3Com 3C16987 manual Stack of three units

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28CHAPTER 2: INSTALLING THE SWITCH

4If you use the management software of the units:

■Ensure that all the units have the same version of management software

■Ensure that you re-configure the stack-wide features on all the units

For more information about management software, see “Managing the

Switch” on page 32.

Figure 9 A stack of three units

Switch 1100/3300

Switch 3300 SM

Switch 3300 MM

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Contents User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN-OUTS Support from 3Com Returning Products for Repair Page About this Guide Icon Description ConventionsConvention Description Related DocumentationYear ComplianceComments ProductIntroducing the Switch 3300 SM About SuperStack Switch 3300 SM Summary of FeaturesSwitch 3300 SM Front View Detail 10BASE-T / 100BASE-TX PortsColor Indicates Port Status LEDs Power/Self Test LEDUnit LEDs Switch 3300 SM Rear View Detail Power SocketUnits on Configuration Switch 3300 SM as aNetwork ExamplesSwitch Using the Switch as a collapsed backboneSwitch Fast Ethernet configuration rules Configuration Rules with Full Duplex Configuration Rules for Gigabit Ethernet Installing the Switch Rack-mounting Repeat steps 2 and 3 for the other side of the Switch Fitting a bracket for rack mountingTreated as a single manageable unit with one IP address Stacking Units3C16965. Contact your supplier for details You need only one SuperStack II Switch 3300 MM per stack Stack of three units Power-up Powered-up and ready for operationSwitch 3300 SM SequenceChoosing Correct CablesPort, you need a cross-overcable. Most of the 10BASE-T Color StateProblem Switch Network. For information on managing the Switch usingManaging GuideSafety Information Information Important SafetyPersonnel only Important Safety Information ’information de Sécurité ImportantePersonnel qualifié Plus étroites’information de Sécurité Importante Wichtige Sicherheitsinformat ionen Warnhinweis Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information PIN-OUTS Null Modem CablePC-AT Serial Cable Pin to RS-232 25-pinConnectors Pin Number Signal FunctionModem Cable RJ45 PinPin Number Signal Function Appendix B PIN-OUTS Technical Specifications Vlan MIB RFC Services ServicesTechnical Support Online TechnicalUsername anonymous 408 727Europe, South Africa, and Middle East Country Telephone Number Asia, Pacific RimCountry Telephone Number Fax Number Glossary Broadcast CollisionEndstation EthernetLine speed See baud Loop MulticastProtocol RepeaterSTP See Spanning Tree Protocol STP Glossary Index Index 3Com Corporation Limited Warranty Included Services Limitation of Liability EMC Statements