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1、CiscoCCIE350-018考考考考试题库Cisco350-018认证题库认证考考考考试试试试名名名名称称称称:CCIEPre-QualificationTestforSecurity考考考考题题题题数数数数量量量量:199Q&AsPdfDemoCisco350-018认证考考考考试题库CCIE350-018题库由资深IT认证讲师和CCIE产品专家结合PROMETRIC或VUE的真实考试环境最新原题倾心打造.题库覆盖了当前最新的真实考题，并且全部附有正确答案，我们承诺题库对CCIE350-018考

2、试原题完整覆盖.350-018题库助您轻松通过认证考试，一次不过全额退款.350-018部分测试题目，本样题没没没没有包括考题题题题中使用到的图图图图片片片片Exam:Cisco350-018Title:CCIESecurityQualificationExam1.Refertotheexhibit.SwitchSW2hasjustbeenaddedtoFa0/23onSW1.Afterafewseconds,interfaceFa0/23onSW1isplacedintheerror-disable

3、dstate.SW2isremovedfromport0/23andinsertedintoSW1portFa0/22withthesameresult.Whatisthemostlikelycauseofthisproblem?A.Thespanning-treePortFastfeaturehasbeenconfiguredonSW1.B.BPDUfilteringhasbeenenabledeithergloballyorontheinterfacesofSW1.C.TheBPDUguardfe

4、aturehasbeenenabledontheFastEthernetinterfacesofSW1.D.TheFastEthernetinterfacesofSW1areunabletoautonegotiatespeedandduplexwithSW2.E.PAgPisunabletocorrectlynegotiateVLANtrunkcharacteristicsonthelinkbetweenSW1andSW2.Answer:C2.HowdoTCPSYNattackstakeadvanta

5、geofTCPtopreventnewconnectionsfrombeingestablishedtoahostunderattack?A.sendingmultipleFINsegments,forcingTCPconnectionreleaseB.fillingupahostlistenqueuebyfailingtoACKpartiallyopenedTCPconnectionsC.takingadvantageofthehosttransmitbackoffalgorithmbysendin

6、gjamsignalstothehostD.incrementingtheISNofeachsegmentbyarandomnumber,causingconstantTCPretransmissionsE.sendingTCPRSTsegmentsinresponsetoconnectionSYN+ACKsegments,forcingSYNretransmissionsAnswer:B3.Refertotheexhibit.ACiscosecurityappliancehasbeencorrect

7、lyconfiguredandinsertedbetweenroutersR1andR2.ThesecurityapplianceallowsIBGPconnectivitybetweenR1andR2andBGPisfullyfunctional.Toincreasesecurity,MD5neighborauthenticationiscorrectlyconfiguredonR1andR2.Unfortunately,BGPstopsworkingaftertheMD5configuration

8、isadded.WhichconfigurationtaskmustbecompletedonthesecurityappliancetorestoreBGPconnectivity?A.Configureauthenticationproxyonthesecurityappliance.B.ConfiguretheMD5authenticationkeyonthesecurityappliance.C.AddtheMD5keytothesecurity