Yealink SIP VP-T49G User Manual page 199

(Optional.) Enter the always forward on code or off code respectively in the On
3)
Code or Off Code field.
b) If you tap Busy Forward:
Tap the On radio box in the Busy Forward field.
1)
Enter the destination number you want to forward incoming calls to when the
2)
phone is busy in the Forward To field.
(Optional.) Enter the busy forward on code or off code respectively in the On
3)
Code or Off Code field.
c) If you tap No Answer Forward:
Tap the On radio box in the No Answer Forward field.
1)
Enter the destination number you want to forward unanswered incoming calls to
2)
in the Forward To field.
Tap the After Ring Time field.
3)
Tap the desired ring time to wait before forwarding from the pull-down list.
4)
The default ring time is 12 seconds.
Basic Phone Features
199