IEEE802.3-2015以太网标准Ethernetlocalareanetworkoperationisspecifiedforselectedspeedsofoperationfrom1Mb/sto100Gb/susingacommonmediaaccesscontrol(MAC)specificationandmanagementinformationbase(MIB).TheCarrierSenseMultipleAccesswithCollisionDetection(CSMA/CD)MACprotocolspecifiessharedmedium(ha