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3Com DUA1698 manual Installing The Switch, Safety Information, Pin-Outs

Models: DUA1698

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2INSTALLING THE SWITCH

2INSTALLING THE SWITCH

	Choosing a Suitable Site			24
	Rack-mounting	24
	Placing Units On Top of Each Other					25
	Stacking Units	26
	Stacking Two Units			26
	Stacking Up To Four Units				27
	The Power-up Sequence			29
	Connecting a Redundant Power System 29
	Powering-up the Switch 3300 XM					29
	Checking for Correct Operation					29
	Choosing the Correct Cables				30
	Solving Problems Indicated by LEDs					31
	Managing the Switch			32
A
A	SAFETY I NFORMATION
	Important Safety Information				34
	L’information de Sécurité Importante					36
	Wichtige Sicherheitsinformationen 38
B
B	PIN-OUTS
	Null Modem Cable		39
	PC-AT Serial Cable		39
	Modem Cable	40
	RJ45 Pin Assignments			40

CTECHNICAL S PECIFICATIONS

DTECHNICAL SUPPORT

Online Technical Services		45
World Wide Web Site		45
3Com Knowledgebase Web Services			45
3Com FTP Site	46
Support from Your Network Supplier			46
Support from 3Com	46
Returning Products for Repair 48

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3Com DUA1698 manual Installing The Switch, Safety Information, Pin-Outs, C Technical Specifications D Technical Support

Contents

SuperStack Switch 3300 XM User Guide3C16985B UNITED STATES GOVERNMENT LEGEND 3Com Corporation 5400 Bayfront Plaza Santa Clara, CaliforniaEnvironmental Statement 1 INTRODUCING THE SWITCH 3300 XM CONTENTSABOUT THIS GUIDE 2 INSTALLING THE SWITCH SAFETY INFORMATIONC TECHNICAL SPECIFICATIONS D TECHNICAL SUPPORT PIN-OUTSGLOSSARY INDEX 3COM CORPORATION LIMITED WARRANTY REGULATORY NOTICES Page ABOUT THIS GUIDE Conventions CommandsIcon Notice TypeQuick Installation Guide SuperStack Switch HelpSuperStack Switch README File RelatedYear ComplianceComments ProductAbout the SuperStack 3 Switch 3300 XM Switch 3300 XM - Front View Detail Switch 3300 XM - Rear View DetailNetwork Configuration Examples Configuration Rules for Fast Ethernet Configuration Rules with Full DuplexAbout the SuperStack Switch 3300 XM Summary of FeaturesSwitch 3300 XM Front View Detail Figure 1 Switch 3300 XM - front viewPower/Self Test LED ColorIndicates Port Status LEDsSwitch 3300 XM Rear View Detail Power SocketUnits” on page Matrix Port The Matrix Port allows you toConfiguration Segmentation SwitchNetwork ExamplesFigure 4 Using the Switch as a collapsed backbone Switch18 CHAPTER 1 INTRODUCING THE SWITCH 3300 XM Endstations on switched 10Mbps or 100Mbps connections 1000Mbps Figure 5 Using the Switch in a desktop environmentSM TM Figure 6 Fast Ethernet configuration rules 20 CHAPTER 1 INTRODUCING THE SWITCH 3300 XMConfiguration Rules with Full Duplex 22 CHAPTER 1 INTRODUCING THE SWITCH 3300 XM INSTALLING THE SWITCH The Power-up Sequence Choosing the Correct CablesSolving Problems Indicated by LEDs Managing the Switch Choosing a Suitable Site Rack-mountingRack-mounting 3 Insert the two screws and tighten with a suitable screwdriver Stacking Units Switch” on pageof the stack You need only one SuperStack 3 Switch 3300 MM per stack Figure 8 A stack of two units28 CHAPTER 2 INSTALLING THE SWITCH Switch” on pageFigure 9 A stack of three units The Power-up powered-up and ready for operationCAUTION The Switch can only use a SuperStack Advanced Redundant Power System outputCorrect Cables Choosing theLEDs” on page Indicated by LEDs contains a list of problems and suggested solutions Switch Managing thethe Switch and therefore improve the overall performance of your network. For information on managing the Switch using theSAFETY INFORMATION Information Important Safetypersonnel only France and Peru only L’information de Sécurité ImportanteLinstallation et la dépose de ce groupe doivent être confiés à un personnel qualifiéFrance et Pérou uniquement L’information de Sécurité ImportanteWichtige Sicherheitsinformat ionen 38 APPENDIX A SAFETY INFORMATIONB PIN-OUTS PC-AT Serial CableModem Cable RJ45 PinAssignments SignalSignal Pin NumberFunction RJ45 Pin Assignments42 APPENDIX B PIN-OUTS TECHNICAL SPECIFICATIONS Physical DimensionsSafety Power SupplyStandards Supported Services ServicesTECHNICAL SUPPORT Online TechnicalHostname ftp.3com.com Password your Internet e-mail address46 APPENDIX D TECHNICAL SUPPORT Europe, South Africa, and Middle East CountryTelephone Number CountryTo obtain an authorization number, call or fax GLOSSARY bridge broadcastcollision CSMA/CDflow 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 line speed loopMDI-X multicastswitch serverSLIP SNMPunicast A packet sent to a single endstation on a network 54 GLOSSARYINDEX Page 3Com Corporation LIMITED WARRANTY SUPERSTACK 3 SWITCH 3300 XMYEAR 2000 WARRANTY OBTAINING WARRANTY SERVICEPage DISCLAIMER GOVERNING LAWHow to Identify and Resolve Radio-TV Interference Problems REGULATORY NOTICESCE STATEMENT EUROPE FCC STATEMENT