找考题网-背景图

单项选择题

A.Blindconnection-resetB.LargepacketechorequestC.Packet……

WhichbestrepresentsatypicalattackthattakesadvantageofRFC792，ICMPType3messages？（）

A.Blindconnection-reset
B.Largepacketechorequest
C.Packetfragmentationoffset
D.Broadcast-basedechorequest
E.Excessivebandwidthconsumption

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热门试题

单项选择题WhatistrueaboutaPre－BlockACLconfiguredwhensettingupyoursensortoperformIPBlocking？（）

A.ThePre-BlockACLisoverwrittenwhenablockingactionisinitiatiedbythesensor
B.TheblockingACLentriesgeneratedbythesensoroverridethePre-BlockACLentries
C.ThePre-BlockACLentriesoverridetheblockingACLentriesgeneratedbythesensor
D.ThePre-BlockACLisreplacedbythePost-BlockACLwhenablockingactionisinitiatedbythesensor
E.YoucannotconfigureaPre-BlockACLwhenconfiguringIPBlockingonyoursensor

单项选择题WhenconfiguringsystemstateconditionswiththeCiscoSecurityAgent，whatistheresultingactionwhen configuringmorethanonesystemstatecondition？（）

A.Any
B.Onceastateconditionismet，thesystemceasessearchingfurtherconditionsandwillcausethestateconditiontotrigger
C.Allspecifiedstateconditionsareusedaspartoftherequirementstobemettoforthestatetotrigger
D.Oncethestateconditionsaremet，they

单项选择题YourCisconetworkcurrentlyrunsOSPFandyouhaveaneedtopolicy－routesomespecifictraffic，regardlessofwhattheroutingtableshows.Whichoneoftheseoptionswouldenableyoutopolicy－routethetraffic?（）

A.sourceIPaddressandtheprotocol（suchasSSL，HTTPS，SSH）
B.thepacketTimetoLiveandthesourceIPaddress
C.typeofserviceheaderandDSCPvalue
D.destinationIPaddress

单项选择题WhichstatementaboutIDS／IPSdesigniscorrect？（）

A.AnIPSshouldbedeployedifthesecuritypolicydoesnotsupportthedenialoftraffic.
B.AnIPSanalyzesacopyofthemonitoredtrafficandnottheactualforwardedpacket.
C.AnIDSanalyzesacopyofthemonitoredtrafficandnottheactualforwardedpacket.
D.BandwidthconsiderationsmustbetakenintoaccountsinceIDSisdeployedinlinetotrafficflow.

单项选择题HowmanyRADIUSserverscanbeaddedtoacontrollerandthereafterassignedtotheauthenticationor accountingofindividualWLANIDs？（）

A.14
B.15
C.17
D.16

单项选择题YouaretroubleshootingaproblemwithaCisco7920wirelessIPphonethatiscausingthephonetodropcalls.Theproblemappearstobearoamingbandwidthissue.Inordertoverifywhatkindofissueitis，youdecidetoincreasethebandwidthreservedforroamingontheWLANcontrollertothemaximum.Whatleveldoyousetthebandwidthto？（）A.5percentB.15percentC.25percentD.35percent

A.Theproblemappearstobearoamingbandwidthissue.Inordertoverifywhatkindofissueitis，youdecidetoincreasethebandwidthreservedforroamingontheWLANcontrollertothemaximum.Whatleveldoyousetthebandwidthto？（）
A.5percent
B.15percent
C.25percent
D.35percent

单项选择题AcmeCompanyhasseveralofficesaroundthecountry.ThecompanyhasdeployedaVoIPnetworkwithCiscoUnifiedCallManagerinamultisitecentralizedconfigurationbutthereisarequirementtoplaceacallagentatsomeoftheremotesites.WhichIOSgatewayfeatureshouldbedeployedattheremotesitetoenablelocalcallcontrol？（）A.GatekeepermultizoneB.CallAdmissionControl（CAC）C.AutomaticAlternateRouting（AAR）D.SurvivableRemoteSiteTelephony（SRST）E.CiscoUnifiedCallManagerExpress（CME）

A.ThecompanyhasdeployedaVoIPnetworkwithCiscoUnifiedCallManagerinamultisitecentralizedconfigurationbutthereisarequirementtoplaceacallagentatsomeoftheremotesites.WhichIOSgatewayfeatureshouldbedeployedattheremotesitetoenablelocalcallcontrol？（）
A.Gatekeepermultizone
B.CallAdmissionControl（CAC）
C.AutomaticAlternateRouting（AAR）
D.SurvivableRemoteSiteTelephony（SRST）
E.CiscoUnifiedCallManagerExpress（CME）

单项选择题Whichcertification－basedprotocolisimplementedforwirelessQoSbetweenanAPandawirelessclientoverRFmedia？（）

A.WMMusingDCF
B.WMMusingEDCAF
C.802.1eusingDCF
D.802.1eusingEDCAF

单项选择题Inabrute－forceattack，whatpercentageofthekeyspacemustanattackergenerallysearchthroughuntilheorshefindsthekeythatdecryptsthedata？（）

A.Roughly50percent
B.Roughly66percent
C.com
D.Roughly75percent
E.Roughly10percent

单项选择题Anadministratorissuesthecommandping127.0.0.1fromthecommandlinepromptonaPC.Ifareplyisreceived,whatdoesthisconfirm?（）

A.ThePChasconnectivitywithalocalhost.
B.ThePChasconnectivitywithaLayer3device.
C.ThePChasadefaultgatewaycorrectlyconfigured.
D.ThePChasconnectivityuptoLayer5oftheOSImodel.
E.ThePChastheTCP/IPprotocolstackcorrectlyinstalled.

判断题一个有向图的邻接矩阵中各非零元素之和与图中边的条数相等。

单项选择题RefertoCiscoIOSZone－BasedPolicyFirewall，wherewilltheinspectionpolicybeapplied？（）

A.tothezone-pair
B.tothezone
C.totheinterface
D.totheglobalservicepolicy

单项选择题Whichexampleisofafunctionintendedforcryptographichashing？（）

A.MD65
B.SHA-135
C.XR12
D.MD5

单项选择题Whichofthefollowingistrueregardingtheuseofswitchesandhubsfornetworkconnectivity?（）

A.Switchestakelesstimetoprocessframesthanhubstake.
B.Switchesdonotforwardbroadcasts.
C.Hubscanfilterframes.
D.Usinghubscanincreasetheamountofbandwidthavailabletohosts.
E.Switchesincreasethenumberofcollisiondomainsinthenetwork.

单项选择题CS－MARSworkswith whichIOSfeaturetoaccomplishanomalydetection？（）

A.IOSIPS
B.Autosecure
C.CSA
D.Netflow
E.IOSNetworkFoundationProtection（NFP）
F.IOSFirewall