Cisco Catalyst 3030 Command Reference Manual page 355

Chapter 2 Cisco Catalyst Blade Switch 3030 Cisco IOS Commands
Command
show ip igmp snooping mrouter
show ip igmp snooping querier
78-17262-01
Description
Displays IGMP snooping multicast router ports for the
switch or for the specified multicast VLAN.
Displays the configuration and operation information for
the IGMP querier configured on a switch.
Cisco Catalyst Blade Switch 3030 Command Reference
show ip igmp snooping
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