A customer has deployed a Cisco IPVC 3511 MCU E. Which three features will be available? (Choose three.)

A.
Connection to H.320 systems using up to four BRIs

B.
Conection to H.320 Systems using up to two PRIs

C.
Audio Transcoding

D.
Conferencing up to 15 voice-activated sessions

E.
Conference up to 15 continuous presence sessions