试题详情

如图所示的 PIM-SM 组播网络, R3 为 RP,所有路由器运行 OSPF,且每条链路的 Cost 值相等,R2 和 R4 配置了永远不发起 SPT 切换,则 Receiver1 和 Receiver2 接收组播数据流的稳定路径分别是以下哪项?

A"Receiver1:Sourcel-R1-R2-R3-R4

BReceiver1" Receiver2:Sourcel-R1-R2-Receiver2

CReceiver1:Sourcel-R1-R4- Receiver1

DReceiver2:Sourcel-R1-R2-R3-R2-Receiver2"