CCNP&CCIE Security SCOR思科认证网络工程师题库5.docx

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1、CCNP/CCIESecuritySCOR题库5QUESTION1DRAGDROPDraganddroptheOSsfromtheleftontothecorrectdescriptionsontheright.SelectandPlace:CorrectAnswer:Section:ArchitectureExplanationExpIanationZReference:Reference:QUESTION2Refertotheexhibit.P3andPE4areattheedgeoftheserviceprovidercoreandserveasABRrouters.Aggregatio

2、nareasareoneithersideofthecore.Whichstatementaboutthearchitectureistrue?A. TosupportseamlessMPLS1theBGProutereflectorfeaturemustbedisabled.B. IfeachareaisrunningitsownIGP1BGPmustprovideanend-to-endMPLSLSP.C. IfeachareaisrunningitsownIGP1theABRroutersmustredistributetheIGProutingtableintoBGP.D. Tosup

3、portseamlessMPLStTDPmustbeusedasthelabelprotocol.CorrectAnswer:BSection:ArchitectureExplanationExpIanationZReference:Reference:12/configuration_guide/mpls/b_1612_mpls_9600_cg/configuring_seamless_mpls.htmlQUESTION3WhichcomponentissimilartoanEVPNinstance?A. routerdistiguisherB. MPLSlabelC. IGProuterI

4、DD. VRFCorrectAnswerDSection:ArchitectureExplanationExpIanationZReference:QUESTION4WhydoCiscoMPLSTEtunnelsrequirealink-stateroutingprotocol?A. Thelink-statedatabaseprovidessegmentationbyarea,whichimprovesthepath-selectionprocess.B. Thelink-statedatabaseprovidesadatarepositoryfromwhichthetunnelendpoi

5、ntscandynamicallyselectasourceID.C. 1.ink-stateroutingprotocolsuseSPFcalculationsthatthetunnelendpointsleveragetoimplementthetunnel.D. Thetunnelendpointsusethelink-statedatabasetoevaluatetheentiretopologyanddeterminethebestpath.CorrectAnswer:DSection:ArchitectureExplanationExpIanationZReference:QUES

6、TION5Refertotheexhibit.BGPsecisimplementedonRl1R2,R3,andR4.BGPpeeringisestablishedbetweenneighboringautonomoussystems.Whichstatementaboutimplementationistrue?A. BGPupdatesfromtheiBGPpeersareappendedwithacommunityoflocal-as.B. BGPupdatesfromtheallBGPpeersareappendedwithacommunityofno-export.C. BGPupd

7、atesfromtheeBGPpeersareappendedwithanadditionalASpathvaluethatisstaticallysetbythedomainadministrator.D. BGPupdatesfromtheeBGPpeersareappendedwithaBGPsecattributesequencethatincludesapublickeyhashanddigitalsignature.CorrectAnswer:DSection:ArchitectureExplanationExpIanationZReference:QUESTION6Youarec

8、onfiguringMPLStraffic-engineeringtunnelsinthecore.Whichtwowaysexistforthetunnelpathacrossthecore?(Choosetwo.)A. ThedynamicpathoptionissupportedonlywithIS-IS.B. Tunnelscanbeconfiguredwithdynamicpathorexplicitlydefinedpath.C. Azerobandwidthtunnelisnotavalidoption.D. Thebandwidthstatementcreatesa,*hard

9、,reservationonthelink.E. TunnellinksinheritIGPmetricsbydefaultunlessoverridden.CorrectAnswer:BESection:ArchitectureExplanationExpIanationZReference:QUESTION7WhichconfigurationmodedoyouusetoapplythemplsIdpgraceful-restartcommandinIOSXESoftware?A. MPLSLDPneighborB. interfaceC. MPLSD. globalCorrectAnsw

10、erDSection:ArchitectureExplanationExpIanationZReference:Reference:QUESTION8Afteryouanalyzeyournetworkenvironment,youdecidetoimplementafullseparationmodelforInternetaccessandMPLSL3VPNservices.Forwhichreasondoyoumakethisdecision?A. ItenablesEGPandIGPtooperateindependently.B. Itenablesyoutochoosewhethe

11、rtoseparateorcentralizeeachindividualservice.C. Itiseasiertomanageasysteminwhichservicesaremixed.D. Itrequiresonlyoneedgerouter.CorrectAnswerASection:ArchitectureExplanationExpIanationZReference:QUESTION9WhichstatementabouttheCiscoMPLSTEforwardingadjacencyfeatureistrue?A. ItenablestheMPLScoretouse日G

12、RPastheroutingprotocol.B. ItenablestheCiscoMPLSTEtunneltobeadvertisedintotherunningIGP.C. Itenablesthetailendroutertoadvertiseroutestotheheadendrouteroverthetunnel.D. Itenablestheheadendandtailendrouterstoestablishabidirectionaltunnel.CorrectAnswer:BSection:ArchitectureExplanationExpIanationZReferen

13、ce:Reference:xml/ios/mp_te_path_setup/configuration/xe-16/mp-te-path-setup-xe-16-book/mpls-traffic-engineering-forwarding-adjacency.pdfQUESTION10WhileimplementingTTLsecurity,youissuethePE(config-router-af)#neighbor2.2.2.2ttl-securityhops2command.Afteryouissuethiscommand,whichBGPpacketsdoesthePEaccep

14、t?A. to2.2.2.2,withaTTLof2ormoreB. from2.2.2.2,withaTTLoflessthan2C. to2.2.2.2,withaTTLoflessthan253D. from2.2.2.2,withaTTLof253ormoreCorrectAnswerDSection:ArchitectureExplanationExpIanationZReference:Reference:https:/www.cisco.eom/c/en/us/td/docs/ios/12_2sx/feature/guide/fsxebtsh.html#wpl059215QUESTION11ipflow-exportdestination192.168.1.2ipflow-exportversion9interfacegigabitethernet1ipflowingressRefertotheexhibits.Whichinformationisprovidedfortracebackanalysiswhenthisconfigurationisapplied?