城域核心網(wǎng)發(fā)展趨勢課件

城域核心網(wǎng)發(fā)展趨勢

-從以太網(wǎng)城域網(wǎng)到電信級以太網(wǎng)

侯自強城域核心網(wǎng)發(fā)展趨勢

-從以太網(wǎng)城域網(wǎng)到電信級以太網(wǎng)侯自強1題要一、以太網(wǎng)演化和城域以太網(wǎng)論壇二、電信級以太網(wǎng)三、以太網(wǎng)傳輸四、產(chǎn)品、案例五、小結(jié)題要一、以太網(wǎng)演化和城域以太網(wǎng)論壇2一、以太網(wǎng)演化和

城域以太網(wǎng)論壇一、以太網(wǎng)演化和

城域以太網(wǎng)論壇3城域以太網(wǎng)快速發(fā)展2004年城域以太網(wǎng)設備全球銷售額為26億美元，2005年翻一番達49億美元。預期2009年可以達到150億美元。城域以太網(wǎng)快速發(fā)展的原因是簡單、可以快速布設，帶寬可擴展和粒度可變。內(nèi)部開銷低時延比采用3層的系統(tǒng)低低成本：城域以太網(wǎng)以傳統(tǒng)技術(shù)兩倍的代價，提供7－8倍帶寬。廣域以太網(wǎng)比傳統(tǒng)技術(shù)低20－30％。此外路由器接口要便宜很多城域以太網(wǎng)快速發(fā)展2004年城域以太網(wǎng)設備全球銷售額為26億4以太網(wǎng)業(yè)務預測區(qū)域市場地區(qū)2008CAGRProbeGroup歐洲$5billion40%Frost&Sullivan亞太$15.4billion31.5%YankeeGroup北美$4.0billion57.0%20042009CAGRInfonetics$2.5Billion$22.2billion54.7%以太網(wǎng)業(yè)務預測“以太網(wǎng)業(yè)務市場的14%是新開拓的而86%將來自傳統(tǒng)業(yè)務的替代”

VerticalSystemsGroup以太網(wǎng)業(yè)務預測區(qū)域市場地區(qū)2008CAGRProbeGro51973Meltcalfe&Boggs1980DEC,Intel,Xerox"bluebook"1985IEEE802.3Ethernet10MbpsStandard2.94Mbps10Mbps19811995100MbpsIEEEFastEthernetStandardFirstProducts19971GigabitEthernetoverFiberStandard19991GigabitEthernetoverCopperStandard19941997100Mbps10Gbps1Gbps20012001

10GigabitEthernetLAN2001

10GigabitEthernetWANManagement,Higherbandwidth,wireless采用其它技術(shù)發(fā)展以太網(wǎng)業(yè)務1970s1980s1990s

2000s從LAN擴展到MAN以太網(wǎng)發(fā)展過程19731980DEC,Intel,Xerox"bl6城域以太網(wǎng)論壇MEF成立于2001年6月目的是加速發(fā)展運營商級以太網(wǎng)和業(yè)務開始工作于城域以太網(wǎng),為企業(yè)用戶提供光城域網(wǎng)接入連接企業(yè)局域網(wǎng)。進一步擴展到發(fā)展電信級以太網(wǎng)。概念進一步推廣到跨國家全球網(wǎng)絡提供全世界業(yè)務接入網(wǎng)可以基于光纖、銅線、EPON、無線和有線電視電纜融合商業(yè)樓宇，居民區(qū)、無線接入共享同一基礎設施，業(yè)務經(jīng)過統(tǒng)一認證，獲取規(guī)模經(jīng)濟效益。城域以太網(wǎng)網(wǎng)論壇MEF城域以太網(wǎng)論壇MEF成立于2001年6月目的是加速發(fā)展運營商7城域以太網(wǎng)業(yè)務定義城域以太網(wǎng)論壇(MEF)定義兩種以太網(wǎng)業(yè)務和三種業(yè)務類別業(yè)務類型ServiceType業(yè)務類別ServiceClass關(guān)鍵應用E-Line以太網(wǎng)專線業(yè)務EthernetPrivateLineService存儲,數(shù)據(jù)鏡像,業(yè)務連續(xù)性以太網(wǎng)虛擬專線業(yè)務EthernetVirtualPrivateLineService服務器加固大文件傳送以太網(wǎng)DIAELAN以太網(wǎng)局域網(wǎng)業(yè)務EthernetLANServiceLAN-LAN,VOIP,遠程學習,內(nèi)容分發(fā)城域以太網(wǎng)業(yè)務定義城域以太網(wǎng)論壇(MEF)定義兩種以太網(wǎng)業(yè)8城域以太網(wǎng)的應用以太網(wǎng)做為業(yè)務

