城域核心网发展趋势

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1、单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,,,*,城域核心网发展趋势,,-,从以太网城域网到电信级以太网,,侯自强,,,题要,一、以太,网,网演化和,城,城域以太,网,网论坛,二、电信,级,级以太网,三、以太,网,网传输,四、产品,、,、案例,五、小结,,,一、以太,网,网演化和,城,城域以,太,太网论坛,,,城域以太,网,网快速发,展,展,2004,年,年城域以,太,太网设备,全,全球销售,额,额为26,亿,亿美元，2005,年,年翻一番,达,达49亿,美,美元。预,期,期2009年可以,达,达到150亿美元,。,。,城域以太,网,网快速发,展,展的

2、原因,是,是,简单、可,以,以快速布,设,设，,带宽可扩,展,展和粒度,可,可变。,内部开销,低,低,时延比采,用,用3层的,系,系统低,低成本：,城,城域以太,网,网以传统,技,技术两倍,的,的代价，,提,提供7－8倍带宽,。,。广域以,太,太网比传,统,统技术低20－30％。此,外,外路由器,接,接口要便,宜,宜很多,,,以太网业,务,务预测,区域市场,,地区,2008,CAGR,Probe Group,欧洲,$5 billion,40%,Frost & Sullivan,亚太,$15.4 billion,31.5%,Yankee Group,北美,$4.0 billion,57.0%,,

3、2004,2009,CAGR,Infonetics,$2.5Billion,$22.2 billion,54.7%,以太网业,务,务预测,“以太网,业,业务市场,的,的14%,是,是新开拓,的,的,而 86%将来自,传,传统业务,的,的替代,”,”,VerticalSystemsGroup,,,,1973,Meltcalfe &Boggs,1980DEC, Intel,Xerox "bluebook",1985IEEE 802.3Ethernet10MbpsStandard,2.94Mbps,10Mbps,1981,1995100MbpsIEEE Fast EthernetStandard,F

4、irst Products,19971 Gigabit EthernetoverFiber Standard,19991 Gigabit EthernetoverCopperStandard,1994,1997,100Mbps,10Gbps,1Gbps,2001,200110GigabitEthernet LAN,200110GigabitEthernet WAN,Management,Higher bandwidth,,wireless,采用其它,技,技术发展,以,以太网业,务,务,1970s,1980s,1990s,2000s,从 LAN 扩展,到,到 MAN,以太网发,展,展过程,,,城

5、域以太,网,网论坛MEF成立,于,于2001年6月,目,目的是加,速,速发展运,营,营商级以,太,太网和业,务,务,开始工作,于,于城域以太,网,网,为企业,用,用户提供,光,光城域网,接,接入连接,企,企业局域,网,网。,进一步扩,展,展到发展电信级以,太,太网。,概念进一,步,步推广到,跨,跨国家全,球,球网络提,供,供全世,界,界业,务,务,接入,网,网可,以,以基,于,于光,纤,纤、,铜,铜线,、,、EPON、,无,无线,和,和有,线,线电,视,视电,缆,缆,融合,商,商业,楼,楼宇,，,，居,民,民区,、,、无,线,线接,入,入共,享,享同,一,一基,础,础设,施,施，,业,业务,经

6、,经过,统,统一,认,认证,，,，获,取,取规,模,模经,济,济效,益,益。,城域,以,以太,网,网网,论,论坛MEF,,,城域,以,以太,网,网业,务,务定,义,义,城域,以,以太,网,网论,坛,坛(MEF),定,定,义,义两,种,种以,太,太网,业,业务,和,和三,种,种业,务,务类,别,别,业务类型,Service Type,业务类别,Service Class,关键应用,E-Line,以太网专线业务Ethernet Private Line Service,存储, 数据镜像,,业务连续性,以太网虚拟专线业务Ethernet Virtual Private Line Service,服务

7、器加固,大文件传送,以太网DIA,ELAN,以太网局域网业务Ethernet LAN Service,LAN-LAN, VOIP,,远程学习,,内容分发,,,城域,以,以太,网,网的,应,应用,以太,网,网做,为,为业,务,务,提供,和,和出,售,售连,接,接,商业,市,市场,业,业务,EthernetVPNs,EthernetPrivateLine,EthernetVirtualPrivateLine,EthernetVirtualPrivateLAN,以太,网,网做,为,为基,础,础设,施,施,支持,居,居民,区,区和,商,商业Svcs,话音,、,、视,频,频、,数,数据,三,三重,业,业

