When the user is in call screen (during a call), he can press Right/Left arrow key to toggle between screens
and choose which VPK to use.
Figure 52: toggle between screens in call screen
Notes :
• If a call is parked via VPK call park, the display on the VPK will change between CID of the active
call and the parking number.
• When changing the VPK information that requires subscription, the phone will perform unsubscribe
first, then perform a new subscription. This way server will know that previous subscription has
been void.
Predictive Dialing
Search in Call History
Functionality
If the user dials digits matching some call history entries, a list of entries should be displayed with
corresponding names.