The Grandstream Series DP7xx there are two different methods for using the Do Not Disturb (DND) functionality. If you find that you are not receiving incoming calls and notice a DND symbol on the phones screen, follow the instructions below to turn off DND
- Make sure the base and handset are running 1.0.11.4 or higher.
- Preferences > Mute as DND = Enabled
- Call Features > Do Not Disturb = Disabled
- Press Mute button to enable and disable DND (top left red circle - DND = on)
