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An administrator executes the debug isdn q931 command while debugging a failed call. After a test call is placed, the lo

Posted: Fri Jul 22, 2022 7:05 pm
by answerhappygod
An administrator executes the debug isdn q931 command while debugging a failed call. After a test call is placed, the logs return a disconnect cause code of 1.
What is the cause of this problem?

A. The dialed number is not assigned to an endpoint.
B. The destination number rejects the call.
C. The destination number is busy.
D. The media resource is unavailable.