2 configure igmp filter – ZyXEL Communications ZyXEL Dimension ES-2108 User Manual
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ES-2108 Series User’s Guide
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Chapter 32 Configuration Mode Commands
• Set the switch to drop packets from unknown multicast groups.
32.2 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.
sysname(config)# igmp-snooping
sysname(config)# igmp-snooping host-timeout 30
sysname(config)# igmp-snooping leave-timeout 30
sysname(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.
sysname(config)# igmp-filtering
sysname(config)# igmp-filtering profile filter1 start-address
224.255.255.0 -> end-address 225.255.255.255