多选题
发布日期:2020-04-13
Sparse mode multicast uses a pull model to send multicast traffic to where it is requested
Dense mode multicast uses a push model to flood traffic throughout the network and then prunes the unwanted traffic
Dense mode multicast requires explicit join messa ges from their members
Sparse mode uses reverse path forwarding (RPF) to prune off redundant flows
The primary use of sparse mode multicast is for test labs and router performance testing
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