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多项选择题Which three statements are true about the Internet Group Management Protocol (IGMP)? ()

A、There are three IGMP modes: dense mode, sparse mode, and sparse - dense mode

B、IGMP is used to register individual hosts with a multicast group

C、IGMP version 3 enables a multicast receiving host to specify to the router which sources it should forward traffic from

D、IGMP messages a re IP datagrams with a protocol value of 2, destination address of 224.0.0.2, and a TTL value of 1

E、IGMP is a multicast routing protocol that makes packet - forwarding decisions independent of other routing protocols such as EIGRP

F、IGMP snooping ru ns on Layer 3 routers

  • B,C,D
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