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3Com 3C172203, 3C17204 manual Problem Solving

Models: 3C17204 3C172203

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50CHAPTER 4: PROBLEM SOLVING

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3Com 3C172203, 3C17204 manual Problem Solving

Contents

SuperStack 3C17203 3C172043Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Setting UP for Management Setting Up Command Line Interface ManagementPIN -OUTS Switch PortOnline Technical Services World Wide Web Site Null Modem Cable PC-AT Serial Cable RJ-45 Pin AssignmentsPage About this Guide Text Conventions ConventionsList conventions that are used throughout this guide Icon DescriptionRelated DocumentationComments ProductRegistration Documentation Pddtechpubscomments@3com.comIntroducing Hardware Features Switch Hardware featuresEvent Software featuresFour groups supported Statistics, History, Alarms Switch Front View DetailModule Status LEDs Color Indicates Port Status LEDsModule Packet LEDs Unit LEDs Power/Self Test LEDColor Indicates View Detail To your Switch. Contact your supplier for more informationSwitch 4400 Rear Switch 4400 rear view Default Settings shows the default settings for the Switch Installing the Switch Package Contents Rack-mounting Stacking Units Placing Units OnTop of Each Other Switch Power-upPowering-up SequencePower/Self Test LED colors Color StateCross-over Cable Straight-through Cable Installing the Switch Setting UP for Management Manual IP Configuration Setting UpIP Configuration OverviewAutomatic IP Configuration Initial Switch Setup Methods Manual Setup Automatic SetupPanel Port Manual SetupConnecting the Workstation to the Switch Pre-requisitesConfiguring the Workstation with IP Information Setting Up the Switch with IP InformationConnecting a workstation to the Switch via the console port Setting Up the Switch with IP Information Manual Setup Documentation supplied with the terminal emulation software Automatic Setup Example top-level command line interface menu Viewing IP Information via the Console PortRefer to Setting Up Command Line Interface Management on CLI management via the console portRefer to Setting Up Web Interface Management on Refer to Setting Up Snmp Management onInterface Management Command LineNetwork Using Telnet CLI Management viaChoosing a Browser Setting Up WebInterface Over the NetworkManagement workstation Setting Up SnmpManagement Protocol Snmp can manage a Switch if Documentation supplied with the Snmp network managementSecurity Device User Modify operation on the web interface You can change the default passwords using eitherUser Default Access Level Name Password Problem Solving For Technical Support information, see Appendix DPower LED does not light Solving ProblemsSolutions below On powering-up, the Power/Self Test LED lights yellowUnit LED is flashing green ProblemsSolving Hardware An Snmp fan fail trap is receivedSolving Communication Problems IP AddressingHow do you obtain a registered IP Address? Problem Solving Safety Information Important Safety Information This must be approved for the country where it is used’information de Sécurité Importante Schko Wichtige Sicherheitsinformationen Vorsicht Europe Pin to 9-pin PC-AT Serial CableNull Modem Cable 9-pin to RS-232 25-pin RJ-45 Pin ConnectorsModem Cable AssignmentsPin Number Signal Function Appendix B PIN-OUTS Switch 4400 24-port Switch 4400 24-port Technical SpecificationsTerminal Emulation Protocols Used for AdministrationStandards Supported Switch 4400 48-port Switch 4400 48-port Technical SpecificationsAppendix C Technical Specifications Services Online TechnicalUsername anonymous Asia, Pacific Rim Europe and South AfricaCountry Telephone Number Fax Number NET 3Com 408 326 800 638 Not toll-free Enterprise Customers Appendix D Technical Support Index NumbersUnit information label Regulatory Notices