单项选择题 YouaretryingtodeployaconfigurationjobtoanIOSaccesspointusingtheWLSE，butthejobfails.Whichofthefollowingwouldcausethisfailure？（）

单项选择题 Whichfirst－hopredundancysolutionlistedwouldsupplyCompanyclientswithMACaddress0000.0C07.AC0Aforgroup10inresponsetoanARPrequestforadefaultgateway？（）

单项选择题 YouneedtoimplementahighavailabilitydesignintheCompanyroutednetwork.Whichprotocolallowsfortheautomaticselectionandsimultaneoususeofmultipleavailablegatewaysaswellasautomaticfailoverbetweenthosegateways？（）A.VRRPB.GLBPC.IRDPD.HSRPE.Noneoftheotheralternativesapply