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1、CiscoCCIE350-018考考考考試題庫Cisco350-018認證題庫認證考考考考試試試試名名名名稱稱稱稱:CCIEPre-QualificationTestforSecurity考考考考題題題題數(shù)數(shù)數(shù)數(shù)量量量量:199Q&AsPdfDemoCisco350-018認證考考考考試題庫CCIE350-018題庫由資深IT認證講師和CCIE產品專家結合PROMETRIC或VUE的真實考試環(huán)境最新原題傾心打造.題庫覆蓋了當前最新的真實考題，并且全部附有正確答案，我們承諾題庫對CCIE350-018考
2、試原題完整覆蓋.350-018題庫助您輕松通過認證考試，一次不過全額退款.350-018部分測試題目，本樣題沒沒沒沒有包括考題題題題中使用到的圖圖圖圖片片片片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
