ISDN Software Reference for Linux and Windows
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Figure 8 shows the invocation of TBCT with notification where one call isanswered and the other call is alerting.
Controller Network UserA UserB
FACILITY
(Invoke)
UserA and B connected
FACILITY
(Returnreult:
Invoke:Transfers:
activetransfers.
availabletransfers:
Invoke:Set Call Tab)
DISCONNECT
(CR= call #1)
RELEASE
RELEASE
COMPLETE
RELEASE
RELEASE
COMPLETE
NOTIFY
(Notification:
TransferredCall
Clearing:
CallTag:
Notification:
Transfers:
activetransfers,
availabletransfers)
NOTIFY
(calltransfer active)
NOTIFY
(calltransfer active)
Calltransferred
.
.
.
TransferredCall Cleared
DISCONNECT
CONNECT
UserA and B connected end-to-end
NOTIFY
(calltransfer active)
Figure 8. TBCT Invocation with Notification(Call 1 Answered/Call 2 Alerting)