Zte AT Z998 User Manual page 24

Adjusting Your Call Settings
Call Barring Settings
Call forwarding
Additional settings
16
(continued)
Forbid certain types of calls.
Forward your incoming calls to a different number.
You can choose when to forward: Always forward,
Forward when busy, Forward when unanswered,
or Forward when unreachable.
Caller ID: Choose whether people you call can see
your number.
Call waiting: See new incoming calls while you're on
another call.
Phone Calls