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3Com 5000 manual X.21 DTE cable assembly, X.21 DCE cable assembly

Models: 5000

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Figure 19 X.21 DTE cable assembly

Router to WAN Connection 37

Figure 19 X.21 DTE cable assembly

■X.21 DCE cable assembly

Figure 20 X.21 DCE cable assembly

The synchronous/asynchronous series interface matches a DB28 connector, and current these types of synchronous/asynchronous series interface cables are supported:

■V.24 (RS232) DTE cable: DB25 (male) connector

■V.24 (RS232) DCE cable: DB25 (female) connector

■V.35 DTE: 34PIN (male) connector

■V.35 DCE: 34PIN (female) connector

■X.21 DTE: DB15 (male) connector

■X.21 DCE: DB15 (female) connector

The following figures show the cable assembly of all these types:

■V.24 DTE cable assembly

Image 37

3Com 5000 manual X.21 DTE cable assembly, X.21 DCE cable assembly

Contents

Getting Started Guide 3Com Router 5000 FamilyUNITED STATES GOVERNMENT LEGEND 3Com Corporation 350 Campus Drive Marlborough MAENVIRONMENTAL STATEMENT End of Life StatementDownload the latest software and documentation for your 3Com Router Page Contents About This Guide ContentsDownload the latest software and documentation for your 3Com Router 1 Introducing the Router 5000 Family3 Starting and Configuring the Router 2 InstallationTroubleshooting Router Software MaintenancePurchase Extended Warranty and Professional Services Solve Problems OnlineAccess Software Downloads Contact Us Contents8 Contents About This Guide Router 5000/6000 Command Reference Guide Router 5000/6000 Configuration GuideConventions Relatedpddtechpubscomments@3com.com Commentsnetwork supplier Documentation12 About This Guide Router About theHigh-performance processor The Router 5000 uses 1 Introducing the Router 5000 FamilyEthernet access solution By extending SICs and MIMs, the 3C13701 3Com RouterFigure 2 Rear view of 3Com Router Figure 1 Front view of 3Com RouterTable 2 Router 5012 Indicators System DescriptionTable 3 System description of 3Com Router Indication3C13751 Boot ROM Stores Bootstrap program3Com Router Table 4 LEDs of 3Com 5232 Router Figure 4 Rear view of 3Com RouterIndication System Description Boot ROM Stores Bootstrap programTable 5 System description of 3Com Router Table 6 Router 5642 Indicators 3C137553Com Router 5642 Figure 5 Front view of 3Com Router Figure 6 Rear view of 3Com RouterSystem Description Table 6 Router 5642 Indicators continuedTable 7 System description of 3Com Router Indication3Com Router 5682 Figure 7 Front view of 3Com Router 3C13759Figure 8 Rear view of 3Com Router System Description Table 8 Router 5682 IndicatorsTable 9 System description of 3Com Router 3Com Router 5682 3C1375924 Chapter 1 Introducing the Router 5000 Family Installing the Router on a Workbench 2 InstallationInstalling the Router in a RackPGND Wire Power Cords Grounds and CablesAC Power Cord Power CordAC power supply well grounded. Otherwise, the router cannot reliably avoid lightningFigure 11 AC Power Connector Recommended power outletConsole cable Console Terminal Introduction to console portIntroduction to the Ethernet interface Router to LAN ConnectionEthernet cable Connection Router to WANIntroduction to the AUX port AUX cableIntroduction to the synchronous/asynchronous serial interface WAN Interface to DSU/CSUSynchronous/asynchronous mode DTE and DCE V.35 DTE cable assembly V.24 RS232 DCE cable assemblyFigure 15 V.24 RS232 DTE cable assembly Figure 16 V.24 RS232 DCE cable assemblyX.21 DTE cable assembly V.35 DCE cable assemblyFigure 17 V.35 DTE cable assembly Figure 18 V.35 DCE cable assemblyFigure 20 X.21 DCE cable assembly Figure 19 X.21 DTE cable assemblyFigure 22 V.24 DCE cable assembly Figure 21 V24 DTE cable assemblyFigure 23 V.35 DTE cable assembly 38 Chapter 2 InstallationFigure 25 X.21 DTE cable assembly Figure 24 V.35 DCE cable assemblyFigure 26 X.21 DCE cable assembly 75Ω unbalanced coax cable E1 interface to DSU/CSU120Ω balanced twisted pair cable AttributeFigure 28 E1 120Ω balanced twisted pair cable T1 interface to DSU/CSU T1 interface cable and network connector assembly are optionalSetting up Configuration Environment 3 Starting and Configuring the RouterConnecting the router to a console terminal Setting the parameters for console terminal1 Select a connection port Powering on the router Checking before power-onChecking/operating after power-on Press Enter and the screen will display Characteristics of the command line interface ConfigurationFundamentals of the RouterConfiguration Fundamentals of the Router Command line interface50 Chapter 3 Starting and Configuring the Router Troubleshooting 4 Troubleshootingthe Power System Troubleshooting ofTroubleshooting of repeated reboot Troubleshooting of “displaying illegible characters on the terminal”SDRAM Application Software UpgradeUpgrade the application software again after the problem is solved Introduction 5 Router Software Maintenanceextended and basic. You can separately upgrade and back up the Maintenance underBoot Menu SoftwareThe following table gives default names and types of the boot files 4 Display applications in Flash memory 6 Clear console authentication Upgrading the application image Upgrading Software through XMODEMFigure 34 Send File dialog box Upgrading the extended segment of the Boot ROM image Upgrading the entire Boot ROM imageCAUTION This upgrade approach upgrades only a portion of the Boot ROM image, so you can make a second attempt once errors occurBackup Extended Segment, are you sure?Y/N Upgrading the application image through EthernetBackuping Boot ROM program to FLASH successed Restore Extended Segment, are you sure?Y/N64 Chapter 5 Router Software Maintenance 2 In Boot Menu, select 2 to enter Net Port Download Menu as followshost inet h IP address of TFTP Server flags f host inet h IP address of FTP Server password loss. They can help you to set a new password Router PasswordDealing with a LossSolve Problems Online Service BenefitsRegister Your Product to GainServices Warranty andAccess Software Purchase ExtendedTelephone Technical Contact UsSupport and Repair http//csoweb4.3com.com/contactusTelephone Number CountryCountry Telephone NumberTelephone Number CountryCountry Telephone Number72 APPENDIX A OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS