题目内容

地下建筑内允许储存和使用液化石油气。()

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WhichofthefollowingstatementsiscorrectregardingPIMSparseModeoperations?()

A. ItdoesnotsupportallunderlyingunicastroutingprotocolslikeGBP
B. Itsupportssharedtreesonlyassumingallhostswantthemulticasttraffic
C. ReceiversareregisteredwithRPbytheirfirst-hoprouter
D. ReceiversarejoinedtotheSharedTree(rootedtherp)bytheirlocalDesignatedRouter(DR)
E. FromtheRP,trafficflowsdownaSourceTreetoeachreceiver

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