Dell POWEREDGE M1000E - Manual (Page 265)

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Cisco Catalyst Blade Switch 3130 and 3032 for Dell Command Reference
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Chapter 2 Cisco Catalyst Blade Switch 3130 and 3032 for Dell Cisco IOS Commands
ip igmp snooping tcn
Related Commands Command Description
ip igmp snooping Enables IGMP snooping on the switch or on a VLAN.
ip igmp snooping tcn flood Specifies flooding on an interface as the IGMP snooping spanning-tree
TCN behavior.
show ip igmp snooping Displays the IGMP snooping configuration of the switch or the VLAN.