louyaoluan 发表于 2018-7-12 09:49:15

cisco3750-12G交换机密码恢复方法

1、给交换机断电  2、用计算机超级终端登陆:9600-8-n-1 无流控制  
  3、按住交换机前面板的“mode”突起按钮,然后给设备供电,当千兆口1上面的灯不亮后,松掉“mode”突起按钮
  4、这时计算机超级终端上显示:
  The system has been interrupted prior to initializing the flash file system.
  The following commands will initialize the flash file system, and finish loading
  the operating system software:
  flash_init
  load_helper
  boot
  5、flash_init 敲入
  6、load_helper 敲入
  7. 输入dir flash:
  这时显示:
  Directory of flash:
  2 -rwx 843947 Mar 01 1993 00:02:18 C2900XL-h-mz-112.8-SA
  4 drwx 3776 Mar 01 1993 01:23:24 html
  66 -rwx 130 Jan 01 1970 00:01:19 env_vars
  68 -rwx 1296 Mar 01 1993 06:55:51 config.text
  1728000 bytes total (456704 bytes free)
  8、输入rename flash:config.text flash:config.old
  9、敲入boot,重启动交换机
  10、交换机启动完后显示:Continue with the configuration dialog? :
  输入N
  11、输入enable
  12、进入enable模式后,输入rename flash:config.old flash:config.text
  13、接着按以下步骤操作:以下命令不要简写
  Switch# copy flash:config.text system:running-config
  Source filename ? (press Return)
  Destination filename ? (press Return)
  14 。接着按以下步骤操作:
  switch#configure t
  switch(config)#no ena secret (去掉超级管理密码)
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