Which two of these are characteristics of multicast music on hold? (Choose two.)
A.
separate audio stream for each connection
B.
support for all codecs that are also supported by Cisco Unified Communications Manager servers
C.
conservation of system resources and bandwidth
D.
point-to-multipoint, two-way audio stream
E.
the requirement that there always be a dedicated MOH server
F.
multiple audio streams that require multiple multicast IP addresses