3Com 5000 manual Upgrading the entire Boot ROM image

Page 62

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.

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Contents 3Com Router 5000 Family 3Com Corporation Campus Drive Marlborough Page Page Contents Introduction Software Maintenance under v 3.11 Environment Register Your Product to Gain Service BenefitsContents Contents About This Guide Documentation ConventionsRelated Comments Pddtechpubscomments@3com.comAbout This Guide About RouterEthernet access solution By extending SICs and MIMs, 3Com Router 3C13701System description of 3Com Router Router 5012 IndicatorsSystem Description 3C13751 SLOT1~3 READY/ACTIVELEDs of 3Com 5232 Router ReadyNvram 3Com Router 5642 Front view of 3Com Router Router 5642 Indicators3C13755 Router 5642 Indicators 3C13759 3Com Router 5682 Front view of 3Com RouterRouter 5682 Indicators Introducing the Router 5000 Family Router in a Rack Installing the Router on a WorkbenchInstalling Standard rack, as shown in FigurePower Cords Grounds and Cables Pgnd WirePower Cord AC Power Cord AC power supplyRecommended power outlet AC Power ConnectorAttributes of the console port Console Terminal Introduction to console portConsole cable Ethernet cable Router to LAN ConnectionIntroduction to the Ethernet interface Attributes of the Ethernet interfaceIntroduction to the AUX port Router to WANConnection AUX cableWAN Interface to Attributes of the synchronous/asynchronous serial interfaceAttributes of the synchronous/asynchronous serial interface Transmission rate and distance of V.24 RS232/V.35 cableDTE and DCE 24 RS232 DCE cable assembly DTE cable assembly35 DTE cable assembly 35 DCE cable assembly21 DTE cable assembly V24 DTE cable assembly 35 DCE cable assembly 120Ω balanced twisted pair cable E1 interface to DSU/CSU75Ω unbalanced coax cable E1 interface attributesE1 120Ω balanced twisted pair cable T1 interface to DSU/CSU T1interface attributesSetting the parameters for console terminal Setting up Configuration EnvironmentConnecting the router to a console terminal Startup RouterSetting the connection port in the local configuration Checking before power-on Powering on the routerChecking/operating after power-on Press Enter and the screen will display Fundamentals Router ConfigurationCharacteristics of the command line interface InterfaceCommand line interface Starting and Configuring the Router Troubleshooting of nothing being displayed on the terminal TroubleshootingPower System ConsoleTroubleshooting of repeated reboot SdramSoftware Upgrade ApplicationTroubleshooting Router manages three types of files Configuration fileIntroduction Application image file main softwareSoftware Maintenance underBoot Menu EnvironmentDefault names and types of the boot files =MAIN B=BACKUP S=SECURE Flag set successfully Upgrading Software through Xmodem Upgrading the application imageDownload completed Upgrading the entire Boot ROM image Upgrading the application image through Ethernet Router Software Maintenance Software Maintenance under v 3.11 Environment 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 WarrantyServices Purchase ExtendedSupport and Repair Contact UsTelephone Technical Country Telephone Number US and Canada Telephone Technical Support and Repair Appendix a Obtaining Support for Your 3COM Products

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