BenQ Z2 - Manual (Page 131)

Menus 115
Call Divert
Requires the support of the network operator.
Forward All
Forwards all incoming calls to a designated phone number or
your voicemail box. You need to enter a phone number to
which to forward incoming calls.
When the Forward All mode is activated, will appear
in the idle screen's status bar.
When Busy
Diverts incoming calls when you are in the middle of another
call.
No Reply
Diverts incoming calls when you do not answer.
Not Reachable
Diverts incoming calls when your phone is turned off or
outside network coverage.
Cancel All
Cancels all Call Divert functions.