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VPLS Multicast Architecture Control Plane VPLS Auto-Discovery Use existing VPLS auto-discovery mechanisms Allow elimination of flooding PE-CE snooping – draft-serbest-l2vpn-vpls-mcast In VPLS a PE does not maintain a layer 2 adjacency with a CE PE-PE reliable exchange of multicast control messages Allow avoiding PIM-IGMP snooping overhead on PWs PIM with reliability extensions or BGP Draft-raggarwa-l2vpn-vpls-mcast- |