Lucent Technologies Definity Enterprise Communications Server 555-230-220 Manuel D’Utilisation
Call Scenarios and Applications
A-16
Issue 7 March 1998
Screen Transfer — Station Monitoring
A user at monitored station A performs a screened transfer operation from the
data terminal. The adjunct processor, using Third Party Call Control requests,
places the first call on hold (Third Party Selective Hold) and initiates a call to
user C (Third Party Auto Dial). After users A and C talk, user A uses the data
terminal to signal the adjunct processor to complete the transfer of the held call to
user C.
data terminal. The adjunct processor, using Third Party Call Control requests,
places the first call on hold (Third Party Selective Hold) and initiates a call to
user C (Third Party Auto Dial). After users A and C talk, user A uses the data
terminal to signal the adjunct processor to complete the transfer of the held call to
user C.
Call Initiated Event Report (A)
3rd Party Auto Dial (dest=C)
3rd Party Selective Hold (A)
3rd Party Selective Hold-ACK
Call placed
on hold
Agent and customer
talk
Users A and C
talk
User receives
dial tone
3rd Party Merge
(transfer)
3rd Party Merge-ACK
(from=A, to=C, other=B)
User requests
screened transfer
to C
User completes
transfer
3rd Party Domain Control
(domain=A)
Control granted
3rd Party Domain Control-ACK
User logins to
application
Customer
Phone
B
User
Phone
A
Connected Event Report (A)
Customer information
delivered to data
screen
Alerting Event Report (A)
User connects
User
Phone
C
User and customer
talk
Caller information
delivered to data
screen
Call alerting
Alerting Event Report (C)
Connected Event Report (C)
User Answers
Call alerts
phone
Switch
Adjunct
Processor
User
Terminal
C
User
Terminal
A