IEEE 802.3 Ethernet

IEEE EthernetDavid LawIEEE Working Group Chair (January 2010)IEEE Overview (Version - January 2010)AgendaIEEE OverviewIEEE Ethernet Physical LayersRate, distance, mediaIEEE Ethernet emerging technologiesNew physical layers, new technologiesConclusionIEEE Overview (Version - January 2010)AgendaIEEE OverviewIEEE Ethernet Physical LayersRate, distance, mediaIEEE Ethernet emerging technologiesNew physical layers, new technologiesConclusionIEEE Overview (Version - January 2010)IEEE Std Frame formatMAC Client DataSADASize (Octets)66246 to 1500 or 1504 or 19824 SFDP reamble17 Key: SFD Start frame delimiterDA Destination addressSA Source addressMAC Medium access controlFCS Frame check sequencePADE xtensionFCSL ength/TypeFramePacketIEEE Overview (Version - January 2010)IEEE Std layer diagram 1Mb/s and 10Mb/s PMAM ediumPhysicalData linkNetworkTransportSessionPresentationM ACMAC controlLLC or other MAC clientHigher layersAUIKey: LLC Logical link controlMAC Medium access controlPLS Physical layer signallingAUI Attachment unit interfaceMAU Medium attachment unitPMA Physical medium attachmentMDI Media dependant interfaceMDIPLSMAUA pplicationOSI Reference model layersIEEE Overview (Version - January 2010)Key: LLC Logical link controlMAC Medium access controlRS Reconciliation sublayerxMII Medium independent interfacePHY Physical layer deviceP

IEEE 802.3 Ethernet emerging technologies Demand for increased bandwidth – By connected devices – By devices aggregating these devices Continuing evolution of Ethernet – DTE Power via MDI – Energy-efficient Ethernet – Mapping to OTN Convergence around Ethernet – Data Centre Bridging (e.g. FCoE, iWARP) – Audio/Video Bridging

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  Energy, Efficient, Ethernet, Energy efficient ethernet

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