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