TechTip: Reset Cisco Catalyst 2900/3500/3550/XL to factory defaults

1. Unplug the switch.
2. While holding the Mode button on the left side of front panel , reconnect power.
3. When the LED above Port 1x goes out, release the Mode button.
4. Issue the flash_init command:
switch: flash_init
Initializing flash...

5. Issue the load_helper command:
switch: load_helper
switch:
6. Rename the configuration file:
switch: rename flash:config.text flash:config.old
7. Boot the switch using the boot command:
switch: boot
Loading "flash:c3550-i9q3l2-mz...EA1c.bin"...########

Would you like to enter the initial configuration dialog? [yes/no]
8. Select "yes" when you are ready to configure the switch or "no" to start without configuration wizard. You're done.
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1 comment:

  1. Anonymous4/11/2011 06:44:00 PM

    Thanks to the poster, it was clear and prompt guidance of my question "how to reset Catalyst 2900 series XL Switch"
    Many thanks

    ReplyDelete