114
GS716T and GS724T Gigabit Smart Switches
IGMP Snooping Configuration
Use the IGMP Snooping Configuration page to configure the parameters for IGMP snooping,
which is used to build forwarding lists for multicast traffic.
To access the IGMP Snooping Configuration page, click
Switching
Multicast
IGMP
Snooping
IGMP Snooping Configuration
.
To configure IGMP Snooping:
1.
Enable or disable IGMP Snooping on the switch.
•
Enable
. The switch snoops all IGMP packets it receives to determine which segments
should receive packets directed to the group address.
•
Disable
. The switch does not snoop IGMP packets.
2.
Choose whether to validate the IGMP IP header.
•
Enable
. The switch checks the IP header of all IGMP messages for the Router Alert
option. If the option is not present, the packet is dropped.
•
Disable
. The IGMP IP header is not checked for Router Alert option.
3.
Choose whether to block unknown multicast addresses.
•
Enable
. Packets with unknown multicast MAC address in the destination field will be
dropped.
•
Disable
. Packets with unknown destination multicast MAC addresses are processed.
4.
Click
Apply
to send the updated configuration to the switch. Configuration changes take
effect immediately.
