If an auto attendant has a numeric ID of 543 and the Cisco TelePresence MCU has a prefix of 62 and a domain of cisco.demo, which two of these will be registered on the Cisco TelePresence VCS, assuming that SIP and H.323 registration have been selected? (Choose two.)
A. 62543
B. [email protected]
C. 543
D. [email protected]
E. [email protected]