IGMP窥探有限公司nfiguration 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 Disabling IGMP snooping 查看IGMP探听信息