2960 - Password Reset - Mike's PBX Cookbook

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Cisco Mike's PBX Cookbook 2960 - Password Reset

Procedure to reset a Cisco 2960 (or 2950) password without losing the switch configuration.

Connect the blue console cable, and open a TTY session: 9600,8,n,1. - Hitting return should give a prompt, confirming the connection.

Press and hold the front panel MODE button, and power-up the switch. - After a few seconds, the following should display. Release the MODE button. The system has been interrupted prior to initializing the flash filesystem. The following commands will initialize the flash filesystem, and finish loading the operating system software: flash_init load_helper boot

At the prompt, enter the following command: switch: flash_init Initializing Flash...

List the files in the flash directory: switch: dir flash: Directory of flash:/ 2 -rwx 5 <date> private-config.text 4 -rwx 5048591 <date> c2960-lanbasek9-mz.122-25.SED.bin 5 drwx 192 <date> c2960-lanbase-mz.122-25.SEE2 620 -rwx 2061 <date> config.text 19752960 bytes available (12761088 bytes used)

Rename the flash file config.text to config.text.old, and re-boot: switch: rename flash:config.text flash:config.text.old switch: boot Loading "flash:c2960-lanbasek9-mz.122-25.SED.bin"...@@@@@@@@@@@@@@@@@@@@@@@@@@@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

When the switch reboots, it will launch the 'System Configuration Dialog', enter n to exit! Rename the old configuration file back to config.text, and copy it into memory. Switch>en Switch#rename flash:config.text.old flash:config.text Switch#copy flash:config.text system:running-config

With the old configuration restored, we can now change the password, and save. Switch#config t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)#enable secret newpassword Switch(config)#end Switch#wr mem