Milan Technology MIL-SM2401MAF - Manual (Page 137)

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Trunking – State Activity interface
Forwarding and Filtering
IGMP Snooping
The switch support IP multicast, you can enable IGMP protocol on web management’s
switch setting advanced page, then display the IGMP snooping information in this page,
you can view difference multicast group VID and member port in here, IP multicast
addresses range from 224.0.0.0 through 239.255.255.255.
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: