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The Internet Group Management Protocol (IGMP) is an internal protocol of the Internet Protocol (IP) suite.
IP manages multicast traffic by using switches, routers, and hosts that support IGMP. Enabling IGMP allows the ports to detect
IGMP queries and report packets and manage IP multicast traffic through the switch. IGMP have three fundamental types of
message as follows:
Message
Description
Query
A message sent from the queries (IGMP router or switch) asking for a response from each
host belonging multicast group.
Report
A message sent by a host to the queries to indicate that the host wants to be or is a
member of a given group indicated in the report message.
Leave Group
A message sent by a host to the queries to indicate that the host has quit being a member
of a specific multicast group.
IGMP protocol: Enable/disable IGMP snooping.
IGMP fast leave: Enable/disable IGMP snooping fast leave. If enable, switch will fast delete member who send leave report, else
wait one second.
IGMP Querier: Enable/disable IGMP snooping querier. If select disable, the switch can't send query report.
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