22.0723GPPCall Deflection (CD) service descriptionStage 1TS
served subscriber: The mobile subscriber to whom the CD supplementary service is provided.
subscriber A: The calling subscriber in a call which is subject to diversion. The subscriber A may be a subscriber of any network.
deflected-to subscriber: A subscriber to whom the call is redirected as a result of the CD supplementary service. The deflected-to subscriber may be a subscriber of any network.
(call) forwarding: A general term applied to any functionality whereby a call is redirected automatically by the network to another user. The forms of forwarding are: unconditional, busy, no reply and not reachable.
diversion: A general term which includes all forms of call forwarding and call deflection whereby calls are redirected by the user instead of being answered.
For the purposes of this TS the following abbreviations apply, in addition, abbreviations used in this TS are listed in TR 21.905 .
CD Call Deflection