IPv6 MLD Snooping Commands 517• Group Membership Interval — Shows the amount of time in seconds thata switch will wait for a report from a particular group on a particularinterface, which is participating in the VLAN, before deleting the interfacefrom the entry. This value may be configured.• Last Listener Query Interval—Displays the amount of time the switchwaits after it sends a query on an interface, participating in the VLAN,because it did not receive a report for a particular group on that interface.This value may be configured.• Multicast Router Present Expiration Time — Displays the amount of timeto wait before removing an interface that is participating in the VLANfrom the list of interfaces with multicast routers attached. The interface isremoved if a query is not received. This value may be configured.• Listener Message Suppression Mode—Sends only the first report receivedin response to a query to the router.Exampleconsole(config)#show ipv6 mld snoopingAdmin Mode..................................... EnableMulticast Control Frame Count.................. 6255SSM FDB Capacity............................... 64SSM FDB High Water Mark........................ 1SSM FDB Current Entries........................ 1Flooding Unregistered to All Ports............. DisabledVlan 1:--------MLD Snooping Admin Mode........................ EnabledImmediate Leave Mode........................... DisabledGroup Membership Interval...................... 260Last Listener Query Interval................... 10Multicast Router Expiry Time................... 300Listener Message Suppression Mode.............. Enabledshow ipv6 mld snooping groupsThe show ipv6 mld snooping groups command displays the MLD Snoopingand SSM entries in the MFDB table.
