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3Com 5112M-TPLS Index, Unpacking Procedures Unshielded Twisted Pair Cable, Wiring Closet, A-8

Models: 5112M-TPLS

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Unpacking Procedures, 3-4

Unshielded Twisted Pair Cable, 2-8

Unshielded Twisted Pair Network

Sample Configuration, 2-10

Uploading Security Configurations, 4-4

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VDE compliance, ii Verifying

Network Assignments, 3-21Verifying Module Functionality

With LEDs, 3-21

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Wiring Closet, A-8

Index 5

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3Com 5112M-TPLS Index, Unpacking Procedures Unshielded Twisted Pair Cable, Uploading Security Configurations

Contents

3Com Corporation 118 Turnpike Road Southborough, MA U.S.A 508 FAX 508 ONline 10BASE-T Security Module Installation and Operation GuideDocument Number Printed February Model Number 5112M-TPLS VDE Class B Compliance ii ONline 10BASE-T Security Module Installation and Operation GuideFederal Communications Commission Notice Canadian Emissions RequirementsRestricted Rights ONline 10BASE-T Security Module Installation and Operation Guideiv ONline 10BASE-T Security Module Installation and Operation Guide Contents How to Use This GuideChapter 1 - Introduction Chapter 2 - Designing and Expanding the NetworkPrecautionary Procedures Quick Installation Chart Chapter 3 - Installing and Operating the ModuleChapter 4 - Configuring Security Features vi ONline 10BASE-T Security Module Installation and Operation GuideONline 10BASE-T Security Module Installation and Operation Guide Chapter 5 - TroubleshootingAppendix A - Specifications Index viii ONline 10BASE-T Security Module Installation and Operation GuideAppendix B - Technical Support ONline 10BASE-T Security Module Installation and Operation Guide Figuresx ONline 10BASE-T Security Module Installation and Operation Guide ONline 10BASE-T Security Module Installation and Operation Guide TablesPage ONline 10BASE-T Security Module Installation and Operation Guide How to Use This GuideAudience Structure of This Guide xiv ONline 10BASE-T Security Module Installation and Operation GuideExample Document ConventionsConvention IndicatesA Warning. A xvi ONline 10BASE-T Security Module Installation and Operation GuideRelated Documents A Caution. AONline 10BASE-T Security Module Installation and Operation Guide 6-Slot ONline System Concentrator Installation and Operation3Com Documents Reference DocumentsPage Introduction 1 1 IntroductionThe ONline 10BASE-T Security Module Application Theory of OperationIntroduction 1 ONline ManagementFigure 1-1. ONline 10BASE-T Security Module Application Page 2 Designing and Expanding the Network Designing and Expanding the Network 2Basic Network Rules Understanding the General RulesTable 2-1. Seven Basic Network Rules RuleDefinition Recommendations/NotesRule Many LAN products delay the signalevery microsecond delay shrinks the Table 2-1. Seven Basic Network Rules ContinuedThe fiber link distances RuleDefinition Recommendations/NotesTable 2-2. LAN Product Equivalent Distances LAN EquivalenceLAN Product Equivalent FiberEquivalent Fiber Fiber Backbone, Twisted Pair To-The-DeskTable 2-2. LAN Product Equivalent Distances Continued LAN ProductFiber Backbone, Twisted Pair To-The-Desk Example Designing and Expanding the Network 2 Figure 2-1. Sample Configuration Distance CalculationTable 2-3. Maximum Link Distance on Twisted Pair Twisted Pair Backbone, Twisted Pair To-The-DeskCable Gauge Supports Link Distances Up ToDesigning and Expanding the Network 2 Patch PanelsFigure 2-2. Unshielded Twisted Pair Network Figure 2-3. Redundant Twisted Pair Configuration Redundant LinksDesigning and Expanding the Network 2 To set link redundancy between two Security ModulesPage Installing and Operating the Module 3 3 Installing and Operating the ModuleUnpacking Procedures Precautionary ProceduresQuick Installation Chart ProcedureVerification Installing the ModuleConfiguring the Module LED and NetworkUnpacking Procedures Installing and Operating the Module 3 Setting the Dip SwitchFigure 3-1. Security Module Dip Switch SW1 Location Table 3-2. DIP Switch SW1 Network Selection Settings SwitchSwitch Settings Network SelectionOff On SettingFunction FactoryInstalling