Layer 2 Switching Commands 512You should enable immediate-leave admin mode only on VLANs where onlyone host is connected to each layer 2 LAN port. This prevents the inadvertentdropping of the other hosts that were connected to the same layer 2 LANport, but were still interested in receiving multicast traffic directed to thatgroup. Also, immediate-leave processing is supported only with MLD version1 hosts.Syntaxipv6 mld snooping vlan vlan-id immediate-leave• vlan-id— A VLAN identifier (Range 1-4093).Default ConfigurationImmediate leave is disabled on all VLANs by default.Command ModeGlobal Configuration mode.User GuidelinesThere are no user guidelines for this command.ExampleThis example enables mld snooping immediate-leave for VLAN 2.console(config)#ipv6 mld snooping vlan 2 immediate-leaveipv6 mld snooping listener-message-suppressionThis command enables MLD listener message suppression on a specificVLAN. Use the no form of this command to disable listener messagesuppression.Syntaxipv6 mld snooping vlan vlan-id listener-message-suppressionno ipv6 mld snooping vlan vlan-id listener-message-suppression• vlan-id — A VLAN identifier (Range 1-4093).
