What is the importance of defining option 150 in the DHCP server for Cisco TelePresence endpoints?
A. Option 150 is not important.
B. It is the TFTP server IPv4 address where the video endpoint retrieves its configuration file while booting.
C. It is the IPv4 address of the default gateway for the subnet that the video endpoint is connected to.
D. It is the configured SIP registrar and proxy server.
E. It is the unique NTP server IPv4 address.
