无色透明有弹性,不含神经血管的结构是E.
第1题
A.Filteringisonlyusefulwhencombinedwithroutesummarization
B.Itisbesttofilter(allow)thedefaultandsummaryprefixesonlyintheEnterpriseEdgetoremotesitesorsite-to-siteIPsecVPNnetworks
C.IGPs(forexampleEIGRPorOSPF)aresuperiortoroutefilteringinavoidingininappropriatetransittrafficthroughremotenodesorinaccurateorinappropriateroutingupdates
D.Theprimarylimitationofrouterfilteringisthatitcanonlybeappliedonoutboundupdates
第2题
A.根据帧头的第一个IP地址建立路由表
B.使用帧的源MAC地址建立和维护MAC地址表
C.将目的IP地址未知的帧转发到默认网关
D.利用MAC地址表根据帧的目的MAC地址来转发帧
E.检查帧的目的MAC地址,将新的MAC地址添加到MAC地址表中
第3题
A.UsingmultipleEIGRPprocesses
B.TuningdowntheEIGRPdelayparameter
C.FIGRPstubrouting
D.LimitingthenumberofEIGRPneighborperdevice
第4题
A.ItisrecommendedtoplacetheVPNterminationdeviceinlinewiththeEnterpriseEdge1
B.Maintainingaccessrules,basedonthesourceIPoftheclient,onaninternalfirewalldrawnfromaheadendRADIUSserveristhemostsecuredeployment
C.VPNHeadendroutingusingReverseRouteInjection(RRI)withdistributionisrecommended whentheremoteusercommunityissmallanddedicatedDHCPscopesareinplace
D.ClientlessSSLVPNsprovidemoregranularaccesscontrolthanSSLVPNclients(thinorthick),includingatLayer7
第5题
A.PortFast
B.UplinkFast
C.loopguard
D.rootguard
E.BPDUguard
F.BackboneFast
第6题
A.ConstructahierarchicalnetworkdesignusingEtherChannelbetweenaserverandtwoVDCsfromthesamephysicalswitch
B.UtilizeCiscoNSFwithSSOtoprovideintrachassisSSOatLayers2to4
C.DefinetheDataCenterasanOSPFNSSAarea,advertisingadefaultrouteintotheDCAndsummarizingtheroutesoutoftheNSSAtotheCampusCore
D.ImplementnetworkservicesfortheDataCenterasaseparateserviceslayerusingactive/activemodelthatismorepredictableinfailureconditions
第7题
A.toacoreswitchrunningCiscoNSFandSSOfromredundantdistributionswitchesconnected withaLayer2link
B.toacoreswitchrunningCiscoNSFandSSOfromredundantdistributionswitchesconnected withaLayer3link
C.totwocoreswitchesfromredundantdistributionswitchesconnectedwithLayer2link
D.totwocoreswitchesfromredundantdistributionswitchesconnectedwithLayer3link
E.totwocoreswitchesrunningCiscoNSFandSSOfromtworedundantdistributionswitches runningCiscoNSFandSSO
第8题
A.CSU/DSU
B.调制解调器
C.DSL路由器
D.NT1设备
E.ISDN调制解调器
第9题
A.Ifnocorelayerisdeployed,thedesignwillbeeasiertoscale
B.Adedicatedcampuscorelayershouldbedeployedforconnectingthreeormorebuildings
C.Ifnocorelayerisdeployed,thedistributionswitchesshouldnotbefullymeshed
D.Adedicatedcampuscorelayerisnotneededforconnectingfewerthanfivebuildings
第10题
A.GRE
B.8021Q
C.MPLS
D.L2TPv3
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