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Virginise the box


How to erase all the configs on the WLC and start all over again with the factory default configs: 


Power cycle the device

During the boot process press <ESC> when prompted: 

WLCNG Boot Loader Version 1.0.16 (Built on Feb 28 2011 at 13:14:54 by cisco)
Board Revision 0.0 (SN: PSZ164206R5, Type: AIR-CT2504-K9) (P)

Verifying boot loader integrity... OK.

OCTEON CN5230C-SCP pass 2.0, Core clock: 750 MHz, DDR clock: 330 MHz (660 Mhz data rate)
CPU Cores:  4
DRAM:  1024 MB
Flash: 32 MB
Clearing DRAM........ done
Network: octeth0', octeth1, octeth2, octeth3
  ' - Active interface
  E - Environment MAC address override
CF Bus 0 (IDE): OK
IDE device 0:
 - Model: 1GB CompactFlash Card Firm: CF B612J Ser#: A191105498A10j6CI4eq
 - Type: Hard Disk
 - Capacity: 977.4 MB = 0.9 GB (2001888 x 512)

Press <ESC> now to access the Boot Menu...

After you press the escape key, you will get prompted with the following message.  Select "4" to clear the current running configuration.  

 Boot Loader Menu

 1. Run primary image ( - Active
 2. Run backup image (
 3. Change active boot image
 4. Clear configuration
 5. Format FLASH Drive
 6. Manually update images

Enter selection: 4

Afterword, you will be promoted to enter in a new user/pass.