cisco的ccna题的拷贝（2）
A.Configure the priority value of the Fa0/0 interface of RouterB to a higher value than any other interface . the Ethernet network.B.Change the router> C.Configure a loopback interface . RouterB with an IP address higher than any IP address . the other routers.
D.Change the priority value of the Fa0/0 interface of RouterB to zero.
E.Change the priority values of the Fa0/0 interfaces of RouterA and RouterC to zero.
F.No further configuration is necessary.
Correct:A C E
26.Which statements are true about EIGRP successor routes? (Choose two.)
A.A successor route is used by EIGRP to forward traffic to a destination.
B.Successor routes are saved in the topology table to be used if the primary route fails.
C.Successor routes are flagged as "active" in the routing table.
D.A successor route may be backed up by a feasible successor route.
E.Successor routes are stored in the neighbor table following the discovery process.
Correct:A D
27.When are packets processed by an inbound access list?
A.before they are routed to an outbound interface
B.after they are routed to an outbound interface
C.before and after they are routed to an outbound interface
D.after they are routed to an outbound interface but before being placed in the outbound queue
Correct:A
28.The company internetwork is subnetted using 29 bits. Which wildcard mask should be used to configure an extended access list to permit or deny access to an entire subnetwork?
A.255.255.255.224
B.255.255.255.248
C.0.0.0.224
D.0.0.0.8
E.0.0.0.7
F.0.0.0.3
Correct:E
29.A router has been configured to provide the nine users . the branch office LAN with Internet access, as shown in the diagram. It is found that some of the users . the LAN cannot reach the Internet. Based . the topology and router output shown, which command should be issued . the router to correct the problem?
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