Reset Modem
Use the Reset button, on the back of the Telephony Gateway, to reset the modem and perform initialization as if you power cycled the unit. Your may need to reset the Telephony Gateway if you are having problems connecting to the Internet. Using this button will be rare.
Use a pointed non-metallic object to press this button. The photo above shows the location of the Reset button. The Reset button is recessed to prevent accidental resets.
To reset the Router to Factory Defaults
To reset the router to factory defaults, press and hold the Reset button on the back of the Telephony Gateway fro more than fifteen seconds. This restores the wireless setup configuration and router configuration parameters to the factory defaults. You may need to do this if a misconfiguration has locked out all access.
Warning!!!
This will put the modem back to its default settings. Any settings that you have setup will be lost and will have to be re-entered