Yealink SIP-T23P User Manual page 89

The LCD screen displays a list of the accounts on the phone.
2. Press
3. Press
4. Press the Save soft key to accept the change.
The icon appears on the idle screen and the associated line icon changes
to .
Incoming calls on this line will be rejected automatically and "n New Missed Call(s)"
("n" indicates the number of missed calls) will prompt on the LCD screen.
Note
When DND and busy forward are enabled for a specific account, calls from the specific
account will be sent to the configured destination number. For more information on busy
forward, refer to
To activate DND in custom mode for all accounts:
1. Press the DND soft key when the phone is idle.
The LCD screen displays a list of the accounts on the phone.
or to select the desired account,then press the Enter soft key.
or soft key to select Enable in DND Enables field.
Call Forward on page 81.
Basic Call Features
79