问答题

Choosetwocommandsthatarerequiredtoenablemulticastonarouter，whenitisknownthatthereceiversuseaspecificfunctionalityofIGMPv3.（）

A.ippimrp-address
B.ippimssm
C.ippimsparse-mode
D.ippimpassive

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WhichfourstatementsaboutanIPservicelevelagreement（SLA）aretrue？（）

A.SLAresponderknowstypeofoperation，theportused，andduration.
B.SLAresponderinsertsinandouttimestampsinthepacketpayload.
C.SLAsenderandresponderusetheIPSLAControlProtocoltocommunicatewitheachotherbefore
D.SLAsenderandrespondercommunicationcanbeencrypted.
E.SLAsenderandrespondercommunicationcanbeauthenticatedwithMD5.

WhichtwostatementsabouttheWirelessLocationAppliancearetrue？（）

A.aWirelessLocationApplianceactsasaservertooneormoreCiscoWCSs.Itcollects，stores，andpassesondatafromitsassociatedCiscoWLANcontrollers
B.beforeusingtheWebinterface，theinitialconfigurationoftheWirelessLocationAppliancemustbedoneusingthecommand-lineinterface（CLI）
C.theCisco2000，2700，4100，and4400areexamplesofWirelessLocationAppliance.
D.theWirelessLocationAppliancevisuallydisplaysthelocationinformationofWLANdevicesandforwardsthisinformationtothird-partyapplicationsusingtheSimpleNetworkdevicesandforwardsthisinformationtothird-partyapplicationsusingtheSimpleNetworkManagementProtocol（SNMP）
E.theWirelessLocationAppliancevisuallytracksupto15，000WLANdevicesandcanstorethisinformationfor90days.