Event Reporting and U-Abort Capabilities
Issue 7 May 1998
3-15
Busy/Unavailable Event Report
The Busy/Unavailable Event Report is sent when the destination of a call is busy,
as follows:
■ When a call is delivered to an on-ECS station and the station is busy
(without coverage and call waiting)
■ When a call tries to terminate on an ACD split that is not vector-controlled,
and the destination ACD split’s queue is full, or when no agents are logged
in or all agents are in AUX mode, and the ACD split does not have
coverage
■ When a call encounters a busy vector command in vector processing
■ When a Direct-Agent call tries to terminate an on-ECS ACD agent and the
specified ACD agent’s split queue is full and the specified ACD agent does
not have coverage
■ When a call is trying to reach an off-ECS party and an ISDN DISConnect
message with a User Busy (CS0/17) cause is received from an ISDN-PRI
facility
■ When a call enters a split for which there are no logged-in agents (CS0/17)
■ When a trunk is maintenance or administration busy, or the administration
on two sides of the trunk is not the same (CS0/6)
■ When an adjunct is attempting to make a call using ARS and there are no
available trunks with appropriate bearer capability class (CS0/58)
The Busy/Unavailable Event Report is
not
sent under the following circumstances:
For a switch-classified call, when any of the above conditions occurs, the Third
Party Call Ended capability is sent to the adjunct to indicate that the call has been
terminated. The call is terminated because a connection could not be established
to the destination.