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Sun Microsystems 3U User Manual

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Appendix C
Application Programmer’s Interface
95
FIGURE C-3
Message Flow for Normal Call Setup and Tear-Down
SetUp
USER
Q.93B
SWITCH
Q.93B
USER
SetUpAck
SetUp
Null (0)1
Null(0)
Call Initiated (1)
Call Present (6)
CallProceeding*
CallProceeding*
Outgoing Call
Incoming Call
Proceeding (9)
Connect
Connect
Connect Request
(8)
Active (10)
Active (10)
Release
Release_Complete
Release_Complete
Release Request
(11)
Null (0)
Null (0)
SetUp
SetUp
Connect
Connect
ConnectAck
ConnectAck
Release
Release
Release_Complete
Release_Complete
ConnectAck
CallProceeding*
Proceeding (3)
1
 XX(n): Q.2931 State Name (Q.2931 State Number)
*
 Optional