电脑技术学习

Cisco交换机口令的恢复(Catalyst2900-XLand3500-XL)

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  Contents
  Description
  Step-by-Step Procedure
  Related Information
  
  Description
  This document describes the passWord recovery procedure for the Cisco Catalyst 2900-XL and the Cisco Catalyst 3500-XL.
  
  Step-by-Step Procedure
  Attach a terminal or PC with terminal emulation to the console port of the switch. Use the following terminal settings:
  9600 baud rate
  No parity
  8 data bits
  No stop bit
  
  Unplug the power cable.
  Hold down the mode button while reconnecting the power cord to the switch. You can release the mode button a second or two after the LED above port 1x is no longer illuminated.
  The following instrUCtions appear:
  
  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
  
  Type flash_init.
  Type load_helper.
  Type dir flash:.
  The switch file system is displayed:
  
  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)
  
  Type rename flash:config.text flash:config.old to rename the configuration file.
  This file contains the password definition.
  
  Type boot to boot the system.
  Enter N at the prompt to start the Setup program, Continue with the configuration dialog? [yes/no] : N
  At the switch prompt type en to turn on enable mode.
  Type rename flash:config.old flash:config.text to rename the configuration file with its original name.
  Copy the configuration file into memory.
  Switch# copy flash:config.text system:running-config
  Source filename [config.text]? (press Return)
  Destination filename [running-config]? (press Return)  
  
  The configuration file is now reloaded.
  
  Change the password.
  switch#config terminal
  switch(config)#enable password Cisco
  
  Write the running configuration to the configuration file.
  switch(config)#write mem