Ericsson Dialog 3105MW - Data Privacy; Do Not Disturb, Dnd; Authority

Authority
Dialog 3105MW/3145/3145MW/314672
Authority
Data Privacy
Data Privacy allows you to make a call without any disturbances,
i.e. Intrusion. This function is automatically cancelled when the call
is finished.
Order
u Lift the handset
* 4 1 # z Press and dial the number
Do Not Disturb, DND
When you activate DND, calls to your extension are not indicated.
Outgoing calls can be made as usual.
* 2 7 # Dial to activate
Special dial tone.
or
# 2 7 # Dial to deactivate
d Replace the handset to finish activation/deactivation