Which statement about multicast RPs is true?
A) RPs are required only when using protocol independent multicast dense mode.
B) RPs are required for protocol independent multicast sparse mode and dense mode.
C) By default, the RP is needed periodically to maintain sessions with sources and receivers.
D) By default, the RP is needed only to start new sessions with sources and receivers.

Question

Quizplus · Accepted Answer

In Protocol Independent Multicast Sparse Mode (PIM-SM), the RP is needed initially to start new multicast sessions, but once the shortest path tree is established, the RP is no longer needed for maintaining the session.

Which Statement About Multicast RPs Is True