The route is a direct route.
The route was selected as active.
The route is a default route.
The route was learned using a dynamic routing protocol.
第1题：
A.The route is a direct route.
B.The route was selected as active.
C.The route is a default route.
D.The route was learned using a dynamic routing protocol.
第2题：
A. It is a route to be used when the routing protocol fails.
B. It is a route configured by an ISP that sends traffic into a corporate network.
C. It is a route used when a packet is destined for a remote network that is not listed in the routing table.
D. It is a route manually configured for a specific remote network for which a routing protocol is not configured.
E. It is used to send traffic to a stub network.
第3题：
A. show route forwarding-table
B. show route table
C. show route table extensive
D. show pfefwdd
第4题：
The Testking router is running both RIP and IGRP, and the same route is learned by this router from both of these methods. However, when you issue the command"show ip route" you see only the IGRP route, and not the RIP route. Why is this?（）
第5题：
The Testking router is running both RIP and IGRP, and the same route is learned by this router from both of these methods. However, when you issue the command"show ip route" you see only the IGRP route, and not the RIP route. Why is this?（）
A. IGRP has a faster update timer.
B. IGRP has a lower administrative distance.
C. RIP has a higher metric value for that route.
D. The IGRP route has fewer hops.
E. The RIP path has a routing loop.
第6题：
A. Use ping and the show ip route command to confirm the timers for each default network resets to 0.
B. Load balancing does not occur over default networks; the second route will only be used for failover.
C. Use an extended ping al ong with repeated show ip route commands to confirm the gateway of last resort address toggles back and forth.
D. Use the traceroute command to an address that is not explicitly in the routing table.
第7题：
A. It immediately sends its entire routing table to its neighbors.
B. EIGRP sends a Hello packet to the DR to inform it of the route failure.
C. It automatically forwards traffic to a fallback default route until a successor route is found.
D. It sends queries out to neighbors until a new successor route is found.
E. It places the route in holddown until LSA updates inform it of a new route to the network.
第8题：
A. Lower preference values are more preferred than higher preference values.
B. You can modify the default preference values for any of the routing information sources.
C. By default, a static route is more preferred than a RIP route.
D. A static route is always preferred over a direct route.
第9题：
A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。
第10题：
In BGP routing，what does the rule of synchronization mean？（）