Reset 8800 Series VoIP Phone

1. From the phone itself, press Applications > Admin Settings > Status > Status Messages .
   
2. Look for TFTP Error or Trust List Update Failed.
3. From the phone's internal web page, view Status Messages and confirm the same.

No issues have been experienced as of this time.

1. Press Applications (Gear)
2. Press Admin Settings
3. Press Reset Settings
4. Press Security Settings
5. Press the Reset softkey to confirm

1. Unplug the telephone from the network so that it powers down, or shutdown the network port.
2. Hold the # key on the phone, while plugging it back in or turning the port back on.
3. Wait for the Headset Mute and Speaker lights to turn on, then off. You'll see the Headset and Speaker lights come back on.
4. Key enter 123456789*0# .
5. When you press 1 you should see the Speaker light turn off.
6. When the sequence completes, the Mute light will turn back on, and the phone will boot as default.
7. If you're still having issues with the device, proceed with further troubleshooting.

If the phone boots and the menu is usable, you can erase the configurations from the keypad:

1. Press the Applications Gear button.
2. Press Admin Settings
3. Press Reset Settings
4. Press All Settings
5. Press Reset to confirm. The phone will reboot back in out-of-the-box mode.

If you're still having issues with the device, proceed with further troubleshooting.