Refer to the exhibit. Which two commands must the engineer configure for the company’s PIM-SM network to enable Auto-RP mappings to be sent over the FastEthernet0/0 interface, without affecting normal operation? (Choose two.)
A. enable auto-rp listener
B. enable sparse-mode
C. enable Auto-RP announcements
D. enable sparse-dense mode
E. enable dense mode
It should be C and D. Because the RP is not know on forehand dens-mode is needed, so the answer D. Routers the wish to become the RP send-rp-announce 224.0.1.39 massage. Routers the tell the reset of the network about the RPs send-rp-discovery message 224.0.1.40, so the answer C