Arapidlygrowingindustrialconsortium,calledtheZigBee1Alliance[1],havemorethan100companiesworkingtogethertoenablereliable,cost-effective,low-power,wirelesslynetworkedproducts.TheallianceselectsIEEE802.15.4[2]asMACandPHYlayerstandard,andjustratifiedtheZigBeespecificationsfornetworkand