What about the description of IGMP Snooping, is it correct?

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Srikar Gude · Accepted Answer

IGMP Snooping establishes a MAC multicast address table by listening for IGMP packets sent by the host

Srikar Gude · Accepted Answer

IGMP Snooping runs at the link layer and is a multicast constraint mechanism on Layer 2 Ethernet switches that manages and controls multicast groups

Srikar Gude · Answer

IGMP Snooping solves the problem of multicast messages broadcasting in layer 3

Srikar Gude · Answer

IGMP Snooping does not consume the CPU of the switch

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