Yealink SIP-T48G User Manual page 166

User Guide for the SIP-T48G IP Phone
If you activate DND for all accounts, all line icons will change to
appear on the status bar.
When DND and busy forward are activated for a specific account, calls from the specific account
Note
will be sent to the configured destination number. For more information on busy forward, refer
to Call Forward
You can receive incoming calls from authorized numbers when DND is activated.
To configure the DND authorized numbers via web user interface:
Click on Features->Forward&DND.
1.
Select Enabled from the pull-down list of DND Emergency.
2.
Enter the numbers in the DND Authorized Numbers field.
3.
For multiple numbers, enter a comma between every two numbers.
Click Confirm to accept the change.
4.
152
on page 153.
and the icon will