DND

How to enable DND feature?

1. Set via the web side.
   Go to Settings->Features->DND,and turn it on.
   
2. Check that the DND feature is enabled on the phone side. If enabled, there will show a DND icon on the phone screen.

How does DND realize the whitelist function?

• Log in to the web user interface, then go to Features->DND-> Authorized Numbers and set DND Authorized Numbers to fulfill the requirement.
  These numbers will not be DND when the DND feature is enabled.