Scenarios of IGMP Snooping Multicast Forwarding

Apr 16, 2016
IGMP, Multicast

I’ve discussed what is IGMP snooping and its forwarding rules for different packets in my last post. I just want to give some typical scenarios in IGMP snooping for your better understanding. Scenario 1: Switch forwarding multicast traffic to a multicast router and hosts In the topology shown above, the switch acting as a pure L2 device interconnects multicast router, which directly connects to the Source A for multicast group 239. ...