Which two actions must be configured so that recording and playback from the IP phones works at all times, including peak traffic hours?

An engineer is integrating Unity Connection with Cisco UCM.

Which two actions must be configured so that recording and playback from the IP phones works at all times, including peak traffic hours? (Choose two.)
A . Increase the number of voice ports.
B. If it’s a Unity Connection Cluster, ensure that replication is fine and not in split-brain mode.
C. The phone system to which the phones are registered in Unity Connection has the Default Trap Switch check box enabled.
D. Add dedicated dial-out ports with the allow trap connections setting selected.
E. Ensure that you have set up SIP Digest Authentication on the SIP trunk security profile.

View Answer

Answer: A,C