提供和出售連接商業(yè)市場業(yè)務EthernetVPNsEthernetPrivateLineEthernetVirtualPrivateLineEthernetVirtualPrivateLAN以太網(wǎng)做為基礎設施

支持居民區(qū)和商業(yè)Svcs話音、視頻、數(shù)據(jù)三重業(yè)務互聯(lián)網(wǎng)接入存儲城域集中器DSL集中器無線干線互聯(lián)網(wǎng)接入和IPVPNsProvider

MENVoiceASPDataVideoCECEPoint-to-PointEVCUNIUNIE-LineServicetype城域以太網(wǎng)的應用以太網(wǎng)做為業(yè)務以太網(wǎng)做為基礎設施Prov9二、電信級以太網(wǎng)二、電信級以太網(wǎng)10什么是電信級以太網(wǎng)?可擴展業(yè)務和帶寬100,000個EVC’s從Mbpst到x10Gbps保護50ms保護端到端路徑保護集中線路和結(jié)點保護服務質(zhì)量保證端到端的SLA端到端的CIR和EIR商業(yè)。移動，居民區(qū)TDM支持無縫集成TDM電路模擬業(yè)務支持現(xiàn)有話音業(yè)務業(yè)務管理快速提供服務運營商級OAM能力客戶網(wǎng)絡管理(CNM)CarrierEthernet電信級以太網(wǎng):IEEE802.3以太網(wǎng)＋5項運營商級特性什么是電信級以太網(wǎng)?可擴展保護服務質(zhì)量TDM支持業(yè)務管理C11電信級以太網(wǎng)提供融合的業(yè)務VideoSource互聯(lián)網(wǎng)話音網(wǎng)關(guān)CarrierEthernet話音/視頻電話HDTVTVoD,VoDVideoSource游戲商業(yè)備份,ERPMobile3G

居民區(qū)Triple-Play商業(yè)寬帶E-Line,E-LAN,

和TDM業(yè)務FTTx和DSLAM干線寬帶移動數(shù)據(jù)/視頻ATM的QoS和流量工程SONET/SDH的彈性和管理以太網(wǎng)的簡單和經(jīng)濟性電信級以太網(wǎng)提供融合的業(yè)務VideoSource互聯(lián)網(wǎng)話音12電信級以太網(wǎng)可以支持兩種核心網(wǎng)IP/MPLSInternetIMSC/SP2PSIPINON

