Internet Group Management Protocol
(IGMP)
Contents
1. Multicast Routing ............................................................................................................3
2. Unicast, Multicast, Broadcast .......................................................................................4
3. IGMP(Internet Group Management Protocol)................................................................5
3.1 Group Management..........................................................................................5
3.2 Message Format...............................................................................................6
3.3 Operation..........................................................................................................7
3.4 Encapsulation..................................................................................................10
4. Multicast Tree..................¡¦(»ý·«)
5. Multicast Backbone........................................................................................................13
6. Reference........................................................................................................................13
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