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3Com DUA1698 manual Installing The Switch, Choosing a Suitable Site Rack-mounting

Models: DUA1698

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2	INSTALLING THE SWITCH

This chapter contains the information you need to install and set up the Switch. It covers the following topics:

■Choosing a Suitable Site

■Rack-mounting

■Placing Units On Top of Each Other

■Stacking Units

■The Power-up Sequence

■Choosing the Correct Cables

■Solving Problems Indicated by LEDs

■Managing the Switch

WARNING: Safety Information. Before installing or removing any components from the Switch 3300 XM or carrying out any maintenance procedures, you must read the safety information provided in Appendix A of this guide.

AVERTISSEMENT: Consignes de sécurité. Avant d'installer ou d'enlever tout composant du Switch 3300 XM ou d'entamer une procédure de maintenance, lisez les informations relatives à la sécurité qui se trouvent dans l'Appendice A de ce guide.

WARNHINWEIS: Sicherheitsinformationen. Bevor Sie Komponenten aus dem Switch 3300 XM entfernen oder dem Switch 3300 XM hinzufuegen oder Instandhaltungsarbeiten verrichten, lesen Sie die Sicherheitsanweisungen, die in Appendix A (Anhang A) in diesem Handbuch aufgefuehrt sind.

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3Com DUA1698 manual Installing The Switch, Choosing a Suitable Site Rack-mounting

Contents

3C16985B Switch 3300 XM User GuideSuperStack Environmental Statement 3Com Corporation 5400 Bayfront Plaza Santa Clara, CaliforniaUNITED STATES GOVERNMENT LEGEND ABOUT THIS GUIDE CONTENTS1 INTRODUCING THE SWITCH 3300 XM PIN-OUTS 2 INSTALLING THE SWITCHSAFETY INFORMATION C TECHNICAL SPECIFICATIONS D TECHNICAL SUPPORTGLOSSARY INDEX 3COM CORPORATION LIMITED WARRANTY REGULATORY NOTICES Page ABOUT THIS GUIDE Notice Type ConventionsCommands IconRelated Quick Installation GuideSuperStack Switch Help SuperStack Switch README FileProduct YearCompliance CommentsConfiguration Rules with Full Duplex About the SuperStack 3 Switch 3300 XMSwitch 3300 XM - Front View Detail Switch 3300 XM - Rear View Detail Network Configuration Examples Configuration Rules for Fast EthernetSummary of Features About the SuperStack Switch 3300 XMFigure 1 Switch 3300 XM - front view Switch 3300 XM Front View DetailPort Status LEDs Power/Self Test LEDColor IndicatesPower Socket Switch 3300 XM Rear View DetailMatrix Port The Matrix Port allows you to Units” on pageExamples ConfigurationSegmentation Switch Network18 CHAPTER 1 INTRODUCING THE SWITCH 3300 XM SwitchFigure 4 Using the Switch as a collapsed backbone SM TM Figure 5 Using the Switch in a desktop environmentEndstations on switched 10Mbps or 100Mbps connections 1000Mbps 20 CHAPTER 1 INTRODUCING THE SWITCH 3300 XM Figure 6 Fast Ethernet configuration rulesConfiguration Rules with Full Duplex 22 CHAPTER 1 INTRODUCING THE SWITCH 3300 XM Choosing a Suitable Site Rack-mounting INSTALLING THE SWITCHThe Power-up Sequence Choosing the Correct Cables Solving Problems Indicated by LEDs Managing the SwitchRack-mounting 3 Insert the two screws and tighten with a suitable screwdriver of the stack Switch” on pageStacking Units Figure 8 A stack of two units You need only one SuperStack 3 Switch 3300 MM per stackFigure 9 A stack of three units Switch” on page28 CHAPTER 2 INSTALLING THE SWITCH Power System output The Power-uppowered-up and ready for operation CAUTION The Switch can only use a SuperStack Advanced RedundantLEDs” on page Choosing theCorrect Cables Indicated by LEDs contains a list of problems and suggested solutions network. For information on managing the Switch using the SwitchManaging the the Switch and therefore improve the overall performance of yourSAFETY INFORMATION personnel only Important SafetyInformation France and Peru only personnel qualifié L’information deSécurité Importante Linstallation et la dépose de ce groupe doivent être confiés à unL’information de Sécurité Importante France et Pérou uniquement38 APPENDIX A SAFETY INFORMATION Wichtige Sicherheitsinformat ionenPC-AT Serial Cable B PIN-OUTSSignal Modem CableRJ45 Pin AssignmentsRJ45 Pin Assignments SignalPin Number Function42 APPENDIX B PIN-OUTS Power Supply TECHNICAL SPECIFICATIONSPhysical Dimensions SafetyStandards Supported Online Technical ServicesServices TECHNICAL SUPPORT46 APPENDIX D TECHNICAL SUPPORT Password your Internet e-mail addressHostname ftp.3com.com Country Europe, South Africa, and Middle EastCountry Telephone NumberTo obtain an authorization number, call or fax GLOSSARY CSMA/CD bridgebroadcast collisionflow control A congestion control mechanism. Congestion is caused by devices sending traffic to already overloaded port on a Switch. Flow control prevents packet loss and inhibits devices from generating more traffic until the period of congestion ends multicast line speedloop MDI-XSNMP switchserver SLIP54 GLOSSARY unicast A packet sent to a single endstation on a networkINDEX Page OBTAINING WARRANTY SERVICE 3Com Corporation LIMITED WARRANTYSUPERSTACK 3 SWITCH 3300 XM YEAR 2000 WARRANTYPage GOVERNING LAW DISCLAIMERFCC STATEMENT How to Identify and Resolve Radio-TV Interference ProblemsREGULATORY NOTICES CE STATEMENT EUROPE