•IGMP -
Internet Group Management Protocol is used by hosts and routers to tell each other about group membership.
•PIM-SM - Protocol Independent Multicast-Sparse Mode is used to propagate forwarding state between routers.
•SSM - Source Specific Multicast utilizes a subset of PIM’s functionality to guaranty source-only trees in the 232/8
range.
•MBGP - Multiprotocol Border Gateway Protocol is used to exchange routing information for interdomain RPF checking.
•MSDP - Multicast Source Discovery Protocol is used to exchange
ASM active source information
between RPs.
•