應用：話音VoIP、視頻IPTV應用：話音互聯(lián)網(wǎng)電話、視頻互聯(lián)網(wǎng)電視、新媒體企業(yè)、大客戶、VIP寬帶消費者電信級以太網(wǎng)可以支持兩種核心網(wǎng)IP/MPLSInternet13寬帶業(yè)務應用居民區(qū)TriplePlaywithIPTV100’sofTVchannelsVideoondemandVideorecording/playbackInteractivevideoappsMulti-megabitInternetaccessRemotelearningGaming商業(yè)強化業(yè)務GigabitconnectivitybetweenbusinessesDataCenterConsolidationStorageanddisasterrecoveryGuaranteedratemulti-megabitInternetaccessVideoconferencing&broadcastBusinesstelephony移動無線干線Wi-FiAccessdeliveryWiMAXinfrastructure3GandbeyondwirelessNextgendataservicesHighresolutionphotoWirelessvideoGamingDigitalTV寬帶業(yè)務應用居民區(qū)商業(yè)移動14企業(yè)業(yè)務Inter-LAN,Inter-PABXandSANCustomersiteCustomersiteCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteIPVPNNetworkCarrierEthernetCustomersiteCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteIPVPNASP,orExtranetCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteCarrierEthernetVPLSGroupHighSpeedAccesstoIP-VPNHighSpeedInternetAccessVPLSorVPLS-TEServiceMulti-ServiceAccess企業(yè)業(yè)務Inter-LAN,Inter-PABXand15加速全球采用電信級以太網(wǎng)和業(yè)務加速全球采用電信級以太網(wǎng)和業(yè)務16以太網(wǎng)業(yè)務的演化Vorizon1998-20042004-PresentServiceCharacteristicsBestEffortDataCoSCapabilitiesinclude:BestEffort,PriorityDataandRealTimeCommunicationsApplicationsBurstyhighbandwidthdataPrioritydata,VOIP,Conferencing,CallCenter,DistanceLearningSpeedsPrimarily10megabitatBranchOffices100megatHQandDataCenter100megUNIatBranchesGigabitatHQandDataCenterSLA’sOperational(Throughput,MTTR,Uptime)OperationalandPerformanceincludingmetricsfor(latency,jitter)ServiceClassELANonlyCompletePortfolioincluding:ELAN,EVPLandELINEservicesandemergingEthernetAccesstoIPFootprintMetroOnlyMetro,Nationalandemergingglobal以太網(wǎng)業(yè)務的演化Vorizon1998-20042004-17Verizon以太網(wǎng)業(yè)務GlobalNationalMetroCOVERAGEGlobalDataLink(USand9EuropeanCountries)EthernetPrivateLineEthernetPrivateLineandDedicatedSONETRingsinover80marketsEthernetPrivateLine–Layer1PrivateIP(metro,national,international)InternetDedicated(metro,national,international)EthernetAccessGlobalVPLScomingin2007NationwideVPLScominginQ42006VZE-LANIn-regionE-LANGlobalDataLink(USand9EuropeanCountries)EthernetVirtualPrivateLineEthernetVirtualPrivateLineinover80marketsEthernetVirtualPrivateLine–Layer2E-LineVerizon’sEthernetProductPortfolioServiceClassServiceTypeVerizon以太網(wǎng)業(yè)務GlobalNationalMet18三、以太網(wǎng)傳輸三、以太網(wǎng)傳輸19多種傳輸技術(shù)EthernetConnectivityServicesIP-basedServicesVOIPInternetIP-VPNIPTVEthernetATMPDHE-LINEE-LANVLANMPLSWDMIP和Ethernet運行在任何基礎設施上20%30%50%SONETL3EthernetWDMMPLSRPRTechnologyforEthernetServicesSource:HeavyReading50+%的以太網(wǎng)業(yè)務利用SONET~30%的以太網(wǎng)業(yè)務利用DWDMMPLS,RPR也被使用DSLPONRPRSONET/SDH傳輸MACinMACConnectivityServicesSeparationIP-basedServicesVOIPInternetI20以太網(wǎng)傳輸功能和工具集中復用保護距離故障部分化端到端QoS以太網(wǎng)SONET/SDHC/DWDM彈性分組環(huán)RPRxSTPMPLS快速選路PWE3ProviderBridgingMAC包封ECombinations實現(xiàn)工具包物理層包封附件保護附件功能ScalabilityReliabilityHardQoSTDM

SupportServiceManagementCarrierEthernet以太網(wǎng)傳輸功能和工具集中以太網(wǎng)實現(xiàn)工具包物理層包封附件保護附21Add/DropcircuitsNosupportfor

packetservicesDistributedDXCMappingofPacketservicestocircuitsLimitedStatisticalmultiplexingOptimizedforpacketmultiplexingMappingofcircuits

overpacketsTraditional

synchronization以太網(wǎng)傳輸技術(shù)演化SONETPHYTDMFabricADMSTS-1VT1.5SONETPHYTDM

FabricMSPPSTS-1VT1.5PacketServicesSONETPHYNextGeneration

FabricPacketTransportVT1.5STS-1PacketServicesTDM TDM+Packet Packet+TDMAdd/DropcircuitsDistributedD22SDHAccessRing第一步:升級現(xiàn)有網(wǎng)絡

重新使用SDH的電信級特征

全-IP網(wǎng)的演化路徑SDHMetroRingSDHRegional/BackboneRingFTTXDSLMSPPmicroMSPPDWDMNetworkMSTPIP/MPLSIP/MPLSGFPMapper/FramerVCAT/LCASTraditionalSDH/SONETSwitchMatrixEthernet/MPLSSwitch在現(xiàn)有SONET/SDH設備中引入以太網(wǎng)線路卡SDH第一步:升級現(xiàn)有網(wǎng)絡重新使用SDH的電信級特征SD23Ethernet/RPRRing多地區(qū),多技術(shù)盡量利用現(xiàn)有網(wǎng)絡SDHAccessRingSDHMetroRingSDHRegional/BackboneRingFTTXDSLMSPPmicroMSPPDWDMNetworkMSTPIP/MPLSIP/MPLSCarrierEthernetSwitchFTTXDSL地區(qū)1(租借接入)地區(qū)2(自有網(wǎng)絡)E-LAN提供三重業(yè)務E-LINE提供商業(yè)連接Ethernet/RPR多地區(qū),多技術(shù)盡量利用現(xiàn)有網(wǎng)絡S24以太網(wǎng)傳輸?shù)慕?jīng)濟動力

