What effect does the ‘Prefix for MCU Registrations’ have on Cisco TelePresence MCU
registration?

A.
The prefix is placed in front of all E.164 aliases.

B.
The prefix replaces the domain if the prefix is dialed.

C.
The prefix is placed in front of all SIP URIs.

D.
Anything that is dialed with the prefix will be routed to the Cisco TelePresence MCU.