3Com 5112M-TPLS installation and operation guide How to Use This Guide, Audience

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How to Use This Guide

This guide tells you how to install and operate the 3Com ONline™ 10BASE-T Security Module (referred throughout this guide as the Security Module) for the ONline System Concentrator. A configuration section is provided to help you plan your network configuration. This guide also includes information on monitoring the module using an ONline network management module. An appendix explains cabling guidelines and options for this module.

Audience

This guide is intended for the following people at your site:

❑Network manager or administrator

❑Hardware installer

ONline 10BASE-T Security Module Installation and Operation Guide xiii

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Contents Page VDE Class B Compliance Restricted Rights Page Contents Installing and Operating the Module Troubleshooting Appendix B Technical Support Figures Page Tables Page Audience How to Use This GuideStructure of This Guide Convention Indicates Example Document ConventionsUsr/snm/agents Related Documents Reference Documents 3Com DocumentsPage ONline 10BASE-T Security Module IntroductionApplication Theory of OperationONline 10BASE-T Security Module Application ONline ManagementPage Designing and Expanding the Network Basic Network Rules Understanding the General RulesRule Definition Recommendations/Notes Seven Basic Network RulesCertain LAN devices Seven Basic Network Rules LAN Product Equivalent Distances LAN EquivalenceLAN Product Equivalent Fiber Fiber Backbone, Twisted Pair To-The-Desk Fiber Backbone, Twisted Pair To-The-Desk Example Sample Configuration Distance Calculation Maximum Link Distance on Twisted Pair Twisted Pair Backbone, Twisted Pair To-The-DeskCable Gauge Supports Link Distances Up To Unshielded Twisted Pair Network Patch PanelsRedundant Links Redundant Twisted Pair ConfigurationDesigning and Expanding the Network 2 Page Installing and Operating the Module Quick Installation Chart Precautionary ProceduresProcedures for Completing Installation Step Procedure ReferenceInstalling the Module Unpacking Procedures Security Module Dip Switch SW1 Location Setting the Dip SwitchSwitch Network Selection Switch Settings DIP Switch SW1 Network Selection SettingsSwitch Function Factory Setting DIP Switch SW1 Security and Link Integrity SettingsOff On Installing the Cable Tie-Wrap Kit Installing the ModuleAttaching the Tie-Wrap Bracket to the Module Attaching Cables With 90 Connectors Installing an ONline 10BASE-T Security Module Installing the ModuleONline 10BASE-T Security Module Cable Connection Configuring the Module Network Assignment Port EnablePort Redundancy Module Security Link IntegrityReverting Module Configurations Saving Module ConfigurationsAutopartition Threshold Show Module Show Module Verbose Show Port Show Port Verbose Showing Module ConfigurationsMonitoring the Front Panel Security Module Faceplate Color State Indicates Name Interpretation of the Security Module LEDsLED and Network Verification LED State Network ConfigurationNetwork Check Codes Page Configuring Security Features Quick Reference for Configuring the Security Module Quick Reference for Configuring SecurityProcedure Command SET Security Autolearn Eavesdropping Security Configuring Security FeaturesExample of Eavesdropping Security Intrusion DetectionExample of Intrusion Detection Defining Port Security TypeDefining Port Action on Intrusion Enabling Ports Configuring Autolearning MaskConfiguring Autolearning Autolearn capture done learned 0 addresses total Defining a MAC Address Manually Downloading the Autolearning Database Configuring Security Mode Saving Security Configurations Showing Security ConfigurationsReverting Security Configurations Showing Port Configurations Eavesdrop None ETHERNET1 Showing Security Autolearn Showing Security Intruder List Clearing the MAC Address Table Clearing Security ConfigurationsClearing the Security Intruder List Clearing the Autolearning DatabaseEMM Security Snmp Variables Using 3Com MIB Security VariablesUsing the Security Module Snmp Variables Configuring Security Features 4 Page Troubleshooting TroubleshootingTroubleshooting Using the Port Status LEDs Troubleshooting Using the Status LEDsTroubleshooting Using the Port Status LEDs Troubleshooting Using the Activity LEDs Troubleshooting Using the Activity LEDsLED State Possible Problem Troubleshooting Solutions Technical Assistance Page Electrical Specifications SpecificationsMechanical Specifications Environmental SpecificationsGeneral Specifications Pin Connector and Cable Figure A-1 -Pin Cable Male and Female Connectors Hub Trans Ceiver Table A-1 -Pin Cable Pinouts and Port AssignmentsPort # Function PolarityHub Trans Twisted Pair Connectors and CablesHub Port #Figure A-2. RJ-45 Connector Pinouts Twisted Pair ConnectorsTwisted Pair Cables On-line Technical Support Technical SupportEmail Technical Support Support from Your Network SupplierWorld Wide Web Site Support from 3Com Returning Products for Repair Accessing the 3Com MIB3Com Technical Publications Page Index Activity LEDs, 3-18,3-20 Quick Reference Chart Security Type Default Setting Index