Configuring Layer 2 Multicast MLD Snooping Configuration
Configuration Guide  
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Switch(config)#ipv6 mld snooping vlan-config 1 rtime 320
Switch(config)#ipv6 mld snooping vlan-config 1 immediate-leave
Switch(config)#ipv6 mld snooping vlan-config 1 report-suppression
Switch(config)#show ipv6 mld snooping vlan 1
Vlan Id: 1
    Vlan MLD Snooping Status: Enable
    Fast Leave: Enable
    Report Suppression: Enable
    Router Time: Enable
    Member Time: Enable
Querier: Disable
    ...
Switch(config)#end
Switch#copy running-config startup-config
The following example shows how to enable MLD Snooping querier for VLAN 1, and 
configure the query interval as 100 seconds, the maximum response time as 15 seconds,  
the last listener query interval as 2 seconds, the last listener query count as 3, and the 
general query source IP as FE80::1:
Switch#configure
Switch(config)#ipv6 mld snooping vlan-config 1 querier
Switch(config)#ipv6 mld snooping vlan-config 1 querier query-interval 100
Switch(config)#ipv6 mld snooping vlan-config 1 querier max-response-time 15
Switch(config)#ipv6 mld snooping vlan-config 1 querier last-listener-query-interval 2
Switch(config)#ipv6 mld snooping vlan-config 1 querier last-listener-query-count 3
Switch(config)#ipv6 mld snooping vlan-config 1 querier general-query source-ip 
FE80::1
Switch(config)#show ipv6 mld snooping vlan 1
Vlan Id: 1
    ...
Querier:                                                 Enable
    Maximum Response Time:        15
    Query Interval:                                100