Which two statements regarding Auto RP operations and implementations are correct? (Choose
two.)
A.
Candidate RPs send RP announcements to the 224.0.1.39 multicast group, and the mapping
agents send RP discovery messages to the 224.0.1.40 multicast group
B.
Every PIM-SM router must be configured with the RP mapping agent IP address
C.
Candidate RPs learn the IP address of the mapping agents via periodic RP discovery
messages
D.
Administrative scoping can be configured to limit the scope of the RP announcements
E.
A Reverse Path Forwarding check is done on the RP discovery messages
F.
RP discovery messages are flooded hop by hop throughout the network as multicast to the all
PIM routers multicast group with a TTL of 1
Auto-RP can be configured to support administratively scoped zones, unlike the BSR mechanism. Administratively scoped zones can be important when trying to prevent high-rate group traffic from leaving a campus and consuming too much bandwidth on the WAN links.