Checking Do Not Disturb status
Do Not Disturb (DND) is a function that, when activated, will cause incoming calls to be rejected, which means your phone will not ring and you are not able to take calls.
The business portal allows you to activate and deactivate Do Not Disturb on a system-wide or per-handset basis, details for the configuration of this functionality via the business portal can be found in the following guides:
On most handsets, users also have the opportunity to enable and disable Do Not Disturb functionality via either a physical button or a soft button.
For information on how to configure Do Not Disturb on your specific device, or to find out how to identify if it is currently activated on the device, please refer to the manufacturer's guides.
The following article details where manufacturer's guides can be located: