宽频电信乙太网路之技术与趋势(英文版).ppt
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1、寬頻電信乙太網路之技術與趨勢,outline,IntroductionMetroEthernetForumCarrierClassEthernetEthernetDemarcationSummary,Ethernet,Mostpopularpacket-switchedLANtechnologyBusandStartopologiesBandwidths:10Mbps,100Mbps,1Gbps,10GbpsCSMA/CDCS=carriersenseSendonlyifmediumisidleMA=multipleaccessCD=collisiondetectionStopsendingi
2、mmediatelyifcollisionisdetectedExponentialBackoff,WhydidEthernetWin?,PricePerformanceAvailabilityEaseofuseScalability,WorldwideEthernetbasedServicesMarketSize,TelecomEquipmentfor2005(HR2004),EthernetServices2003-07(IDC),BroadbandServiceTrends,Source:InfoneticsApril2005,WirelessSubscribers,Source:IDC
3、,Yankee,EMC,BroadbandSubscribers,Source:IDC,Yankee,EMC,andbytheway,.Customerswantallofthese,deliveredviaasingle,convergednetwork.Enterprise&residentialBest-effort&bulletproof.,Video,voice&dataMobile&fixed,viathesameEthernet-enabledinfrastructure,MetroCarrierEthernet,TheNewNetworkArchitecture,Busines
4、sSubscriber,ServiceProvider,Nationwide/GlobalCarrierEthernet,Transport,ResidentialSubscriber,ANewNetworkArchitecture,VideoSource,Internet,Voicegateway,Voice/VideoTelephony,HDTVTVoD,VoD,VideoSource,GamingBusinessBackup,ERP,BroadbandWireless,BusinessBroadband,E-LineandE-LANservice,FTTxandDSLAMBackhaul
5、,Wirelessdata/videoNetworkinMotion,ResidentialTriple-Play,CarrierEthernet,WhatsCarrierEthernet,ScalabilityServicesandBandwidth100,000sofEVCsFromMbpstox10GbpsCustomerdataintegrity,Protection50msProtectionEndtoEndPathProtectionAggregatedLine&NodeProtection,HardQoSGuaranteedendtoendSLAEndtoEndCIRandEIR
6、Business,Mobile,Residential,TDMSupportSeamlessintegrationofTDMCircuitEmulationServicesSupportexistingvoiceapplications,ServiceManagementFastservicecreationCarrierclassOAMcapabilitiesCustomerNetworkManagement(CNM),CarrierEthernet,WhatistheMEF?,TheMetroEthernetForumisanon-profitorganizationcharteredwi
7、ththemissionofacceleratingWorldwideAdoptionofCarrierclassEthernetNetworksandServices.TheForumiscomprisedofleadingserviceproviders,majorincumbentlocalexchangecarriers,topnetworkequipmentvendors,testequipmentvendorsandotherprominentnetworkingcompaniesthatshareaninterestinmetroEthernet.TheMEFhasover65m
8、embersasofMarch2005.,AboveNetActelisAdvaOpticalNetworksAgilentTechnologiesAlcatelAlteraAMCCAtricaAT&TAxerraNetworksAxxessitBellSouthBritishTelecomCienaCorp.CiscoSystemsColtTelecommunicationsCorrigentSystemsCovaroNetworksDiatem,EricssonExtremeNetworksFoundryNetworksFranceTelecomR&DLLCFujitsuNetworkCo
9、mmunicationsFutureSoftHammerheadSystemsHarbourNetworksHatterasNetworks,Inc.HuaweiTechCo.Ltd.IndustrialTechnologyResearchInstituteIometrixIskratelIXIAJuniperNetworksKDDIR&DLaboratories,Inc.,MEFMemberListasofJune6,05,LucentTechnologiesLuminousNetworks,Inc.MahiNetworksMarconiCommunicationsMarvellSemico
10、nductorMet-NetCommunicationsMetrobilityOpticalNativeNetworksNortelNetworksCorp.NTTAdvancedTechnologyCorp.OmniTronSystemsTechnologyPMC-SierraQwestCommunicationsRADDataCommunicationsRazaMicroelectronicsReduxCommunicationsRiverstoneNetworksSBCCommunications,Inc.,ShenickSiemensAGSIINetworkSystems,IncSpi
11、rentCommunicationsSunriseTelecomTelcordiaTechnologiesTelcoSystemsTeliaSoneraABTellabsTerachipTpackA/ST-SystemsTransmodeSystemsTranswitchUNH-InterOperabilityLabVerizonCommunicationsWorldWidePacketsZarlinkSemiconductorZTECorporation,MEFMemberListasofJune6,05,CarrierEthernetStandards,ScalabilityMEF9UNI
12、TestingMEF11UNIFrameworkMEFUNIIIAMEFUNITypeIIMEFEthernetAggregationIEEE802.1,ProtectionMEF2EthernetProtectionMEF4ArchitectureFrameworkIETFMPLSFastReroute,HardQoSMEF6ServiceDefinitionMEF10ServiceAttributesMEFServiceAttributesIIMEFServiceAttributesTestingMEFServiceDefinitionII,TDMSupportMEF3CESFramewo
