You are working with a university that delivers customized training to the K-12 schools in the state through a videoconferencing solution. The state has contracted with a local service provider for an MPLS-based IP WAN that connects all the universities and K-12 school systems in the state. The university needs now to provide a solution that will request a specified level of throughput from the IP WAN via RSVP. Which device should the university investigate for this purpose?

A.
IP-to-IP gateway

B.
MCU

C.
Cisco MCM

D.
EMP

E.
EMP3