ThisApplicationNoteexplainshowafeaturecalledIGMPsnoopingcansignificantlyreducetrafficfromstreamingmediaandotherbandwidth-intensiveIPmulticastapplications.ThisdocumentintroducestheIGMPprotocolandprovidesstep-by-stepinstructionsforconfiguringDellPowerConnect33xxswitchestouseIGMPsnooping.