IGMP - Joining a group
Example: two multicast groups
Group A: 224.2.0.1
Group B: 224.5.5.5
Send periodic IGMP queries to 224.0.0.1
(all multicast systems)
Host 1
Host 3
Host 2
Send a subscribe to 224.2.0.1 (group A) for Hosts 1, 2, 3
Send a subscribe to 224.5.5.5 (group B) for Host 3
224.2.0.1
224.2.0.1
224.5.5.5
224.2.0.1
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