Call Forward; To Activate Dnd In Custom Mode For All Accounts; To Configure The Dnd Authorized Numbers Via Web User Interface - Yealink SIP-T21 E2 User Manual

User Guide for the SIP-T21(P) E2 IP Phone
Incoming calls on the specific line will be rejected automatically, and the LCD
screen will prompt "n New Missed Call(s)" ("n" indicates the number of missed calls).
Note When DND and busy forward are both enabled for a specific account, calls to the
specific account will be sent to the configured destination number. For more information
on call 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 accounts registered on the phone.
2. Press the All On soft key to activate DND for all accounts.
3. Press the Save soft key to accept the change.
The icon appears on the status bar and all line icons change to
Incoming calls will be rejected automatically, and the LCD screen will prompt "n
New Missed Call(s)" ("n" indicates the number of missed calls).

To configure the DND authorized numbers via web user interface:

1. Click on Features->Forward & DND.
2. Select Enabled from the pull-down list of DND Emergency.
3. Enter the numbers in the DND Authorized Numbers field.
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Call Forward

on page 85.
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