protecting a server frome unauthorized acces
controlling path selection,based on the route metric
reducing router CPU utilization
filterring packets that are passing through a router
第1题：
A. all interfaces in the path toward the destination
B. all networks in the path toward the destination
C. adjacent next hop router in the path toward the destination
D. all routers in the path toward the destination
E. all interfaces through which the packets can be routed
F. type of service and precedence in the IP packets
第2题：
A. local preference
B. MED
C. weight
D. or igin
E. next - hop
F. AS - path
第3题：
A. direct mode
B. round robin
C. weighted round robin
D. No algorithm is used.
第4题：
A. protecting a server frome unauthorized acces
B. controlling path selection,based on the route metric
C. reducing router CPU utilization
D. filterring packets that are passing through a router
第5题：
A. It can take on HSRP, VRRP, and GLBP as clients.
B. It provides automatic inbound route optimization.
C. Path selection may be based on delay, loss, or jitter.
D. The border router makes decisions about which outbound path to use.
E. Automatic load distribution is provided for multiple connections.
第6题：
A. It configures a router to send all packets out interface serial 0/0.
B. It configures a router to block routing updates from being sent out interface serial 0/0.
C. It configures a router as a firewall, blocking all unauthorized packets from exiting serial 0/0.
D. It configures a router to send all packets for unknown destination networks out interface serial 0/0.
E. It configures a router to drop all packets for which the destination network is unknown.
第7题：
A. Router A will prefer the path through router B for network 172.20.0.0
B. Router A will prefer the path through router C for network 172.20.0.0
C. Packets from router D will prefer the path through router B for networks advertised by router A
D. Packets from r outer D will prefer the path through router C for networks advertised by router A
第8题：
The following line of output was gathered on Enterprise Router Ent1 using the command show ip route. Which of the following answers is most likely to be true, based on thi s output？（）B 128.107.0.0 [20/10] via 11.11.11.11, 00:02:18
A. This router has set the Weight of this route to 10.
B. This router‘s BGP table lists this route as an iBGP route.
C. This router‘s MED has been set to 10.
D. This router‘s BGP table lists an AS_Path length of 10 for this route.
第9题：
EIGRP is being used as the routing protocol on the PassGuide network. Whiletroubleshooting some network connectivity issues，you notice a large number of EIGRP SIA（StuckinActive）messages. What causes these SIA routes（）
A.The neighboring router stops receiving ACK packets from this router.
B.The neighboring router starts receiving route updates from this router.
C.The neighboring router is too busy to answer the query(generally caused by high CPU utilization).
D.The neighboring router is having memory problems and cannot allocate the memory to process the query or build the reply packet.
第10题：
When the BGP path selection process is being performed on a Cisco router, which BGP attribute is used first when determining the best path?（）