Cisco Catalyst 4500 Series Command Reference Manual page 370

ip igmp snooping
This example shows how to enable the flooding of the spanning tree table to the network after nine
topology changes have occurred:
Switch(config)# ip igmp snooping tcn flood query count 9
Switch(config)#
This example shows how to disable the flooding of the spanning tree table to the network:
Switch(config)# no ip igmp snooping tcn flood
Switch(config)#
This example shows how to enable an IGMP general query:
Switch(config)# ip igmp snooping tcn query solicit
Switch(config)#
This example shows how to disable an IGMP general query:
Switch(config)# no ip igmp snooping tcn query solicit
Switch(config)#
Related Commands Command
ip igmp snooping vlan immediate-leave
ip igmp snooping vlan mrouter
ip igmp snooping vlan static
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
2-312
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
Description
Enable IGMP immediate-leave processing.
Configures a Layer 2 interface as a multicast router
interface for a VLAN.
Configures a Layer 2 interface as a member of a group.
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