充分利用對SONET/SDH網(wǎng)絡的大量投資大約$2000億在現(xiàn)有的SDH網(wǎng)上快速引入能夠創(chuàng)收的以太網(wǎng)業(yè)務在現(xiàn)有的設備上提供引入以太網(wǎng)接口卡，逐步地加入以太網(wǎng)功能新一代SONET/SDH提供向全IP網(wǎng)演化的路徑平滑演化網(wǎng)絡支持數(shù)據(jù)流連接固有的局域網(wǎng)接口低初始投資可擴展以太網(wǎng)傳輸?shù)慕?jīng)濟動力充分利用對SONET/SDH網(wǎng)絡的大25四、產(chǎn)品和案例四、產(chǎn)品和案例26CISCO的IPTV方案CISCO的IPTV方案27DSL(WT-101)DSL(WT-101)28RedbackSmartedge方案邊緣路由器以太網(wǎng)集中器客戶管理RedbackSmartedge方案邊緣路由器以太網(wǎng)集中器29哈爾濱IPTV哈爾濱IPTV30JuniperM系列邊緣路由器全面的VPN業(yè)務同時運行第2層虛擬電路、第2層VPN、第2.5層互通VPN、第3層2547VPN、VPLS、IPSec、IPoverIP和GRE等;擴展性高，可支持成千上萬的VPN低時延、低抖動性能的細粒度QoS，可支持話音、視頻及其他實時應用逐DLCI、VP、VC、VLAN、信道(DS0)和逐端口QoS分類、速率限制、整形、加權(quán)循環(huán)調(diào)度、嚴格優(yōu)先級調(diào)度、加權(quán)隨機早期檢測、隨機早期檢測和數(shù)據(jù)包標記將第2層QoS(802.1p、CLP、DE)映射到第3層QoS(IPDSCP、MPLSEXP)基于硬件的IPv6性能、IPv6overMPLS、IPv6overIPv4GRE隧道以及IPv6/IPv4雙堆棧功能。強勁的組播支持，包括：IGMPv1/v2/v3、PIM-SM、PIMDM、MLD、SSM、RP、MSDP、BSR以及MPLS/BGPVPN中的組播，以高效利用資源，傳輸高價值內(nèi)容基于網(wǎng)絡的安全業(yè)務包括NAT和狀態(tài)防火墻，以及逐VRF的NAT和狀態(tài)防火墻用于匯聚鏈路的MLPPP、MLFR.15和MLFR.16，802.3ad（包括LACP）JuniperM系列邊緣路由器31華為的電信級以太網(wǎng)產(chǎn)品華為數(shù)據(jù)通信及光網(wǎng)絡系列產(chǎn)品通過城域以太網(wǎng)論壇MEF（MetroEthernetForum）的電信級以太網(wǎng)認證（CarrierEthernetCertification）。相關(guān)產(chǎn)品包括：QuidwayNE80E/NE40E路由器、QuidwayCX200/CX300系列運營級交換機、QuidwayS8500系列路由交換機和QuidwayS6500系列路由交換機OptiXOSN9500/7500/3500/2500/1500系列智能光網(wǎng)絡設備,、OptiXMetro6100/6040系列城域波分設備以及OptiXMetro1000/500系列CPE設備。

華為的電信級以太網(wǎng)產(chǎn)品華為數(shù)據(jù)通信及光網(wǎng)絡系列產(chǎn)品通過城域以32五、小結(jié)城域以太網(wǎng)快速發(fā)展正在成為寬帶城域網(wǎng)的主流城域以太網(wǎng)進一步演化成為電信級以太網(wǎng)，其業(yè)務從城域延伸到全球。電信級以太網(wǎng)可以支持各種接入方法電信級以太網(wǎng)可以支持IMS/NGN和P2P/Internet兩種核心網(wǎng)電信級以太網(wǎng)可以運行在各種基礎網(wǎng)絡上，充分發(fā)揮已有投資的效益。五、小結(jié)城域以太網(wǎng)快速發(fā)展正在成為寬帶城域網(wǎng)的主流33演講完畢，謝謝觀看！演講完畢，謝謝觀看！34城域核心網(wǎng)發(fā)展趨勢

-從以太網(wǎng)城域網(wǎng)到電信級以太網(wǎng)

侯自強城域核心網(wǎng)發(fā)展趨勢

-從以太網(wǎng)城域網(wǎng)到電信級以太網(wǎng)侯自強35題要一、以太網(wǎng)演化和城域以太網(wǎng)論壇二、電信級以太網(wǎng)三、以太網(wǎng)傳輸四、產(chǎn)品、案例五、小結(jié)題要一、以太網(wǎng)演化和城域以太網(wǎng)論壇36一、以太網(wǎng)演化和

城域以太網(wǎng)論壇一、以太網(wǎng)演化和

城域以太網(wǎng)論壇37城域以太網(wǎng)快速發(fā)展2004年城域以太網(wǎng)設備全球銷售額為26億美元，2005年翻一番達49億美元。預期2009年可以達到150億美元。城域以太網(wǎng)快速發(fā)展的原因是簡單、可以快速布設，帶寬可擴展和粒度可變。內(nèi)部開銷低時延比采用3層的系統(tǒng)低低成本：城域以太網(wǎng)以傳統(tǒng)技術(shù)兩倍的代價，提供7－8倍帶寬。廣域以太網(wǎng)比傳統(tǒng)技術(shù)低20－30％。此外路由器接口要便宜很多城域以太網(wǎng)快速發(fā)展2004年城域以太網(wǎng)設備全球銷售額為26億38以太網(wǎng)業(yè)務預測區(qū)域市場地區(qū)2008CAGRProbeGroup歐洲$5billion40%Frost&Sullivan亞太$15.4billion31.5%YankeeGroup北美$4.0billion57.0%20042009CAGRInfonetics$2.5Billion$22.2billion54.7%以太網(wǎng)業(yè)務預測“以太網(wǎng)業(yè)務市場的14%是新開拓的而86%將來自傳統(tǒng)業(yè)務的替代”

VerticalSystemsGroup以太網(wǎng)業(yè)務預測區(qū)域市場地區(qū)2008CAGRProbeGro391973Meltcalfe&Boggs1980DEC,Intel,Xerox"bluebook"1985IEEE802.3Ethernet10MbpsStandard2.94Mbps10Mbps19811995100MbpsIEEEFastEthernetStandardFirstProducts19971GigabitEthernetoverFiberStandard19991GigabitEthernetoverCopperStandard19941997100Mbps10Gbps1Gbps20012001

10GigabitEthernetLAN2001

10GigabitEthernetWANManagement,Higherbandwidth,wireless采用其它技術(shù)發(fā)展以太網(wǎng)業(yè)務1970s1980s1990s

2000s從LAN擴展到MAN以太網(wǎng)發(fā)展過程19731980DEC,Intel,Xerox"bl40城域以太網(wǎng)論壇MEF成立于2001年6月目的是加速發(fā)展運營商級以太網(wǎng)和業(yè)務開始工作于城域以太網(wǎng),為企業(yè)用戶提供光城域網(wǎng)接入連接企業(yè)局域網(wǎng)。進一步擴展到發(fā)展電信級以太網(wǎng)。概念進一步推廣到跨國家全球網(wǎng)絡提供全世界業(yè)務接入網(wǎng)可以基于光纖、銅線、EPON、無線和有線電視電纜融合商業(yè)樓宇，居民區(qū)、無線接入共享同一基礎設施，業(yè)務經(jīng)過統(tǒng)一認證，獲取規(guī)模經(jīng)濟效益。城域以太網(wǎng)網(wǎng)論壇MEF城域以太網(wǎng)論壇MEF成立于2001年6月目的是加速發(fā)展運營商41城域以太網(wǎng)業(yè)務定義城域以太網(wǎng)論壇(MEF)定義兩種以太網(wǎng)業(yè)務和三種業(yè)務類別業(yè)務類型ServiceType業(yè)務類別ServiceClass關(guān)鍵應用E-Line以太網(wǎng)專線業(yè)務EthernetPrivateLineService存儲,數(shù)據(jù)鏡像,業(yè)務連續(xù)性以太網(wǎng)虛擬專線業(yè)務EthernetVirtualPrivateLineService服務器加固大文件傳送以太網(wǎng)DIAELAN以太網(wǎng)局域網(wǎng)業(yè)務EthernetLANServiceLAN-LAN,VOIP,遠程學習,內(nèi)容分發(fā)城域以太網(wǎng)業(yè)務定義城域以太網(wǎng)論壇(MEF)定義兩種以太網(wǎng)業(yè)42城域以太網(wǎng)的應用以太網(wǎng)做為業(yè)務

