3Com 5112M-TPLS installation and operation guide VDE Class B Compliance

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Federal Communications Commission Notice

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case you must correct the interference at your own expense.

Canadian Emissions Requirements

Cet appareil numérique respecte les limites de bruits radioélectriques applicables aux appareils numériques de Classe A prescrites dans la norme sur la matériel brouilleur: "Appareils Numériques", NMB-003 édictée par le Ministère des Communications.

This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard entitled "Digital Apparatus", ICES-003 of the Department of Communications.

VDE Class B Compliance

Hiermit wird bescheinigt, dass der 5112M-TPLS in Üebereinstimmung mit den Bestimmungen der Vfg 243/1991 funkentstöert ist.

Der Deutschen Bundespost wurde das Inverkehrbringen dieses Geraetes angezeigt und die Berechtigung zur Üeberprüefung der Serie auf Einhaltung der Bestimmungen eingeräeumt.

Einhaltung mit betreffenden Bestimmugen kommt darauf an, dass geschirmte Ausfuehrungen gebraucht werden. Fuer die Beschaffung richtiger Ausfuehrungen ist der Betreiber verantwortlich.

This is to certify that the 5112M-TPLS is shielded against radio interference in accordance with the provisions of Vfg 243/1991.

The German Postal Services have been advised that this equipment is being placed on the market and that they have been given the right to inspect the series for compliance with regulations.

Compliance with applicable regulations depends on the use of shielded cables. The user is responsible for procuring the appropriate cables.

EN55022/CISPR22 Compliance

This equipment conforms to the Class A emissions limits for a digital device as defined by EN55022 (CISPR22).

VCCI Class 1 Compliance

This equipment is in the 1st Class category (information equipment to be used in commercial or industrial areas) and conforms to the standards set by the Voluntary Control Council for Interference by Information Technology Equipment aimed at preventing radio interference in commercial or industrial areas.

Consequently, when the equipment is used in a residential area or in an adjacent area, radio interference may be caused to radio and TV receivers, and so on.

Read the instructions for correct handling.

UK General Approval Statement

The ONcore Switching Hub, ONline System Concentrator, and ONsemble StackSystem Hub are manufactured to the International Safety Standard EN 60950 and are approved in the UK under the General Approval Number NS/G/12345/J/100003 for indirect connection to the public telecommunication network.

Disclaimer

The information in this document is subject to change without notice and should not be construed as a commitment by 3Com Corporation. 3Com Corporation assumes no responsibility for any errors that may appear in this document.

Copyright Statement

© 1996, by 3Com Corporation. Printed in U.S.A. All rights reserved. 3Com is a registered trademark of 3Com Corporation. ONcore is a registered trademark of 3Com Corporation. The information contained herein is the exclusive and confidential property of 3Com Corporation. No part of this manual may be disclosed or reproduced in whole or in part without permission from 3Com Corporation.

Trademarks

Because of the nature of this material, numerous hardware and software products are mentioned by name. In most, if not all cases, these product names are claimed as trademarks by the companies that manufacture the products. It is not our intent to claim these names or trademarks as our own.

Artel, Chipcom, Ethermodem, Galactica, ONcore, ORnet, StarBridge, and TriChannel are registered trademarks of 3Com Corporation.

Chipcom OpenHub, G-Man, LANsentry, MultiProbe, ONdemand, ONline, ONsemble, PowerRing, SL2000, SL3000, SL4000, StackJack, StackSystem, and SwitchCentral are trademarks of 3Com Corporation.

