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Layer 2 IGMP (Snooping and Query)
28-3
28
• IGMP Version — Sets the protocol version for compatibility with other devices on
the network. (Range: 1-2; Default: 2)
Notes: 1.
All systems on the subnet must support the same version.
2. Some attributes are only enabled for IGMPv2, including IGMP Report Delay
and IGMP Query Timeout.
Web – Click IGMP Snooping, IGMP Configuration. Adjust the IGMP settings as
required, and then click Apply. (The default settings are shown below.)
Figure 28-1 IGMP Configuration
CLI – This example modifies the settings for multicast filtering, and then displays the
current status.
Console(config)#ip igmp snooping 57-1
Console(config)#ip igmp snooping querier 57-4
Console(config)#ip igmp snooping query-count 10 57-5
Console(config)#ip igmp snooping query-interval 100 57-5
Console(config)#ip igmp snooping query-max-response-time 20 57-6
Console(config)#ip igmp snooping router-port-expire-time 300 57-7
Console(config)#ip igmp snooping version 2 57-2
Console(config)#exit
Console#show ip igmp snooping 57-3
Service status: Enabled
Querier status: Enabled
Query count: 10
Query interval: 100 sec
Query max response time: 20 sec
Router port expire time: 300 sec
IGMP snooping version: Version 2
Console#