提供和出售連接商業(yè)市場業(yè)務EthernetVPNsEthernetPrivateLineEthernetVirtualPrivateLineEthernetVirtualPrivateLAN以太網(wǎng)做為基礎設施

支持居民區(qū)和商業(yè)Svcs話音、視頻、數(shù)據(jù)三重業(yè)務互聯(lián)網(wǎng)接入存儲城域集中器DSL集中器無線干線互聯(lián)網(wǎng)接入和IPVPNsProvider

MENVoiceASPDataVideoCECEPoint-to-PointEVCUNIUNIE-LineServicetype城域以太網(wǎng)的應用以太網(wǎng)做為業(yè)務以太網(wǎng)做為基礎設施Prov43二、電信級以太網(wǎng)二、電信級以太網(wǎng)44什么是電信級以太網(wǎng)?可擴展業(yè)務和帶寬100,000個EVC’s從Mbpst到x10Gbps保護50ms保護端到端路徑保護集中線路和結(jié)點保護服務質(zhì)量保證端到端的SLA端到端的CIR和EIR商業(yè)。移動，居民區(qū)TDM支持無縫集成TDM電路模擬業(yè)務支持現(xiàn)有話音業(yè)務業(yè)務管理快速提供服務運營商級OAM能力客戶網(wǎng)絡管理(CNM)CarrierEthernet電信級以太網(wǎng):IEEE802.3以太網(wǎng)＋5項運營商級特性什么是電信級以太網(wǎng)?可擴展保護服務質(zhì)量TDM支持業(yè)務管理C45電信級以太網(wǎng)提供融合的業(yè)務VideoSource互聯(lián)網(wǎng)話音網(wǎng)關(guān)CarrierEthernet話音/視頻電話HDTVTVoD,VoDVideoSource游戲商業(yè)備份,ERPMobile3G

居民區(qū)Triple-Play商業(yè)寬帶E-Line,E-LAN,

和TDM業(yè)務FTTx和DSLAM干線寬帶移動數(shù)據(jù)/視頻ATM的QoS和流量工程SONET/SDH的彈性和管理以太網(wǎng)的簡單和經(jīng)濟性電信級以太網(wǎng)提供融合的業(yè)務VideoSource互聯(lián)網(wǎng)話音46電信級以太網(wǎng)可以支持兩種核心網(wǎng)IP/MPLSInternetIMSC/SP2PSIPINON