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

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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 How to Use This Guide AudienceStructure of This Guide Usr/snm/agents Document ConventionsConvention Indicates Example Related Documents 3Com Documents Reference DocumentsPage Introduction ONline 10BASE-T Security ModuleTheory of Operation ApplicationONline Management ONline 10BASE-T Security Module ApplicationPage Designing and Expanding the Network Understanding the General Rules Basic Network RulesSeven Basic Network Rules Rule Definition Recommendations/NotesCertain LAN devices Seven Basic Network Rules LAN Product Equivalent Fiber LAN EquivalenceLAN Product Equivalent Distances Fiber Backbone, Twisted Pair To-The-Desk Fiber Backbone, Twisted Pair To-The-Desk Example Sample Configuration Distance Calculation Cable Gauge Supports Link Distances Up To Twisted Pair Backbone, Twisted Pair To-The-DeskMaximum Link Distance on Twisted Pair Patch Panels Unshielded Twisted Pair NetworkRedundant Twisted Pair Configuration Redundant LinksDesigning and Expanding the Network 2 Page Installing and Operating the Module Procedures for Completing Installation Precautionary ProceduresQuick Installation Chart Step Procedure ReferenceInstalling the Module Unpacking Procedures Setting the Dip Switch Security Module Dip Switch SW1 LocationDIP Switch SW1 Network Selection Settings Switch Network Selection Switch SettingsOff On DIP Switch SW1 Security and Link Integrity SettingsSwitch Function Factory Setting Installing the Module Installing the Cable Tie-Wrap KitAttaching the Tie-Wrap Bracket to the Module Attaching Cables With 90 Connectors Installing the Module Installing an ONline 10BASE-T Security ModuleONline 10BASE-T Security Module Cable Connection Configuring the Module Port Redundancy Port EnableNetwork Assignment Link Integrity Module SecurityAutopartition Threshold Saving Module ConfigurationsReverting Module Configurations Showing Module Configurations Show Module Show Module Verbose Show Port Show Port VerboseMonitoring the Front Panel Security Module Faceplate Interpretation of the Security Module LEDs Color State Indicates NameNetwork Check Codes LED State Network ConfigurationLED and Network Verification Page Configuring Security Features Procedure Command Quick Reference for Configuring SecurityQuick Reference for Configuring the Security Module SET Security Autolearn Configuring Security Features Eavesdropping SecurityIntrusion Detection Example of Eavesdropping SecurityDefining Port Security Type Example of Intrusion DetectionDefining Port Action on Intrusion Configuring Autolearning Mask Enabling PortsConfiguring Autolearning Autolearn capture done learned 0 addresses total Defining a MAC Address Manually Downloading the Autolearning Database Configuring Security Mode Reverting Security Configurations Showing Security ConfigurationsSaving Security Configurations Showing Port Configurations Eavesdrop None ETHERNET1 Showing Security Autolearn Showing Security Intruder List Clearing Security Configurations Clearing the MAC Address TableClearing the Autolearning Database Clearing the Security Intruder ListUsing 3Com MIB Security Variables EMM Security Snmp VariablesUsing the Security Module Snmp Variables Configuring Security Features 4 Page Troubleshooting TroubleshootingTroubleshooting Using the Status LEDs Troubleshooting Using the Port Status LEDsTroubleshooting Using the Port Status LEDs LED State Possible Problem Troubleshooting Solutions Troubleshooting Using the Activity LEDsTroubleshooting Using the Activity LEDs Technical Assistance Page Specifications Electrical SpecificationsGeneral Specifications Environmental SpecificationsMechanical Specifications Pin Connector and Cable Figure A-1 -Pin Cable Male and Female Connectors Port # Function Table A-1 -Pin Cable Pinouts and Port AssignmentsHub Trans Ceiver PolarityHub Twisted Pair Connectors and CablesHub Trans Port #Twisted Pair Connectors Figure A-2. RJ-45 Connector PinoutsTwisted Pair Cables Technical Support On-line Technical SupportWorld Wide Web Site Support from Your Network SupplierEmail Technical Support Support from 3Com Accessing the 3Com MIB Returning Products for Repair3Com Technical Publications Page Index Activity LEDs, 3-18,3-20 Quick Reference Chart Security Type Default Setting Index