1. When the handset LCD screen prompts Unregistered!, long press  on the base station till the registration LED flashes.
2. Press the Reg soft key on the handset to register quickly.

The following shows the LED status after the DM/Base connects to the power and network:

Registering Base Station via Web User Interface:

1. Access the web user interface of the DM.
2. Go to BaseStation -> BaseStationRegistration.
3. Click Add Base Station.

Registering Handsets via NFON Admin Portal:

1. Go to Elements -> Devices.
2. Select Your DM.
3. Click Add Handset.
4. Enter IPUI and save (find IPUI and packaging or handset menu).
5. Press Reg or Register on handset.

1. Press paging key for about 1 minute.
2. Power off your DM/Base and restart.

1. Go to OK -> Settings -> System Settings -> Handset Reset.
2. The phone prompts you whether to reset the handset.
3. Confirm the action.