EIGRP通过（）来判定原有的neighbor是否变为dead状态。
第1题：
A. Update packets route reliable change information only to the affected routers.
B. Reply packets are multicast to IP address 224.0.0.10 using RTP.
C. On high - speed links, hello packets are broadcast every 5 seconds for neighbor discovery.
D. Reply packets are used to send routing updates.
E. On low - speed links, hello packets are broa dcast every 15 seconds for neighbor discovery.
第2题：
A. The broadcast address, and AS number
B. The network number and AS number
C. EIGRP routing, network number and passive interface
D. EIGRP routing, network number, and AS
第3题：
A.unicast
B.anycast
C.multicast
D.broadcast
第4题：
如何通过PES的DIU监控软件读出信噪比和误码率，来判定设备工作状态是否正常？
第5题：
A.EIGRP converges fast RIP because of DUAL and backup routes that are stored in the topology table.
B.EIGRP uses a hello protocol to establish neighbor relationships
C.EIGRP uses split horizon and reverse poisoning to avoid routing loops.
D.EIGRP uses periodic updates to exchange routing information
E.EIGRP allows routers of different manufacturers to interoperate
F.EIGRP supports VLSM and authentication for routing updates.
G. EIGRP use a broadcast address to send routing information.
第6题：
A. Point-to-point
B. Broadcast multicast
C. Nonbroadcast multicast
D. Backbone area 0
E. Virtual Link
第7题：
A. global unicast
B. anycast
C. multicast
D. unspecified address
第8题：
When troubleshooting an EIGRP connectivity problem, you notice that two connected EIGRP routers are not becoming EIGRP neighbors. A ping between the two routers was successful.What is the next thing that should be checked?（）
A. Verify that the EIGRP hello and hold timers match exactly.
B. Verify that EIGRP broadcast packets are not being dropped between the two routers with the show ip EIGRP peer command.
C. Verify that EIGRP broadcast packets are not being dropped between the two routers with the show ip EIGRP traffic command.
D. Verify that EIGRP is enabled for the appropriate networks on the local and neighboring router.
第9题：
A.Unicast
B.Pub1ic
C.Multicast
D.Anycast
第10题：
n your Cisco EIGRP network， you notice that the neighbor relationship between two of your routers was recently restarted. Which two of these choices could have made this occur？（）