8、务,互联,网,网接,入,入,存储,城域,集,集中,器,器,DSL,集,集中,器,器,无线,干,干线,互联,网,网接,入,入和IPVPNs,Provider MEN,Voice,ASP,Data,Video,CE,CE,Point-to-PointEVC,UNI,UNI,E-LineServicetype,,,二、,电,电信,级,级以,太,太网,,,什么,是,是电,信,信级,以,以太,网,网?,可扩,展,展,业务,和,和带,宽,宽,100,000个EVC,’,’s,从Mbpst,到,到x10Gbps,保护,50ms,保,保,护,护,端到,端,端路,径,径保,护,护,集中,线,线路,和,和结,点

9、,点保,护,护,服务,质,质量,保证,端,端到,端,端的SLA,端到,端,端的CIR,和,和EIR,商业,。,。移,动,动，,居,居民,区,区,,TDM,支,支持,无缝,集,集成TDM,电路,模,模拟,业,业务,支持,现,现有,话,话音,业,业务,业务,管,管理,快速,提,提供,服,服务,运营,商,商级OAM能,力,力,客户,网,网络,管,管理(CNM),Carrier,Ethernet,电信,级,级以,太,太网:IEEE802.3,以,以,太,太网,＋,＋5项,运,运营,商,商级,特,特性,,,电信,级,级以,太,太网,提,提供,融,融合,的,的业,务,务,Video Source,互联,网

10、,网,话音,网,网关,CarrierEthernet,话音/视,频,频,电话,HDTV,TVoD,VoD,Video Source,游戏,商业,备份,ERP,Mobile,3G,居民,区,区,Triple-Play,商业,宽,宽带,E-Line,E-LAN,,和,和TDM,业,业,务,务,FTTx,和,和,DSLAM,干,干线,宽带,移,移动,数据/视,频,频,ATM的QoS和,流,流量,工,工程,SONET/SDH的,弹,弹性,和,和管,理,理,以太,网,网的,简,简单,和,和经,济,济性,,,电信,级,级以,太,太网,可,可以,支,支持,两,两种,核,核心,网,网,IP/MPLS,Inte

11、rnet,IMS,C/S,P2PSIPINON,应用,：,：话,音,音VoIP,、,、,视频IPTV,应用,：,：话,音,音,互,互联,网,网电,话,话、,视频,互,互,联,联网,电,电视,、,、新,媒,媒体,企业,、,、大,客,客户,、,、VIP,宽带,消,消费,者,者,,,宽带,业,业务,应,应用,居民,区,区,,TriplePlaywithIPTV,,100’sofTVchannels,,Videoondemand,,Videorecording/playback,,Interactivevideoapps,,Multi-megabitInternetaccess,,Remotelear

12、ning,,Gaming,,商业,,强化,业,业务,,Gigabitconnectivitybetweenbusinesses,,DataCenterConsolidation,,Storageanddisasterrecovery,,Guaranteedratemulti-megabitInternetaccess,,Videoconferencing&broadcast,,Businesstelephony,移动,,无线,干,干线,,Wi-FiAccessdelivery,,WiMAXinfrastructure,,3Gandbeyondwireless,,Nextgendataservi

13、ces,,Highresolutionphoto,,Wirelessvideo,,Gaming,,DigitalTV,,,,企,业,业,业,业,务,务,Inter-LAN,Inter-PABXandSAN,Customersite,Customersite,Customersite,CarrierEthernet,Customersite,Customersite,Customersite,IPVPN,Network,CarrierEthernet,Customersite,Customersite,CarrierEthernet,,Customersite,Customersite,Cust

14、omersite,IPVPN,ASP,or,Extranet,Customersite,CarrierEthernet,Customersite,Customersite,Customersite,CarrierEthernet,,VPLSGroup,HighSpeedAccesstoIP-VPN,HighSpeedInternetAccess,VPLSorVPLS-TEService,Multi-ServiceAccess,,,加,速,速,全,全,球,球,采,采,用,用,电,电,信,信,级,级,以,以,太,太,网,网,和,和,业,业,务,务,,,以,太,太,网,网,业,业,务,务,的,的,演

15、,演,化,化,Vorizon,,1998-2004,2004-Present,Service Characteristics,Best Effort Data,CoS Capabilities include: Best Effort, Priority Data and Real Time Communications,Applications,Bursty high bandwidth data,Priority data, VOIP, Conferencing, Call Center, Distance Learning,Speeds,Primarily 10 megabit at B

