Restoring Factory Defaults
The configuration of the Cisco Wireless IP Phone 8821 and 8821-EX can be reset to factory defaults by selecting Applications
> Admin settings > Reset settings > All settings.
A confirmation screen will appear where Reset must be selected to proceed with the factory data reset.
If the Cisco Wireless IP Phone 8821 or 8821-EX is not able to boot properly, a factory reset can also be initiated via the
following procedure:
•
Turn the phone off by pressing the red button.
•
Press and hold the # key, then power on the phone.
•
Keep the # key held until the LED changes colors.
•
Once the LED changes colors, release the # key.
•
Then press 1 2 3 4 5 6 7 8 9 * 0 #.
•
The Cisco Wireless IP Phone 8821 or 8821-EX will then continue the normal boot process and have the factory settings
restored.
Cisco Wireless IP Phone 8821 and 8821-EX Wireless LAN Deployment Guide
193