the Cable Tie-Wrap Kit Installing the Module3. Insert the tie-wrap through the opening on the tie-wrap bracket To install the tie-wrap kitInstalling and Operating the Module 3 Figure 3-2. Attaching the Tie-Wrap Bracket to the ModuleCaution Do not fasten the tie-wrap around the module ejectors Figure 3-3. Attaching Cables With 90 ConnectorsInstalling and Operating the Module 3 Installing the ModuleFigure 3-4. Installing an ONline 10BASE-T Security Module Figure 3-5. ONline 10BASE-T Security Module Cable Connection Installing and Operating the Module 3 Configuring the ModuleONline set port 3.all mode enable ENTER Port EnableNetwork Assignment Port RedundancyONline set port 5.all linkintegrity enable ENTER Link IntegrityModule Security Installing and Operating the Module 3Autopartition Threshold Saving Module ConfigurationsReverting Module Configurations Installing and Operating the Module 3 Showing Module ConfigurationsMonitoring the Front Panel Figure 3-6. Security Module Faceplate Installing and Operating the Module 3Table 3-4. Interpretation of the Security Module LEDs ColorState NameInstalling and Operating the Module 3 Network ConfigurationLED and Network Verification LED StatePage Configuring Security Features 4 4 Configuring Security FeaturesProcedure Quick Reference for Configuring SecurityCommand Table 4-1. Quick Reference for Configuring the Security Module4. Initiate Autolearning to ProcedureCommand Configuring Security FeaturesEavesdropping Security Configuring Security FeaturesFigure 4-1. Example of Eavesdropping Security Intrusion DetectionConfiguring Security Features 4 Figure 4-2. Example of Intrusion Detection Defining Port Security TypeConfiguring Security Features Defining Port Action on IntrusionONline set security autolearn 3.all mask disable ENTER Configuring Autolearning MaskEnabling Ports Configuring Security Features 4 Configuring Autolearning6. Upon completion of Autolearning, the following message is displayed ONline set security autolearn 3.1 macaddress 08-54-6f-01-32-08 ENTER Defining a MAC Address ManuallyConfiguring Security Features 4 ONline set security port 3.1 macaddress 08-54-6f-01-32-08 ENTERAutolearn download done downloaded y addresses total Downloading the Autolearning DatabaseONline set security autolearn 3.1 download ENTER Note overwriting existing addresses in the Security databaseConfiguring Security Features 4 Configuring Security ModeReverting Security Configurations Showing Security ConfigurationsSaving Security Configurations Configuring Security Features 4 Showing Port ConfigurationsPage Configuring Security Features 4 Showing Security AutolearnShowing Security Intruder List Configuring Security Features 4 Clearing Security ConfigurationsClearing the MAC Address Table ONline clear security intruderlist ENTER Intruder List cleared Clearing the Autolearning DatabaseClearing the Security Intruder List ONline clear security autolearn 3.1 macaddress all ENTERConfiguring Security Features 4 Using 3Com MIB Security VariablesEMM Security SNMP Variables Using the Security Module SNMP Variables Configuring Security Features 4 Page Troubleshooting 5 5 TroubleshootingTroubleshooting Indication Troubleshooting Using the Status LEDsTroubleshooting ProblemLED State TroubleshootingProblem Troubleshooting 5Table 5-2. Troubleshooting Using the Activity LEDs Troubleshooting Using the Activity LEDsPossible Problem Troubleshooting SolutionsTroubleshooting 5 Technical AssistancePage Specifications A A SpecificationsElectrical Specifications General Specifications Environmental SpecificationsMechanical Specifications Specifications A 50-Pin Connector and CableFigure A-1. 50-Pin Cable Male and Female Connectors Polarity Transceiver Port #Port # Twisted Pair Connectors and CablesTrans TransSpecifications A Twisted Pair ConnectorsFigure A-2. RJ-45 Connector Pinouts Twisted Pair Cables Technical Support B B Technical SupportOn-line Technical Support World Wide Web Site Support from Your Network SupplierEmail Technical Support Technical Support B Support from 3ComReturning Products for Repair Accessing the 3Com MIBTechnical Support B 3Com Technical PublicationsPage Index NumericsIndex 2 Index Index 4 Index Wiring Closet, A-8 Unpacking Procedures Unshielded Twisted Pair CableUnshielded Twisted Pair Network Sample Configuration Uploading Security Configurations