Which two of these are characteristics of multicast music on hold? (Choose two.)

A.
point-to-multipoint, two-way audio stream

B.
separate audio stream for each connection

C.
multiple audio streams that require multiple multicast IP addresses

D.
support for all codecs that are also supported by Cisco Unified Communications Manager servers

E.
conservation of system resources and bandwidth

F.
the requirement that there always be a dedicated MOH server

Explanation: