【技术分享】华为交换机console密码忘记了怎么办

如果忘记了华为交换机console的密码可采取如下操作恢复：

1、重启交换机在出现Press Ctrl+B to Enter Boot Menu...时按下Ctrl+B 进入Bootrom菜单，键入密码7800；

2，进入Bootrom主菜单，如下

            MAIN  MENU

    1. Boot with default mode

    2. Boot from Flash

    3. Boot from CFCard

    4. Enter serial submenu

    5. Enter ethernet submenu

    6. Modify Flash description area

    7. Modify bootrom password

    8. Reboot

3、按下Ctrl+Z进入隐含菜单，如下：

            HIDDEN MENU

     1. Enter debugging environment

     2. Erase Flash                  3. List files in Flash

     4. Delete file from Flash       5. Format Flash

     6. List files in CFCard         7. Delete file from CFCard

     8. Rename file in CFCard        9. Fdisk CFCard

    10. Format CFCard               11. Chkdsk CFCard

    12. Upgrade small bootrom from ethernet

    13. Upgrade main bootrom from ethernet

    14. Modify ethernet interface parameter

    15. Upgrade CPLD logic from booting file

    16. Upgrade CPLD logic from flash

    17. Upgrade FPGA logic from booting file

    18. Upgrade FPGA logic from flash

    19. Restore the default Flags

    20. Disable auto-booting with default mode

    21. Disable Bootrom Password    22. Enable auto upgrade small bootrom

    23. Disable auto upgrade main bootrom

    24. Disable auto upgrade Cpld

    25. Return to main menu

   Enter your choice(1-25):

4、选择8-Rename file in CFCard，把9300默认配置文件vrpcfg.zip改为其他名称，例如为vrptest；

5、重启后进入较交换机，此时交换机为出厂的默认配置；

6、把改名后的文件vrptest解压缩为vrpcfg.bat

unzip vrptest vrpcfg.bat

7、执行execute命令，把原有的配置调用出来，在此基础上可把console的密码去掉。

sys                                                                   

Enter system view, return user view with Ctrl+Z.                               

[Quidway]exec                                                                  

[Quidway]execute vrpcfg.bat 

[Quidway]user-inter console 0                                                  

[Quidway-ui-console0]undo auth

8、保存配置为vrpcfg.zip   

save                                           

The current configuration will be written to the device. Continue? [Y/N]:y     

Info: Please input the file name(*.cfg,*.zip)[vrpcfg.zip]:                     

Jun 25 2010 11:41:59 Quidway %%01CFM/4/SAVE(l): The user chose Y when deciding w

hether to save the configuration to the device.    vrpcfg.zip    -----这里要输入正确的9300默认配置文件名称 vrpcfg.zip 

9、重启交换机后，console密码被删除，同时原有的业务配置不丢失。