Bridge Module Operation and Performance Configuration
Remote Management
Filtering Parameters
Spantree
Static Address Filter Table
Statistics Parameters
Show Monitor Clear
Logging Out
Clear
Oebm
Management Commands
Conventions
Page
Bridge Module Command Index
Command Summary
Command Type Parameters
Revert
SET Bridge
SET Terminal
Showcounter
Maintain
Format
Oebm ? Enter
Description
Clear Community
Clear Counter
Clear Filter
Clear Lasterror
Force
Example
Management Commands 4
Help
Command Completion
Southborough Office Park Turnpike Road Southborough, MA
Completion List
Logout
Maintain
Parameter
Description
Monitor
Forwarding
This example displays protocol statistics every 30 seconds
Ping
Remotelogin
Description
Reset Device
Revert
Description
Save
Description
SET
SET Alert
Page
SET Bridge
SET Bridge Ageingtime
SET Bridge Channel
SET Bridge Dipconfiguration
SET Bridge Sideswitchmode
SET Community
Oebm set community ncs 1.2.3.4 trap Enter Community set
SET Device
SET Device Contact
SET Device DEFAULTGATEWAYPORT1
SET Device DEFAULTGATEWAYPORT2
SET Device Diagnostics
SET Device IPADDRESSPORT1
SET Device IPADDRESSPORT2
SET Device Location
SET Device Name
SET Device Password
You are prompted as follows
Page
SET Device Sqemode
SET Device SUBNETMASKPORT1
SET Device SUBNETMASKPORT2
SET Filter
SET Filter Mode Protocolidtable
SET Filter Protocolidtable
SET Filter Staticaddresstable
AlwaysForward Parameter
NeverForwardToPort1 Parameter
NeverForwardToPort2 Parameter
SET Spantree
SET Spantree Bridgepriority
SET Spantree Forwarddelaytime
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SET Spantree Helloaddress
SET Spantree Hellotime
Listentime 2 * hellotime + 1.0 seconds
SET Spantree Listentime
Management Commands 4
SET Spantree Mode
SET Spantree PATHCOSTPORT1
SET Spantree PATHCOSTPORT2
SET Terminal
SET Terminal Baud
Management Commands 4
SET Terminal Databits
SET Terminal Hangup
SET Terminal Parity
SET Terminal Prompt
SET Terminal Stopbits
SET Terminal Timeout
Page
Show
Show Alert
Parameters none Example
Show Bridge
Show Bridge Command Attributes
Attribute Description
Show Community
Show Counter
Show Counter Bridge
Show Counter Bridge Command Attributes
Show Counter Ports
Show Counter Ports Command Attributes
Error
Device Sqemode
Show Counter Protocols
Show Counter Protocols Command Attributes
Show Counter Spantree
Show Counter Spantree Command Attributes
Show Device
Show Device Command Attributes
Show Filter
Show Filter Dynamicaddresstable
Show Filter Mode
Show Filter Protocolidtable
Show Filter Staticaddresstable
Show Lasterror
Show Spantree
Show Spantree Command Attributes
Listen Time sec
Show Terminal
Troubleshooting
Applying Power
Applying Power Suggestions
PowerUp Self-Test
Problem Troubleshooting Suggestions
Power-Up Self-Test Suggestions
Management Interface
Management Interface Suggestions
Bridge Operation
Technical Assistance
Firmware Download Instructions
Download Requirements
Download Background Information
Install the ProComm Software
Download Instructions
Initial Installation Screen
Firmware Download Instructions 6
ProComm Installation Screen
Post-ProComm Installation Screen
Connect the RS-232 Cable
Download the New Bridge Module Software
Initial UDK Installation Screen
ProComm Header Screen
ProComm Status Line Screen
Type the following Download command and press Enter
ProComm Pop-Up Menu Screen
ProComm Download Screen
Troubleshooting
ProComm Problems
UDK Error Messages
Message Troubleshooting Suggestion
Bridge Module Download Error Messages
Bridge Module Problems
Problem Troubleshooting Suggestion
Check failed write to Dram 3Com Support
Specifications
General Specifications
Electrical Specifications
Interconnect Characteristics
Environmental Specifications
Mechanical Specifications
Hardware Specifications
Memory
Page
Spanning Tree Discussion
Spanning Tree Terminology
Spanning Tree Overview
Figure B-1. Spanning Tree Network Architecture
Spanning Tree Example
Figure B-2. Configuration With Multiple Bridge Modules
Page
Cable Pinouts
Transceiver Cables
Pin Ieee V2.0
Shielding and Grounding
Transceiver Cable Differences
Ieee
Wire Sizes
Table C-2. Transceiver Cable Wire Sizes
Cable Type Signal Pair Power Pair
V2.0
Cable Configuration Rules
Cable Configuration
Troubleshooting Transceiver Cables
Symptoms of Bad Transceiver Cables
Causes
RS-232 Cables
Recommendations
Pin
DTE
Initiating Self-Test
Front Panel LED Display
Diagnostic Code Reference
Code Test
Screen Display
LANCE1 Internal
When an Error Occurs
Power-Up Self-Test D
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Technical Support
On-line Technical Support
Email Technical Support
Support from Your Network Supplier
World Wide Web Site
Support from 3Com
Accessing the 3Com MIB
Returning Products for Repair
3Com Technical Publications
Page
Index
Maintain
Show Filter DynamicAddressTable
Permanent Filtering Attributes
Set Command, 3-9, 4-34
Unix
Top
Page
Image
Contents
