Lobos Tech LB-FEA800M - Manual (Page 67)

5-4-6. Filter Database
5-4-6-1. IGMP Snooping
The 8TP+1Fiber Management 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: