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    Monitoring IGMP Snooping

    Purpose

    Use the monitoring feature to view status and information about the IGMP snooping configuration.

    Action

    To display IGMP snooping details in the CLI, enter the following commands:

    • show igmp-snooping vlans
    • show igmp-snooping statistics
    • show igmp-snooping route
    • show igmp-snooping membership

    Meaning

    Table 1 summarizes the IGMP snooping details displayed.

    Table 1: Summary of IGMP Snooping Output Fields

    FieldValues

    IGMP Snooping Monitor

    VLAN

    VLAN for which IGMP snooping is enabled.

    Interfaces

    Interface connected to a multicast router.

    Groups

    Number of the multicast groups learned by the VLAN.

    MRouters

    Multicast router.

    Receivers

    Multicast receiver.

    IGMP Route Information

    VLAN

    VLAN for which IGMP snooping is enabled.

    Next-Hop

    Next hop assigned by the switch after performing the route lookup.

    Group

    Multicast groups learned by the VLAN.

    Published: 2013-01-17