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Question 131 - 300-815 discussion
Refer to the exhibit.
A collaboration engineer is troubleshooting an issue where external callers cannot leave voicemail messages. Also, internal users report hearing the reorder tone (fast busy) when they attempt to retrieve voicemail messages from their Cisco IP phones. Which action resolves the issue?
A.
Ensure that Cisco UCM can resolve the destination address via DNS.
B.
Start the Cisco Call Manager service at the destination.
C.
Ensure that the SIP Trunk Security Profile is configured to use UDP for transport.
D.
Verify that the correct port numbers are used for the SIP trunk.
Your answer:
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