Cisco Catalyst 3550

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Catalyst 3550 Multilayer Switch Command Reference
OL-8566-01
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show ip igmp snooping
Related Commands Command Description
ip igmp snooping Enables IGMP snooping on the switch or on a VLAN.
ip igmp snooping
last-member-query-interval
Enables the IGMP snooping configurable-leave timer.
ip igmp snooping querier Enables the IGMP querier function in Layer 2 networks.
ip igmp snooping report-suppression Enables IGMP report suppression.
ip igmp snooping
source-only-learning age-timer
Enables and configures the aging time of the forward-table
entries that the switch learns by using the source-only
learning method.
ip igmp snooping tcn Configures the IGMP topology change notification
behavior.
ip igmp snooping tcn flood Specifies multicast flooding as the IGMP spanning-tree
topology change notification behavior.
ip igmp snooping vlan
immediate-leave
Enables IGMP snooping immediate-leave processing on a
VLAN.
ip igmp snooping vlan mrouter Adds a multicast router port or configures the multicast
learning method.
ip igmp snooping vlan static Statically adds a Layer 2 port as a member of a multicast
group.
show ip igmp snooping groups Displays the IGMP snooping multicast table for the switch.
show ip igmp snooping mrouter Displays IGMP snooping multicast router ports for the
switch or for the specified multicast VLAN.
show ip igmp snooping querier Displays the configuration and operation information for
the IGMP querier configured on a switch.