A.PIM SM uses shared trees.

B.PIM SM mode, by default, always forwards multicast traffic on shared tree.

C.The PIM DM flood and prune process is repeated every five minutes.

D.In Bidir-PIM, sources register to RP as in PM SM.

A.enters the TACACS+ username for a specific IP address

B.enters the RADIUS username for a specific IP address

C.writes the username for a specific IP address into a light database

D.reads the username for a specific IP address from a light database

A.EIGRP metrics are based on a combination of bandwidth and packet loss, and OSPF metrics are based on interface bandwidth.

B.The EIGRP administrative distance for external routes is 170, and the OSPF administrative distance for external routes is 110

C.EIGRP uses the Dijkstra algorithm, and OSPF uses The DUAL algorithm

D.The EIGRP administrative distance for external routes is 170, and the OSPF administrative distance for external routes is undefined

A.

B.

C.

D.