16、ranch Offices,100 meg at HQ and Data Center,100 meg UNI at Branches,Gigabit at HQ and Data Center,SLA’s,Operational (Throughput, MTTR, Uptime),Operational and Performance including metrics for (latency, jitter),Service Class,ELAN only,Complete Portfolio including: ELAN, EVPL and ELINE services and e

17、merging Ethernet Access to IP,Footprint,Metro Only,Metro, National and emerging global,,,Verizon,以,以,太,太,网,网,业,业,务,务,Global,National,Metro,COVERAGE,GlobalDataLink(USand9EuropeanCountries),EthernetPrivateLine,EthernetPrivateLineandDedicatedSONETRingsinover80markets,EthernetPrivateLine,–,–Layer1,,Priv

18、ateIP(metro,national,international),InternetDedicated(metro,national,international),EthernetAccess,GlobalVPLScomingin2007,NationwideVPLScominginQ42006,VZE-LANIn-region,E-LAN,GlobalDataLink(USand9EuropeanCountries),EthernetVirtualPrivateLine,EthernetVirtualPrivateLineinover80markets,EthernetVirtualPr

19、ivateLine,–,–Layer2,E-Line,Verizon’sEthernetProductPortfolio,Service Class,Service Type,,,三、以,太,太网传,输,输,,,,,,,多种传,输,输技术,,,,,,,Ethernet,Connectivity,Services,,IP-basedServices,,VOIP,Internet,IP-VPN,IPTV,Ethernet,ATM,PDH,E-LINE,E-LAN,VLAN,MPLS,WDM,IP,和,和 Ethernet 运,行,行在任,何,何基础,设,设施上,20%,30%,50%,SONET,

20、L3,Ethernet,WDM,MPLS,RPR,Technology forEthernetServices,Source: Heavy Reading,50+%,的,的以太,网,网业务,利,利用SONET,~30% 的,以,以太网,业,业务利,用,用 DWDM,MPLS,RPR,也,也被,使,使用,DSL,PON,RPR,SONET/SDH,传输,MACinMAC,ConnectivityServices,Separation,,,以太网,传,传输功,能,能和工,具,具,集中,复用,保护,距离,故障部,分,分化,端到端QoS,以太网,SONET/SDH,C/DWDM,弹性分,组,组环RPR

21、,xSTP,MPLS 快,速,速选路,PWE3,ProviderBridging,MAC,包,包封E,Combinations,实现工,具,具包,物理层,包封附,件,件,保护附,件,件,功能,Scalability,Reliability,Hard,QoS,TDM  Support,Service,Management,Carrier,Ethernet,,,Add/Dropcircuits,Nosupport forpacketservices,DistributedDXC,Mapping of Packetservicestocircuits,Limited Statistical m

22、ultiplexing,Optimizedfor packetmultiplexing,Mapping of circuitsoverpackets,Traditionalsynchronization,以太网,传,传输技,术,术演化,SONET PHY,TDM Fabric,ADM,STS-1,VT1.5,SONETPHY,TDMFabric,MSPP,STS-1VT1.5,PacketServices,SONET PHY,Next Generation,,Fabric,Packet Transport,VT1.5,STS-1,Packet Services,TDMTDM +PacketP

23、acket +TDM,,,SDH,Access,Ring,第一步,:,升级现,有,有网络,重新使,用,用,SDH,的电信,级,级特征,全,-IP,网的演,化,化路径,SDH,Metro,Ring,SDH,Regional/ Backbone,Ring,FTTX,DSL,MSPP,micro,MSPP,DWDM Network,MSTP,IP/,MPLS,IP/,MPLS,GFP,Mapper /,Framer,VCAT /,LCAS,Traditional,SDH/SONET,Switch,Matrix,Ethernet /,MPLS,Switch,,在现有,SONET/SDH,设备,中引入,

24、以,以太网,线,线路卡,,,,,Ethernet/RPR,Ring,多地区,,,多技术,尽量利,用,用现有,网,网络,SDH,Access,Ring,SDH,Metro,Ring,SDH,Regional/ Backbone,Ring,FTTX,DSL,MSPP,micro,MSPP,DWDM Network,MSTP,IP/,MPLS,IP/,MPLS,Carrier,Ethernet,Switch,FTTX,DSL,地区,1,(,租借接,入,入,),地区,2,(,自有网,络,络,),E-LAN,提供三,重,重,业务,E-LINE,提供商,业,业连接,,,以太网,传,传输的,经,经济动,力,

