MLD snooping VLAN configuration commands ipv6 mld snooping ipv6 mld snooping fastlearn ipv6 mld snooping fastleave ipv6 mld snooping forced fastleave ipv6 mld snooping [version <ver>] ipv6 mld snooping apply access-list ipv6 mld snooping [auto <port-list>] ipv6 mld snooping [blocked <port-list>] ipv6 mld snooping [forward <port-list>] ipv6 mld snooping [static-group <X:X::X:X>]