Configuring L2 Multicast Features 751Configuring MLD Snooping QuerierBeginning in Privileged EXEC mode, use the following commands toconfigure MLD snooping querier settings on the switch and on VLANs.ipv6 mld snooping vlanvlan-id immediate-leaveEnables MLD snooping immediate-leave mode on thespecified VLAN. Enabling immediate-leave allows theswitch to immediately remove the layer 2 LAN interfacefrom its forwarding table entry upon receiving an MLDleave message for that multicast group without firstsending out MAC-based general queries to the interface.ipv6 mld snooping vlanvlan-id mcrtexpiretimesecondsSpecify the multicast router time-out value for toassociate with a VLAN. This command sets the number ofseconds to wait to age out an automatically-learnedmulticast router port.CTRL + Z Exit to Privileged EXEC mode.show ipv6 mld snoopingvlanvlan-idView the MLD snooping settings on the VLAN.Command Purposeconfigure Enter global configuration mode.ipv6 mld snoopingquerierEnable the MLD snooping querier on the switch.ipv6 mld snoopingquerier vlanvlan-id[addressipv6-address]Enable the MLD snooping querier on VLAN specifiedwith thevlan-id parameter.Use the optionalip-address parameter to specify the IPaddress that the snooping querier switch should use as thesource address when generating periodic queries.Command Purpose
