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3Com 5000 manual Upgrading the entire Boot ROM image

Models: 5000

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62Chapter 5: Router Software Maintenance

Restore the baud rate of the console terminal to 9600 bps as prompted, disconnect the terminal and dial again. Then, you can see the system boot banner.

Upgrading the entire Boot ROM image

1Enter Boot Menu, and select <9> to enter Boot ROM Download Menu as follows:

Boot ROM Download Menu:

1:Download Boot ROM with XModem

2:Download Extended Segment of Boot ROM with XModem

3:Restore Extended Segment of Boot ROM from FLASH

4:Backup Extended Segment of Boot ROM to FLASH

5:Exit to Main Menu

Enter your choice(1-5):

2Select <1> in Boot ROM Download Menu to download the Boot ROM image through XMODEM. Multiple download speeds are available. The subsequent steps are the same as those described in the item “Upgrading the application image” in this subsection.

CAUTION: You are recommended to upgrade the entire Boot ROM program only when necessary and with the guide of technical staff, because no means is available for on-field recovery in case of an upgrade failure.

Upgrading the extended segment of the Boot ROM image

1Enter Boot Menu, select <9> to enter Boot ROM Download Menu.

2Select <2> in the menu to upgrade the extended segment of the Boot ROM image through XMODEM. Multiple speed options are available. The subsequent steps are the same as those described in the item “Upgrading the application image” in this subsection.

CAUTION: This upgrade approach upgrades only a portion of the Boot

ROM image, so you can make a second attempt once errors occur.

Backing up and restoring the extended segment of the Boot ROM image

1Back up the extended segment of the Boot ROM image to Flash memory

Step 1: Enter Boot Menu, select <9> to enter Boot ROM Download Menu.

Image 62

3Com 5000 manual Upgrading the entire Boot ROM image, Upgrading the extended segment of the Boot ROM image

Contents

3Com Router 5000 Family Getting Started GuideENVIRONMENTAL STATEMENT 3Com Corporation 350 Campus Drive Marlborough MAUNITED STATES GOVERNMENT LEGEND End of Life StatementDownload the latest software and documentation for your 3Com Router Page Download the latest software and documentation for your 3Com Router ContentsContents About This Guide 1 Introducing the Router 5000 FamilyTroubleshooting 2 Installation3 Starting and Configuring the Router Router Software MaintenanceAccess Software Downloads Contact Us Solve Problems OnlinePurchase Extended Warranty and Professional Services Contents8 Contents About This Guide Conventions Router 5000/6000 Configuration GuideRouter 5000/6000 Command Reference Guide Relatednetwork supplier Commentspddtechpubscomments@3com.com Documentation12 About This Guide High-performance processor The Router 5000 uses About theRouter 1 Introducing the Router 5000 FamilyEthernet access solution By extending SICs and MIMs, the Figure 2 Rear view of 3Com Router 3Com Router3C13701 Figure 1 Front view of 3Com RouterTable 3 System description of 3Com Router System DescriptionTable 2 Router 5012 Indicators Indication3Com Router Boot ROM Stores Bootstrap program3C13751 Indication Figure 4 Rear view of 3Com RouterTable 4 LEDs of 3Com 5232 Router Table 5 System description of 3Com Router Boot ROM Stores Bootstrap programSystem Description 3Com Router 5642 Figure 5 Front view of 3Com Router 3C13755Table 6 Router 5642 Indicators Figure 6 Rear view of 3Com RouterTable 7 System description of 3Com Router Table 6 Router 5642 Indicators continuedSystem Description IndicationFigure 8 Rear view of 3Com Router 3C137593Com Router 5682 Figure 7 Front view of 3Com Router Table 9 System description of 3Com Router Table 8 Router 5682 IndicatorsSystem Description 3Com Router 5682 3C1375924 Chapter 1 Introducing the Router 5000 Family Installing the 2 InstallationInstalling the Router on a Workbench Router in a RackPower Cords Grounds and Cables PGND WireAC power supply Power CordAC Power Cord well grounded. Otherwise, the router cannot reliably avoid lightningRecommended power outlet Figure 11 AC Power ConnectorConsole Terminal Introduction to console port Console cableEthernet cable Router to LAN ConnectionIntroduction to the Ethernet interface Introduction to the AUX port Router to WANConnection AUX cableWAN Interface to DSU/CSU Introduction to the synchronous/asynchronous serial interfaceSynchronous/asynchronous mode DTE and DCE Figure 15 V.24 RS232 DTE cable assembly V.24 RS232 DCE cable assemblyV.35 DTE cable assembly Figure 16 V.24 RS232 DCE cable assemblyFigure 17 V.35 DTE cable assembly V.35 DCE cable assemblyX.21 DTE cable assembly Figure 18 V.35 DCE cable assemblyFigure 19 X.21 DTE cable assembly Figure 20 X.21 DCE cable assemblyFigure 23 V.35 DTE cable assembly Figure 21 V24 DTE cable assemblyFigure 22 V.24 DCE cable assembly 38 Chapter 2 InstallationFigure 26 X.21 DCE cable assembly Figure 24 V.35 DCE cable assemblyFigure 25 X.21 DTE cable assembly 120Ω balanced twisted pair cable E1 interface to DSU/CSU75Ω unbalanced coax cable AttributeFigure 28 E1 120Ω balanced twisted pair cable T1 interface cable and network connector assembly are optional T1 interface to DSU/CSUConnecting the router to a console terminal 3 Starting and Configuring the RouterSetting up Configuration Environment Setting the parameters for console terminal1 Select a connection port Checking before power-on Powering on the routerChecking/operating after power-on Press Enter and the screen will display Fundamentals of ConfigurationCharacteristics of the command line interface the RouterCommand line interface Configuration Fundamentals of the Router50 Chapter 3 Starting and Configuring the Router the Power System 4 TroubleshootingTroubleshooting Troubleshooting ofSDRAM Troubleshooting of “displaying illegible characters on the terminal”Troubleshooting of repeated reboot Software Upgrade ApplicationUpgrade the application software again after the problem is solved 5 Router Software Maintenance IntroductionBoot Menu Maintenance underextended and basic. You can separately upgrade and back up the SoftwareThe following table gives default names and types of the boot files 4 Display applications in Flash memory 6 Clear console authentication Upgrading Software through XMODEM Upgrading the application imageFigure 34 Send File dialog box CAUTION This upgrade approach upgrades only a portion of the Boot Upgrading the entire Boot ROM imageUpgrading the extended segment of the Boot ROM image ROM image, so you can make a second attempt once errors occurBackuping Boot ROM program to FLASH successed Upgrading the application image through EthernetBackup Extended Segment, are you sure?Y/N Restore Extended Segment, are you sure?Y/Nhost inet h IP address of TFTP Server flags f 2 In Boot Menu, select 2 to enter Net Port Download Menu as follows64 Chapter 5 Router Software Maintenance host inet h IP address of FTP Server Dealing with a Router Passwordpassword loss. They can help you to set a new password LossRegister Your Service BenefitsSolve Problems Online Product to GainAccess Software Warranty andServices Purchase ExtendedSupport and Repair Contact UsTelephone Technical http//csoweb4.3com.com/contactusCountry CountryTelephone Number Telephone NumberCountry CountryTelephone Number Telephone Number72 APPENDIX A OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS