LevelOne MSL-3S79 - Manual (Page 52)

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information. IP multicast addresses range from 224.0.0.0 through 239.255.255.255.
IGMP Snoop: Enable or disable the IGMP snoop.
IGMP Query: The IGMP query function has 3 modes - Enable, Disable or Auto -
for selection. The IGMP query information will be displayed in IGMP status
section.
IGMP interval: The interval of General Query being sent. (Read Only)
Click Apply .
IGMP Configuration interface
97B
6.6.6.2 IGMP Static Configuration
Multicasts are similar to broadcasts, they are sent to all end stations on a LAN or
VLAN. Multicast filtering is the system by which end stations only receive multicast
traffic if they register to join specific multicast groups. With multicast filtering, network
devices only forward multicast traffic to the end stations that are connected to
registered ports.
This function action when IGMP Configuration disable.