Which description is correct concerning the router operation when the command ip pim sparse-mode is used?
A. The (S,G) state exists in every router, regardless of the presence of an RPF interface.
B. When a port is pruned, the administrator must re-enable the port to support multicast traffic.
C. Flooding of traffic only occurs in the beginning stages of routing. Afterward, all necessary ports are pruned and multicast traffic is not sent across those interfaces.
D. Group members are joined to the shared tree by their local designated router.
Answer:D
Which description is correct concerning the router operation when the command ip pim sparse-mode is used?
A. The (S,G) state exists in every router, regardless of the presence of an RPF interface. B. When a port is pruned, the administrator must re-enable the port to support multicast traffic. C. Flooding of traffic only occurs in the beginning stages of routing. Afterward, all necessary ports are pruned and multicast traffic is not sent across those interfaces. D. Group members are joined to the shared tree by their local designated router.