Which four features are provided by the TelPresence Multipoint Switch? (Choose four)

A.
provides Cisco TelePresence conferences formore than twoparties

B.
with the Cisco Unified Videoconferencing 3500SeriesMCU, providesinteroperabilitywith legacy

C.
provides the audio bridge for voice-only calls

D.
provides dial-out conferences.

E.
provides a static conferencenumber

F.
provides a video-conference bridge for backup services