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AR Router Troubleshooting Guide

This Product Documentation provides guidance for maintaining AR Enterprise Router, covering common information collection and fault diagnostic commands, typical fault troubleshooting guide, and troubleshooting.
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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Recovering the BootROM Password

Recovering the BootROM Password

BootROM provides the configuration restoration and software upgrade functions to ensure device security and implement basic device maintenance. The BootROM password is vital to device security; therefore you must keep it safely. If you forget the BootROM password, set a new password after you log in to the device by recovering the default password.

Connect a PC to the device with a serial cable and perform the following operations:

NOTE:

This method is not supported in V200R001C00, V200R001C01, and V200R002C00.

  1. Recover the default password and restart the device.

    <Huawei> system-view
    [Huawei] diagnose
    [Huawei-diagnose] restore boot-password
    Info: Restore boot password success!
    [Huawei-diagnose] return
    <Huawei> reboot
    Info: The system is comparing the configuration, please wait. 
    Warning: All the configuration will be saved to the next startup configuration. 
    Continue ? [y/n]:y 
      It will take several minutes to save configuration file, please wait..........
      Configuration file had been saved successfully 
      Note: The configuration file will take effect after being activated 
    System will reboot! Continue ? [y/n]:y 
    Info: system is rebooting ,please wait...
    
  2. Change the password in BootROM.

    Restart the device. When the message "Press Ctrl+B to break auto startup ..." is displayed, press Ctrl+B and enter the password to display the BootROM main menu.

    NOTE:

    V200R003C01 or earlier, the default password is huawei. V200R005C00 or later, the default password is Admin@huawei.

            Main Menu
    
        1. Default Startup
        2. Serial Menu
        3. Network Menu
        4. Startup Select
        5. File Manager
        6. Reboot
        7. Password Manager
    
    Enter your choice(1-7):7
            PassWord Menu
    
        1. Modify the menu password
        2. Clear the console login password
        0. Return
    
    Enter your choice(0-2):1
    Modify password. Press Ctrl+c to break.
    Enter Old Password:******                      //Enter the original BootRom password, which is huawei by default.
    Input new password:******                      //Enter a new BootRom password.
    Input new password again:******                //Enter the new BootRom password again.
    Are you sure to change password? [y/n]:y
    Save new password Success.
    
            PassWord Menu
    
        1. Modify the menu password
        2. Clear the console login password
        0. Return
    
    Enter your choice(0-2):0
            Main Menu
    
        1. Default Startup
        2. Serial Menu
        3. Network Menu
        4. Startup Select
        5. File Manager
        6. Reboot
        7. Password Manager
    
    Enter your choice(1-7):1
    
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Updated: 2019-05-10

Document ID: EDOC1000079719

Views: 453942

Downloads: 4314

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