軟件認(rèn)證工程師考試章節(jié)練習(xí)(2019.02.04)

Refer to the exhibit.

The Cisco UCS domain is operating in switching mode. A network administrator notices that no traffic is traversing the uplinks on Fabric Interconnect B （Path C）. 
 
Which actions might be used to change this behavior？（）

Refer to the exhibit. You have completed an OSPF implementation, and you are verifying OSPF operation. You notice that router A and router B are stuck in the two - way state. From the show ip ospf interface command output, what is the cause of this issue?（）

The Company security administrator wants to prevent VLAN hopping on the network. 
What is one  method that can be used to do this？  （）