Some Cisco Unity Unified Messaging users complain that they cannot make a TRaP connection
when attempting to play and record messages through their desktops. What is a possible cause of
this?

A.
A firewall separates these users from Cisco Unity.

B.
The Cisco Unity server does not have a sufficient number of Unified Messaging licenses.

C.
These users are not licensed for Unified Messaging.

D.
These users need to have their Exchange mailboxes modified to allow access.