What feature is required to stop multicast traffic from being broadcasted on the access layer switches?

Multicast has been configured and enabled within an Enterprise network. PIM spare-mode has been enabled on all VLANs.

What feature is required to stop multicast traffic from being broadcasted on the access layer switches?
A . Multicast boundary filter
B . PIM Dense-Mode
C . IGMP snooping
D . Dynamic ARP inspection

View Answer

Answer: C

Explanation:

"Cisco Group Management Protocol (CGMP), Router Group Management Protocol (RGMP), and IGMP snooping efficiently constrain IP multicast in a Layer 2 switching environment"