25、力,充分利,用,用对,SONET/SDH,网络的,大,大量投,资,资,大约,$200,0,亿,在现有,的,的SDH网上,快,快速引,入,入能够,创,创收的,以,以太网,业,业务,在现有,的,的设备,上,上提供,引,引入以,太,太网接,口,口卡，,逐,逐步地,加,加入以,太,太网功,能,能,新一代,SONET/SDH,提供向,全,全,IP,网演化,的,的路径,平滑演,化,化网络,支,支持数,据,据流连,接,接固有,的,的局域,网,网接口,低初始,投,投资可,扩,扩展,,,四、产,品,品和案,例,例,,,CISCO的IPTV,方,方案,,,DSL(WT-101),,,Redback Smarted

26、ge方,案,案,边缘路,由,由器,以太网,集,集中器,客户管,理,理,,,哈尔滨IPTV,,,Juniper M,系,系列,边,边缘路,由,由器,,全面的VPN,业,业务,同时运,行,行第2,层,层虚拟,电,电路、,第,第2层VPN,、,、 第2.5,层,层互通VPN,、,、第3,层,层2547VPN,、,、VPLS、IPSec、IPover IP和GRE等;,扩展性,高,高，可,支,支持成,千,千上万,的,的VPN,低时延,、,、低抖,动,动性能,的,的细粒,度,度QoS，可,支,支持话,音,音、视,频,频及其,他,他实时,应,应用,逐DLCI、VP、VC、VLAN、信,道,道(DS0),和

27、,和逐,端,端口QoS,分类、,速,速率限,制,制、整,形,形、加,权,权循环,调,调度、,严,严格优,先,先级调,度,度、加,权,权随机,早,早期检,测,测、随,机,机早期,检,检测和,数,数据包,标,标记,将第2,层,层QoS(802.1p、CLP,、,、DE)映射,到,到第3,层,层QoS (IPDSCP、MPLSEXP),基于硬,件,件的IPv6,性,性能、IPv6 overMPLS、IPv6 overIPv4GRE,隧,隧道,以,以及IPv6/IPv4双,堆,堆栈功,能,能。,强劲的,组,组播支,持,持，包,括,括：IGMPv1/v2/v3,、,、PIM-SM、PIMDM、MLD、S

28、SM,、,、RP,、,、MSDP、BSR,以,以及MPLS/BGPVPN中的,组,组播，,以,以高效,利,利用资,源,源，传,输,输高价,值,值内容,基于网,络,络的安,全,全业务,包,包括NAT和,状,状态防,火,火墙，,以,以及逐VRF,的,的NAT和状,态,态防火,墙,墙,用于汇,聚,聚链路,的,的MLPPP,、,、MLFR.15,和,和MLFR.16,，,，802.3ad（,包,包括LACP,）,）,,,,华为的,电,电信级,以,以太网,产,产品,华为数,据,据通信,及,及光网,络,络系列,产,产品通,过,过城域,以,以太网,论,论坛MEF（MetroEthernetForum）,的,

29、的电信,级,级以太,网,网认证,（,（CarrierEthernetCertification）。,相,相关产,品,品包括,：,：,Quidway NE80E/NE40E路由,器,器、QuidwayCX200/CX300,系,系列运,营,营级交,换,换机、Quidway S8500系列,路,路由交,换,换机和Quidway S6500系列,路,路由交,换,换机,OptiXOSN9500/7500/3500/2500/1500 系,列,列智能,光,光网络,设,设备,,、,、OptiXMetro6100/6040系列,城,城域波,分,分设备,以,以及OptiX Metro 1000/500系列CPE,设,设备。,,,五、小,结,结,城域以,太,太网快,速,速发展,正,正在成,为,为宽带,城,城域网,的,的主流,城域以,太,太网进,一,一步演,化,化成为,电,电信级,以,以太网,，,，其业,务,务从城,域,域延伸,到,到全球,。,。,电信级,以,以太网,可,可以支,持,持各种,接,接入方,法,法,电信级,以,以太网,可,可以支,持,持IMS/NGN和P2P/Internet两种,核,核心网,电信级,以,以太网,可,可以运,行,行在各,种,种基础,网,网络上,，,，充分,发,发挥已,有,有投资,的,的效益,。,。,,,演讲完,毕,毕，谢,谢,谢观看,！,！,