What must be enabled on the interface of a multicast-enabled device to support the Source Specific Multicast feature?
A. IGMP version 3
B. IGMP version 2
C. IGMP version 1
D. PIM
Answer:A
What must be enabled on the interface of a multicast-enabled device to support the Source Specific Multicast feature?
A. IGMP version 3 B. IGMP version 2 C. IGMP version 1 D. PIM
Explanation: IGMP is the Internet Engineering Task Force (IETF) standards track protocol used for hosts to signal multicast group