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Cisco交换机口令的恢复(Catalyst 2900-XL and 3500-XL)
http://www.21tx.com 2005年11月11日

  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


  

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