This feature allows a remote extension to stop receiving calls by turning on Do Not Disturb. All calls that are going to your remote extension number in the 600 range. To start receiving calls again turn off the Do Not Disturb feature.
To turn ON or OFF you first need to dial your main phone number to access the system. When you get the system dial-tone enter one of the following codes.
- Turn ON by dialing 9979, #
- Turn OFF by dialing 9978, #