BenQ M555C - Manual (Page 127)

111 Menus
Data : Diverts data calls.
Fax : Diverts fax calls.
Messages : Diverts SMS messages.
All except msgs : Diverts all calls except SMS messages.
In each of the above options you will also have to enter the
phone number to divert to.
Divert when busy
Incoming calls are sent to a designated number when your phone
is busy. Settings are the same as for
Divert all calls .
Divert on no answer
When an incoming call is not replied, it will be sent to a
designated phone number. Settings are the same as for
Divert all
calls .
Divert when not found
When your phone is off or located outside the network service
area, incoming calls will be sent to a designated number. Settings
are the same as for
Divert all calls .
Cancel all
Cancels all Call Divert settings.