The Acme Wakeboards Company is planning to install an IP videoconferencing system. One vendor needs to participate in weekly videoconferences using a H.320 video endpoint at a rate of less than or equal to 512 kbps. All other conference participants are internal staff. Which product should the company install to allow the remote vendor to join into the weekly conference?

A.
Cisco IPVC 3511 Multipoint Control Unit

B.
Cisco IPVC 3521 BRI Videoconferencing Gateway

C.
Cisco IPVC 3526 PRI Videoconferencing Gateway

D.
Cisco IPVC 3540 Series Videoconferencing System

E.
Cisco IPVC 3544 Chassis