ES-3124 User’s Guide
276 Chapter 36 Configuration Mode Commands
• Enable IGMP snooping on the switch.
• Set the host-timeout and leave-timeout values to 30 seconds
• Set the switch to drop packets from unknown multicast groups.
36.2 Configure IGMP Filter
Use the following commands in the config mode to configure IGMP filtering profiles.
Syntax:
igmp-filtering
igmp-filtering profile <name> start-address <ip> end-address
<ip>
where
An example is shown next.
• Enable IGMP filtering on the switch.
• Create an IGMP filtering profile filter1 and specify the multicast IP addresses in the
range 224.255.255.0 to 225.255.255.255 to belong to this profile.
ras(config)# igmp-snooping
ras(config)# igmp-snooping host-timeout 30
ras(config)# igmp-snooping leave-timeout 30
ras(config)# igmp-snooping unknown-multicast-frame drop
igmp filtering
= Enables IGMP filtering on the switch
profile <name> =
Specifies a name (up to 32 alphanumeric characters) for this IGMP
profile. If you want to edit an existing IGMP profile enter the existing
profile name followed by
start-address and end-address
parameters.
start-address =
Specifies the starting multicast IP address for a range of multicast IP
addresses that you want to belong to the IGMP filter profile. IP
address in the range 224.0.0.0 to 239.255.255.255 are used for IP
multicasting.
end-address =
Specifies the ending multicast IP address for a range of multicast IP
addresses that you want to belong to the IGMP filter profile. IP
address in the range 224.0.0.0 to 239.255.255.255 are used for IP
multicasting.
ras(config)# igmp-filtering
ras(config)# igmp-filtering profile filter1 start-address 224.255.255.0
end-address 225.255.255.255
