單項選擇題EIGRP uses five generic packet types (hello, updates, queries, replies, acknowledgements). If youwished to view the statistics for these packets, which IOS command should you use?()

A.debug eigrp packets
B.show ip eigrp traffic
C.show ip eigrp topology
D.show ip eigrp neighbors


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1.多項選擇題While troubleshooting an EIGRP routing problem you notice that one of the company routers havegenerated a large number of SIA messages. What are two possible causes for EIGRP Stuck-In-Active routes?()

A.Some query or reply packets are lost between the routers
B.The neighboring router starts receiving route updates from this router
C.A failure causes traffic on a link between two neighboring routers to flow in only one direction(unidirectional link)
D.The neighboring router stops receiving ACK packets from this router

2.單項選擇題

Refer to the exhibit. EIGRP has been configured on routers R1 and R2. However, R1 does notshow R2 as a neighbor and does not accept routing updates from R2. What could be the cause ofthe problem?()

A.The no auto-summary command has not been issued under the EIGRP process on bothrouters
B.Interface E0 on router R1 has not been configured with a secondary IP address of 10.1.2.1/24
C.EIGRP cannot exchange routing updates with a neighbor’s router interface that is configuredwith two IP addresses
D.EIGRP cannot form neighbor relationship and exchange routing updates with a secondaryaddress

3.單項選擇題


Based on the above configuration, which of the following BGP statements would inject the 10.10.0.0/16 prefix into the BGP routing table()

A.network 10.0.0.0
B.network 10.10.0.0 mask 255.255.0.0
C.network 10.10.10.1 mask 255.255.255.255
D.network 10.10.10.0 mask 255.255.255.0
E.network 10.0.0.0 mask 255.255.0.0

5.單項選擇題The PassGuide network consists of a series of routers that are all configured for IBGP. Which one of the following IBGP characteristics is true()

A.The IBGP routers must always be fully meshed.
B.The IBGP routers can be in a different AS.
C.The IBGP routers must be directly connected.
D.TThe IBGP routers do not need to be directly connected.
E.None of the other alternatives apply are true

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