Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true? ()

Question

A.Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.

B.Router C will use ICMP to inform Router B that Host 2 cannot be reached.

C.Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached.

D.Router C will send a Destination Unreachable message type.

E.Router C will send a Router Selection message type.

F.Router C will send a Source Quench message type.

Answer 1

参考答案：A, D