Which three of the following are features of the Cisco Telepreaence Video Communication Server? (Choose three.)
A.
It offers full high-definition transcoding on every port.
B.
It provides on-demand ad conferences.
C.
It has support for auto-attendant, direct inward dialing, and TCS4 access.
D.
It has support for AES 128-bit encryption.
E.
It provides software-driven firewall functionality.
F.
It offers dustering of up to 12 Cisco Telepresence servers.
G.
It permits ISDM and IP endpoints to connect and communicate.