IGMP snooping IGMP snooping overview IGMP snooping defaults, protocols, and supported configuration How IGMP snooping works IGMP snooping configuration task list Enabling or disabling IGMP snooping Specifying the IGMP snooping version Configuring IGMP snooping static groups Enabling drop-unknown filters Configuring IGMP snooping fast learn ports globally Configuring IGMP snooping per port filtering Unconfiguring IGMP snooping Viewing IGMP snooping information IGMP Snooping commands