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3Com 5102B-EE installation and operation guide

Models: 5102B-EE

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Troubleshooting Specification Interconnect Characteristics Install Error codes Password Default Gateway SET Spantree Forwarddelaytime Login Connecting Loopback Connector

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xii ONline Ethernet Bridge Module Installation and Operation Guide

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3Com 5102B-EE installation and operation guide

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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 Document Conventions Convention Indicates ExampleUsr/snm/agents Related Documents 3Com Documents Reference Documents Introduction Bridge Module Bridge Module Features Interoperability ONline System Concentrator Ethernet TransceiversEthernet Repeaters Spanning Tree Loop Control Other Bridges Topology Switching Traffic LocalizationAutomatic Address Learning High-Performance Design Packet Distribution by Bridge ModuleDestination 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 Switch Settings Channel Select Dip Switch SettingsPort Switch Switch3 Switch4 Related Features Port Port1Configuration Port 2 Configuration LEDsLED 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 Connecting a Terminal Bridge Module Default Terminal SettingsParameter Factory Setting Connecting the Transceiver Cable Connecting to the Bridge Module RS-232 PortRS-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 Using Bridge Management Entering and Editing CommandsConnecting to the Management Interface Command Completion Command Line Key FunctionsKey Function Getting Help Examining Parameters FF.FF.FF.00 Modifying Parameters Saving Parameters Procedures for Getting Started Procedure Command PriorityGetting Started User Configuring the Terminal Management Interface ParametersBridge Management Parameter Overview Parameter Options Factory Default Setting Bridge Module Terminal Options Optional Press Enter and the Password prompt is displayed Configuring the Bridge Module Establishing PasswordsAutomatic Modem Hangup Establishing the Administrator Password Establishing the User Password Configuring Other Bridge Module Parameters Bridge Module Name Alias Bridge Module Management Prompt Terminal Timeout Concentrator Reboot ValuesContact Name and Location Setting Snmp Values IP AddressCommunity Table Default Gateway Alert SettingsSubnetwork 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 ConventionsPage Command Summary Bridge Module Command IndexCommand 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 followsPage 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 Page 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 PowerUp Self-Test Applying Power SuggestionsProblem 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 Problems Bridge Module Download Error MessagesProblem Troubleshooting Suggestion Check failed write to Dram 3Com Support Specifications General Specifications Electrical Specifications Interconnect Characteristics Environmental Specifications Mechanical SpecificationsHardware Specifications MemoryPage 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 Transceiver Cable Differences Shielding and GroundingIeee Wire Sizes Table C-2. Transceiver Cable Wire SizesCable Type Signal Pair Power Pair V2.0 Cable Configuration Rules Cable Configuration Troubleshooting Transceiver CablesSymptoms 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 Page Technical Support On-line Technical Support Support from Your Network Supplier Email Technical SupportWorld 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

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