hpicfMldIfEntrySnoopingFeature 1.3.6.1.4.1.11.2.14.11.5.1.48.1.1.5.1.2

When enabled along with MLD, any IPv6 Multicast packets that are joined by an MLD host will be be restricted to ports which have recieved the joins. This can be overridden by other features like hpicfMldPortConfigEntryPortModeFeature.