應用：話音VoIP、視頻IPTV應用：話音互聯(lián)網(wǎng)電話、視頻互聯(lián)網(wǎng)電視、新媒體企業(yè)、大客戶、VIP寬帶消費者電信級以太網(wǎng)可以支持兩種核心網(wǎng)IP/MPLSInternet47寬帶業(yè)務應用居民區(qū)TriplePlaywithIPTV100’sofTVchannelsVideoondemandVideorecording/playbackInteractivevideoappsMulti-megabitInternetaccessRemotelearningGaming商業(yè)強化業(yè)務GigabitconnectivitybetweenbusinessesDataCenterConsolidationStorageanddisasterrecoveryGuaranteedratemulti-megabitInternetaccessVideoconferencing&broadcastBusinesstelephony移動無線干線Wi-FiAccessdeliveryWiMAXinfrastructure3GandbeyondwirelessNextgendataservicesHighresolutionphotoWirelessvideoGamingDigitalTV寬帶業(yè)務應用居民區(qū)商業(yè)移動48企業(yè)業(yè)務Inter-LAN,Inter-PABXandSANCustomersiteCustomersiteCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteIPVPNNetworkCarrierEthernetCustomersiteCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteIPVPNASP,orExtranetCustomersiteCarrierEthernetCustomersiteCustomersiteCustomersiteCarrierEthernetVPLSGroupHighSpeedAccesstoIP-VPNHighSpeedInternetAccessVPLSorVPLS-TEServiceMulti-ServiceAccess企業(yè)業(yè)務Inter-LAN,Inter-PABXand49加速全球采用電信級以太網(wǎng)和業(yè)務加速全球采用電信級以太網(wǎng)和業(yè)務50以太網(wǎng)業(yè)務的演化Vorizon1998-20042004-PresentServiceCharacteristicsBestEffortDataCoSCapabilitiesinclude:BestEffort,PriorityDataandRealTimeCommunicationsApplicationsBurstyhighbandwidthdataPrioritydata,VOIP,Conferencing,CallCenter,DistanceLearningSpeedsPrimarily10megabitatBranchOffices100megatHQandDataCenter100megUNIatBranchesGigabitatHQandDataCenterSLA’sOperational(Throughput,MTTR,Uptime)OperationalandPerformanceincludingmetricsfor(latency,jitter)ServiceClassELANonlyCompletePortfolioincluding:ELAN,EVPLandELINEservicesandemergingEthernetAccesstoIPFootprintMetroOnlyMetro,Nationalandemergingglobal以太網(wǎng)業(yè)務的演化Vorizon1998-20042004-51Verizon以太網(wǎng)業(yè)務GlobalNationalMetroCOVERAGEGlobalDataLink(USand9EuropeanCountries)EthernetPrivateLineEthernetPrivateLineandDedicatedSONETRingsinover80marketsEthernetPrivateLine–Layer1PrivateIP(metro,national,international)InternetDedicated(metro,national,international)EthernetAccessGlobalVPLScomingin2007NationwideVPLScominginQ42006VZE-LANIn-regionE-LANGlobalDataLink(USand9EuropeanCountries)EthernetVirtualPrivateLineEthernetVirtualPrivateLineinover80marketsEthernetVirtualPrivateLine–Layer2E-LineVerizon’sEthernetProductPortfolioServiceClassServiceTypeVerizon以太網(wǎng)業(yè)務GlobalNationalMet52三、以太網(wǎng)傳輸三、以太網(wǎng)傳輸53多種傳輸技術(shù)EthernetConnectivityServicesIP-basedServicesVOIPInternetIP-VPNIPTVEthernetATMPDHE-LINEE-LANVLANMPLSWDMIP和Ethernet運行在任何基礎設施上20%30%50%SONETL3EthernetWDMMPLSRPRTechnologyforEthernetServicesSource:HeavyReading50+%的以太網(wǎng)業(yè)務利用SONET~30%的以太網(wǎng)業(yè)務利用DWDMMPLS,RPR也被使用DSLPONRPRSONET/SDH傳輸MACinMACConnectivityServicesSeparationIP-basedServicesVOIPInternetI54以太網(wǎng)傳輸功能和工具集中復用保護距離故障部分化端到端QoS以太網(wǎng)SONET/SDHC/DWDM彈性分組環(huán)RPRxSTPMPLS快速選路PWE3ProviderBridgingMAC包封ECombinations實現(xiàn)工具包物理層包封附件保護附件功能ScalabilityReliabilityHardQoSTDM

SupportServiceManagementCarrierEthernet以太網(wǎng)傳輸功能和工具集中以太網(wǎng)實現(xiàn)工具包物理層包封附件保護附55Add/DropcircuitsNosupportfor

packetservicesDistributedDXCMappingofPacketservicestocircuitsLimitedStatisticalmultiplexingOptimizedforpacketmultiplexingMappingofcircuits

overpacketsTraditional

synchronization以太網(wǎng)傳輸技術(shù)演化SONETPHYTDMFabricADMSTS-1VT1.5SONETPHYTDM

FabricMSPPSTS-1VT1.5PacketServicesSONETPHYNextGeneration

FabricPacketTransportVT1.5STS-1PacketServicesTDM TDM+Packet Packet+TDMAdd/DropcircuitsDistributedD56SDHAccessRing第一步:升級現(xiàn)有網(wǎng)絡

重新使用SDH的電信級特征

全-IP網(wǎng)的演化路徑SDHMetroRingSDHRegional/BackboneRingFTTXDSLMSPPmicroMSPPDWDMNetworkMSTPIP/MPLSIP/MPLSGFPMapper/FramerVCAT/LCASTraditionalSDH/SONETSwitchMatrixEthernet/MPLSSwitch在現(xiàn)有SONET/SDH設備中引入以太網(wǎng)線路卡SDH第一步:升級現(xiàn)有網(wǎng)絡重新使用SDH的電信級特征SD57Ethernet/RPRRing多地區(qū),多技術(shù)盡量利用現(xiàn)有網(wǎng)絡S