单项选择题 DuringtheIPv6addressresolution，anodesendsaneighborsolicitationmessageinordertodiscoverwhichofthese？（）
多项选择题 YourcompanyisresearchinganewapplicationthatrunsoverIPv6，butpartofitmuststillhaveIPv4support.YourcompanyusesatraditionalIPv4network.YourplanisnottorunIPv6overthewholenetwork，buttosegmentpartsofthenetworkoreventooperatesimultaneouslywithIPv6andIPv4.YoumustmakeabriefpresentationaboutIPv6technologytotheboardoftechnicaldirectors.Whichthreeoftheseitemscouldbepartofyourpresentation？（）
多项选择题 HalfofyournetworkusesRIPv2andtheotherhalfrunsOSPF.Thenetworksdonotcommunicatewitheachother.WhichtwoofthesefactorsdescribetheimpactofactivatingEIGRPovereachseparatepart？（）