Which three statements correctly describe IP multicast configuration? (Choose three.)
A. PIM sparse mode interfaces are always added to the multicast routing table in a router.
B. PIM sparse mode and PIM sparse-dense mode require an RP on the network.
C. PIM dense mode interfaces are always added to the multicast routing table in a router.
D. PIM sparse-dense mode acts as PIM dense mode if an RP is not known.
Answer:B
Which three statements correctly describe IP multicast configuration? (Choose three.)
A. PIM sparse mode interfaces are always added to the multicast routing table in a router. B. PIM sparse mode and PIM sparse-dense mode require an RP on the network. C. PIM dense mode interfaces are always added to the multicast routing table in a router. D. PIM sparse-dense mode acts as PIM dense mode if an RP is not known.