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Call Scenarios and Applications
Issue 7 March 1998
A-69
10. User Scenarios — ASAI-Requested
Digit Collection
This is a sample scenario for an incoming ISDN call that is routed via Adjunct
Routing to an external destination. The user has subscribed to receive 4-digit
DNIS numbers. As part of the route, the host requests collecting three digits from
the caller.
Host ECS
Offered Event
Route Select
Route End
Comment
(called=84154422800, user code=collect 3 digits)
Incoming ISDN call to VDN:
Route Request
(collected digits=2)
Connect Event
Drop Event
Entered Digits Event
(digits=4*#)
Trunk Seized Event
(connected=####)
1. Collect 1 digit
2. Adjunct route
3. Wait 4 sec
Routes to external number
with digit collection
Digits entered
Destination answers
Calling party drops
Call terminatesCall Ended Event