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3Com C17302, 3C17300, C17304 manual Using Command Line Interface via Telnet

Models: C17304 C17302 3C17300

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Manually Configuring IP Information

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If there is no response, wait for one minute then re-enter the default IP address.

3At the login and password prompts, enter admin as your user name and press Return at the password prompt (default user name and password). If you have logged on correctly, a set of Getting Started pages are displayed.

4The Getting Started pages allow you to enter basic setup information for the Switch. Select Manual and then enter the IP address, subnet mask, and default gateway that you want the Switch to use when it is connected to the network. The final page displays a summary of the information entered.

The initial set up of your Switch is now complete and the Switch is ready for you to set up your chosen management method. See “Methods of Managing a Switch” on page 45.

Using Command Line Interface via Telnet

Accessing the Command Line Interface via Telnet or Windows HyperTerminal using TCP/IP may not work correctly on some platforms unless it has been configured to send line feeds with carriage returns.

To set this for telnet enter set crlf when in command mode. To set this for HyperTerminal click on the Settings tab in the Properties screen, click on ASCII Setup.. and ensure that Send line ends with line feeds is checked within the ASCII Sending section. You should not configure HyperTerminal in this way if you are using a console cable to make a direct connection to the Switch.

1To start a Telnet session to the unit, click Start in Microsoft Windows 95/98/2000/NT.

a Click Run.

b In the dialogue box that appears type the default IP address of the unit, that is: Telnet 169.254.100.100

c Click OK.

2Press Enter to open a login prompt.

If the login prompt does not begin immediately, press Return a few times until it starts.

3At the login and password prompts, enter admin as your user name and press Return at the password prompt. If you have logged on correctly, the

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3Com C17302, 3C17300, C17304 manual Using Command Line Interface via Telnet

