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I
[Example of Inband Integration]
Outside Caller
(listening to A.A.)
Outside Caller
Outside Caller
Outside Caller
Outside Caller
(talking to Extn. 101)
3-28
Features
3
PBX
PBX
(on hold)
PBX
(on hold)
Extn. 101
(ringing)
PBX
(on hold)
Extn. 101
(answers)
PBX
Extn. 101
(talking to Outside
Caller)
Features and Services
Outside Caller
dials Extn. 101
VPS flashes, dials
Extn. 101
PBX sends
Ringback Code "1"
PBX sends
Answer Code "5"
VPS tells Extn. 101
"You have a call"
and disconnects
VPS
VPS
VPS
VPS
VPS
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