13、rkMEF8CESImplementationMEFTDMTesting,ServiceManagementMEF7EMSandNMSInfoModelMEFOAMFramework&RequirementsMEFPerformanceMonitoringMEFNEManagementRequirementsIEEE802.1,ITU,CarrierEthernet,CarrierEthernetDrivers,ResidentialTriplePlaywithIPTV100sofTVchannelsVideoondemandVideorecording/playbackInteractive
14、videoappsMulti-megabitInternetaccessRemotelearningGaming,BusinessUltimateConnectivityDataCenterConsolidationGigabitconnectivitybetweenbusinessesStorageanddisasterrecoveryGuaranteedratemulti-megabitInternetaccessVideoconferencing&broadcastBusinesstelephony,MobileWirelessbackhaulWi-FiAccessdeliveryWiM
15、AXinfrastructure3GandbeyondwirelessNextgendataservicesHighresolutionphotoWirelessvideoGamingDigitalTV,SupportingBusinessServices,Any-to-anyLayer2VPNtointerconnectmultiplelocationstransparentlyandeffectively(withhighandguaranteedbandwidth)Supportingtheconvergenceofdataandvoice,Branch,ISP,Nationwide/G
16、lobalCarrierEthernet,IP,Branch,Branch,Branch,HQ,Internet,E-LAN,SupportingTransportforIPNetwork,Nationwide/GlobalCarrierEthernet,IP,IP,IP,E-LANconnectionsamongroutersAnylogicalIPtopology,multipleEVCsofasinglephysicalinterfaceItsupportsallbusinessIPservices,fromIPVPNtoInternetaccess,R,R,R,R,R,R,R,R,R,
17、R,R,R,SupportingTVDistributionService,Subscribers,Nationwide/GlobalCarrierEthernet,IPDSLAM,1.Multicasttree(s)is(are)establishedwithQoSguaranteed,2.Subscribers(theSet-Top-Box)sendsrequestforachannel,3.CarrierEthernetfilters,onlyreplicatesandforwardstherequestedchanneltothesubscribers,4.Videosourcepro
18、tectionandnetworkprotectionaresetupautomaticallyuponrequirement,L2DSLAM,IPDSLAM,L2DSLAM,IPDSLAM,IPDSLAM,L2DSLAM,SupportingVoDService,Subscribers,Nationwide/GlobalCarrierEthernet,IPDSLAM,1.AnE-LANconnectionisestablishedbetweenDSLAMsandVoDservers,2.Subscribers(theSet-Top-Box)sendsrequesttoRSMforamovie
19、,3.RSMfinds/informsthebestVoDserver,acknowledgesubscribersofsuch,L2DSLAM,IPDSLAM,L2DSLAM,IPDSLAM,IPDSLAM,L2DSLAM,E-LAN,4.ThesubscriberestablishesRTPandRTSPsessionwithVoDandCommandserverrespectively,SupportingVoIPService,Subscribers,Nationwide/GlobalCarrierEthernet,IPDSLAM,L2DSLAM,L2DSLAM,IPDSLAM,L2D
20、SLAM,1.AnE-LANconnectionisestablishedbetweenWANrouterstobuildanIPWAN,L2DSLAM,L2DSLAM,E-LAN,2.AnE-LANconnectionisestablishedbetweentheDSLAMsandtheIPPoPineachmetro,3.CallercontactstheSIPProxyserverinordertofindtheIPaddressofthecalledparty,4.CallerestablishesRTPsessionwiththecalledpartythroughE-LANconn
21、ection,CarrierEthernetfor3G/UMTSBackhaul,GuaranteedQoSFlexibleSLAportfoliosfordifferentusersandservicesFlexiblebandwidthgrowthwithoutnetworkupgradeEfficientnetworkformultimediaapplications(P2P,P2MP,MP2MP)SecureconnectivityforcorporateandconsumerusersSeamlessintegrationwiththewirelinetransportnetwork
22、bothEthernetandTDM,CarrierEthernet,IP,SupportingResidentialTriplePlayServices,Subscribers,Nationwide/GlobalCarrierEthernet,IPDSLAM,L2DSLAM,IPDSLAM,L2DSLAM,IPDSLAM,IPDSLAM,L2DSLAM,Voice,video&datadistribution&backhaul,ServiceProviderBenefits,GreaterRevenuePotential-GranularBandwidthMultipleRevenueStr
23、eamsfromSingleInterfaceInternetAccess(E-Line)EthernetVirtualPrivateLine(E-Line)VirtualPrivateLANService(E-LAN)BTVandVoD(TriplePlay)VASEnabled(VoIP,L3VPN,TDM/CESetc.)LowerCapitalCostsLowerOPEXCostsHigherCustomerRetention,EthernetDemarcation,WhatisEthernetDemarcation?,UNI,UNI,MediaConvrtr.,MediaConvrt
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- 宽频 电信 网路 技术 趋势 英文
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