Contents

SuperStack Switch 4200 Series Getting Started GuideUNITED STATES GOVERNMENT LEGEND 3Com Corporation 5400 Bayfront Plaza Santa Clara, CaliforniaEnvironmental Statement 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4200 SERIES CONTENTS2 INSTALLING THE SWITCH ABOUT THIS GUIDE4 PROBLEM SOLVING 3 SETTING UP FOR MANAGEMENTChanging Default Passwords SNMP ManagementC TECHNICAL SPECIFICATIONS SAFETY INFORMATIONPIN-OUTS D TECHNICAL SUPPORTINDEX REGULATORY NOTICES ABOUT THIS GUIDE Commands ConventionsIcon Notice TypeDocumentation RelatedProduct pddtechpubscomments@3com.comRegistration DocumentationAbout the Switch 4200 Series Switch 4200 Series - Front View Detail SUPERSTACK 3 SWITCHSwitch 4200 Series - Rear View Detail Default Settings INTRODUCING THE4200 Series About the SwitchFeature Switch 4200 SeriesFront View Detail Switch 4200 SeriesFigure 1 Switch 4226T 3C17300 - front view Power / Self Test LEDGBIC Ports This section applies to the SuperStack 3 Switch 4228G only 1000BaseT GBICs Fiber GBICsColor IndicatesColor Power/Self Test LEDIndicates Unit LEDsRear View Detail System RPS. See “Connecting a Redundant Power System” on pageSwitch 4200 Series Figure 4 Switch 4200 Series - rear viewIP Address Subnet Mask Default Router Package Contents Choosing a Suitable Site Rack-mounting INSTALLING THE SWITCHPlacing Units On Top of Each Other The Power-up Sequence GBIC OperationChoosing a Suitable Package ContentsSite Rack-mounting 3 Insert the two screws and tighten with a suitable screwdriver Stacking Units Powering-up the The Power-upSwitch 4200 Series SequenceIf there is evidence of a problem, see “Solving Problems Indicated by LEDs” on pageChoosing the correct Choose from the following cable options Fiber cablesThe 1000BASE-SX ports can be connected to multimode fiber cables only Transceivers GBIC Operation28 CHAPTER 2 INSTALLING THE SWITCH GBIC Ports Figure 7 Inserting a GBIC TransceiverGBIC Transceiver 30 CHAPTER 2 INSTALLING THE SWITCH Setting Up Overview Manually Configuring IP Information SETTING UP FOR MANAGEMENTViewing Automatically Configured IP Information Methods of Managing a SwitchOverview Setting Upset up and ready for management when it is in its default state. The Configure IP information manually for your Switch or view theAutomatic IP Configuration Manual IP ConfigurationYou should use the automatic IP configuration method if on pagePre-requisites Manually Configuring IP InformationConfiguring the Workstation with IP Information Connecting the Workstation to the SwitchSetting Up the Switch with IP Information Using the Web InterfaceUsing Command Line Interface via Telnet Figure 10 Example top-level command line interface menu Connecting the Workstation to the Switch You can find pin-out diagrams for both cables in Appendix B on pageFigure 11 Connecting a workstation to the Switch via the console port Pre-requisites19,200 baud 8 data bits no parity 1 stop bit no hardware flow control Setting Up the Switch with IP InformationFigure 12 Example top-level command line interface menu Viewing Configured IPAutomatically InformationViewing Automatically Configured IP Information Connecting the Workstation to the SwitchFigure 14 Example top-level command line interface menu Viewing IP Information via the Console PortMethods of Managing a Switch Refer to “Setting Up Web Interface Management” on page Refer to “Setting Up Command Line Interface Management” on pageRefer to “Setting Up SNMP Management” on page Command Lineusing Telnet Interfacedescribed in “Setting Up Overview” on page Setting Up WebChoosing a Browser InterfaceOver the Network Setting Up SNMPthe CD-ROM that accompanies your Switch to provide SNMP management for your Switch. If you use 3Com Network Supervisor itThe security device user modify command on the CLI, or The Security Device User Modify operation on the web interface Default Users and Passwords52 CHAPTER 3 SETTING UP FOR MANAGEMENT Solving Problems Indicated by LEDs Solving Hardware Problems PROBLEM SOLVINGSolving Communication Problems Solving Software Upgrade Problems solutions below Solving ProblemsThe Power LED does not light On powering-up, the Power/Self Test LED lights yellowSolving Communication Problems ProblemsError message indicating that the GBIC transceiver is invalid Error message indicating that the GBIC transceiver is faultyFormation Solving StackHow do you obtain a registered IP Address? ProblemsIf you have problems with your software upgrade, refer to the Problem 58 CHAPTER 4 PROBLEM SOLVING SAFETY INFORMATION Important Safety Information Important Safety Information L’information de Sécurité Importante AVERTISSEMENT Cordon électrique Wichtige Sicherheitsinformationen VORSICHT Europe VORSICHT Faseroptikanschlüsse - Optische Sicherheit Null Modem Cable B PIN-OUTSPC-AT Serial Cable RJ-45 Pin Modem CableAssignments Signal1000BASE-T RJ-45 RJ-45 connectorsPin Assignments SignalTable 13 Pin assignments SignalPin Number FunctionSwitch 4226T 3C17300 TECHNICAL SPECIFICATIONSPhysical Dimensions Safety72 APPENDIX C TECHNICAL SPECIFICATIONS Protocols Used for AdministrationStandards Supported Terminal EmulationPhysical Dimensions Switch 4250T 3C17302Safety Power SupplyPhysical Dimensions Switch 4228G 3C17304Safety Power SupplyOnline Technical Services3Com. These services can enhance warranty response times. They can 7 days a week, advance shipment of replacement hardware, and on-siteUsername anonymous Europe, Middle East and Africa Asia, Pacific RimLatin America aprtechnicalsupport@3com.comCountry Asia, Pacific RimTelephone Number CountryReturning Products for Repair Telephone Number CountryCountry Telephone NumberINDEX Page REGULATORY NOTICES How to Identify and Resolve Radio-TV Interference ProblemsFCC STATEMENT INFORMATION TO THE USER