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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 Ext. 201)
3-28
Features
3
PBX
PBX
(on hold)
PBX
(on hold)
Ext. 201
(ringing)
PBX
(on hold)
Ext. 201
(answers)
PBX
Ext. 201
(talking to Outside
Caller)
Features and Services
Outside Caller
dials Ext. 201
VPS flashes, dials
Ext. 201
PBX sends
Ringback Code "1"
PBX sends
Answer Code "5"
VPS tells Ext. 201
"You have a call"
and disconnects
VPS
VPS
VPS
VPS
VPS
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