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19-4 MAUUI
UUI. If treatment is not to be applied at this switch, the UUI is transported to
the originating PRI agent in the corresponding Q.931 DISConnect message.
The following diagram shows the PRI to PRI call clearing before alerting
without treatment applied.
Figure 19-1
PRI-PRI Call Clearing before Alerting when Treatment not Applied
The following scenario is similar to the first scenario except that treatment is
to be applied at this switch. The UUI from the received call clearing
message is copied into the Q.931 Progress message. The UUI is used to
establish the voice path and is transported to the originating PRI agent
before the treatment is applied.
297-2521-106 Standard 23.01 March 2001
MWC DMS-250
Q.931 Setup (UUI)
Q.931 Call Proceeding
Q.931 DISConnect (UUI)
Q.931 RELease
Q.931 RELease COMPlete
Q.931 Setup (UUI)
Q.931 Call Proceeding
Q.931 DISConnect (UUI)
Q.931 RELease
Q.931 RELease COMPlete
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