User Guide for the SIP-T28P IP Phone 
90 
 Always forward on code/ off code is used to activate/deactivate the 
server-side always forward feature when the user enables/ disables 
always forward feature on the phone. 
 
b.)    If you select Busy Forward: 
1)    Press      or          , or the Switch soft key to select Enabled from the Busy 
Forward field.   
2)    Enter the destination number you want to forward incoming calls to when 
the phone is busy in the Forward to field. 
3)    (Optional.) Enter the busy forward on code and off code respectively in the 
On Code and Off Code field. 
Busy forward on code/ off code is used to activate/deactivate the 
server-side always forward feature when the user enables/ disables busy 
forward feature on the phone. 
 
c.)    If you select No Answer Forward: 
1)    Press      or          , or the Switch soft key to select Enabled from the No 
Answer Forward field. 
2)    Enter the destination number you want to forward unanswered incoming 
calls to in the Forward to field. 
3)    Press      or          , or the Switch soft key to select the ring time to wait 
before forwarding from the After Ring Time field. 
The default ring time is 12 seconds. 
4)    (Optional.) Enter the no answer forward on code and off code respectively 
in the On Code and Off Code field. 
No answer forward on code/ off code is used to activate/deactivate the