A.不同区域内的各台路由器得到的链路状态数据库LADB是相同的
B.同一区域内的各台路由器得到的链路状态数据库LSDB是不同的
C.同一区域内的各台路由器得到的路由表是不同的
D.同一区域内各台路由器得到的路由表是相同的
第1题
A. transport
B. network
C. presentation
D. session
E. application
第2题
A.showipospfneighbor
B.showipospfinterface
C.showipospf
D.showiproute
第3题
Multicastisbeingdeployedinthenetwork,andonlyippimsparse-densemodehasbeenconfiguredonallinterfacesinthenetworktosupportanewvideostreamingapplication.Noothermulticastconfigurationwasappliedanywhereinthenetwork.Sinceenablingmulticast,thenetworkmonitoringtoolsshowperiodicspikesinlinkutilizationthroughoutthenetwork,eveninareaswherethevideoapplicationisnotbeingused.Whatcouldbeapossiblecause?()
A.PIMsparsemodeisbeingused.
B.PIMdensemodeisbeingused.
C.TheBGPmulticastaddressfamilyhasnotbeenconfigured.
D.IGMPversion3isbeingused.
E.IPPIMneighborfiltershavenotbeenapplied.
第4题
Data transfer is slow between the source and destination. The quality of service requested by the transport layer in the OSI reference model is not being maintained. To fix this issue, at which layer should the troubleshooting process begin?()
A. presentation
B. session
C. transport
D. network
E. physical
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