Call signalling
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For incoming and outbound calls, this option displays the names of saved contacts that are suitable for the phone number.
Call waiting
Indicates an incoming call during a call.
Audible indication
This acoustic signal indicates that there is an incoming call during a call.
If this option is disabled, incoming calls are only signalled by a change in the display content during a call.
Do not disturb
Rejects calls to the phone.
Call Completion
The callback is triggered automatically by the PBX.
*Further help under Call Completion