HowmanyRADIUSserverscanbeaddedtoacontrollerandthereafterassignedtotheauthenticationor accountingofindividualWLANIDs？（）

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

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

单项选择题Whichcertification－basedprotocolisimplementedforwirelessQoSbetweenanAPandawirelessclientoverRFmedia？（）

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

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