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2900XL,3500XL,2950,3550密碼恢復(fù)

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Step-by-Step
1.
9600 baud rate
No parity
8 data bits
1 stop bit
No flow control
2.Unplug the power cable.
3.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
4. Type flash_init.
5.
Type load_helper.
6.Type dir flash:.
!--- Make sure to type a colon ":" after the 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)
7.Type rename flash:config.text flash:config.old to rename the configuration file.
8. Type boot to boot the system.
9. Enter N at the prompt to start the Setup program, Continue with the configuration dialog? [yes/no] : N
10. At the switch prompt type en to turn on enable mode.
11. Type rename flash:config.old flash:config.text to rename the configuration file with its original name.
12.
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.
13.Change the passWord:
switch#configure terminal
switch(config)#no enable secret
!-- This step is necessary if the switch had an enable secret password[/switch(config)#enable password Cisco[/B]
switch#(config)#^Z
!--Control/Z
14.
Write the running configuration to the configuration file:
switch#write memory

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