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1、單擊此處編輯母版標題樣式,單擊此處編輯母版文本樣式,第二級,第三級,第四級,第五級,,,*,城域核心網發(fā)展趨勢,,-,從以太網城域網到電信級以太網,,侯自強,,,題要,一、以太,網,網演化和,城,城域以太,網,網論壇,二、電信,級,級以太網,三、以太,網,網傳輸,四、產品,、,、案例,五、小結,,,一、以太,網,網演化和,城,城域以,太,太網論壇,,,城域以太,網,網快速發(fā),展,展,2004,年,年城域以,太,太網設備,全,全球銷售,額,額為26,億,億美元，2005,年,年翻一番,達,達49億,美,美元。預,期,期2009年可以,達,達到150億美元,。,。,城域以太,網,網快速發(fā),展,展的

2、原因,是,是,簡單、可,以,以快速布,設,設，,帶寬可擴,展,展和粒度,可,可變。,內部開銷,低,低,時延比采,用,用3層的,系,系統(tǒng)低,低成本：,城,城域以太,網,網以傳統(tǒng),技,技術兩倍,的,的代價，,提,提供7－8倍帶寬,。,。廣域以,太,太網比傳,統(tǒng),統(tǒng)技術低20－30％。此,外,外路由器,接,接口要便,宜,宜很多,,,以太網業(yè),務,務預測,區(qū)域市場,,地區(qū),2008,CAGR,Probe Group,歐洲,$5 billion,40%,Frost & Sullivan,亞太,$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%,以太網業(yè),務,務預測,“以太網,業(yè),業(yè)務市場,的,的14%,是,是新開拓,的,的,而 86%將來自,傳,傳統(tǒng)業(yè)務,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,技術發(fā)展,以,以太網業(yè),務,務,1970s,1980s,1990s,2000s,從 LAN 擴展,到,到 MAN,以太網發(fā),展,展過程,,,城

5、域以太,網,網論壇MEF成立,于,于2001年6月,目,目的是加,速,速發(fā)展運,營,營商級以,太,太網和業(yè),務,務,開始工作,于,于城域以太,網,網,為企業(yè),用,用戶提供,光,光城域網,接,接入連接,企,企業(yè)局域,網,網。,進一步擴,展,展到發(fā)展電信級以,太,太網。,概念進一,步,步推廣到,跨,跨國家全,球,球網絡提,供,供全世,界,界業(yè),務,務,接入,網,網可,以,以基,于,于光,纖,纖、,銅,銅線,、,、EPON、,無,無線,和,和有,線,線電,視,視電,纜,纜,融合,商,商業(yè),樓,樓宇,，,，居,民,民區(qū),、,、無,線,線接,入,入共,享,享同,一,一基,礎,礎設,施,施，,業(yè),業(yè)務,經

6、,經過,統(tǒng),統(tǒng)一,認,認證,，,，獲,取,取規(guī),模,模經,濟,濟效,益,益。,城域,以,以太,網,網網,論,論壇MEF,,,城域,以,以太,網,網業(yè),務,務定,義,義,城域,以,以太,網,網論,壇,壇(MEF),定,定,義,義兩,種,種以,太,太網,業(yè),業(yè)務,和,和三,種,種業(yè),務,務類,別,別,業(yè)務類型,Service Type,業(yè)務類別,Service Class,關鍵應用,E-Line,以太網專線業(yè)務Ethernet Private Line Service,存儲, 數(shù)據鏡像,,業(yè)務連續(xù)性,以太網虛擬專線業(yè)務Ethernet Virtual Private Line Service,服務

7、器加固,大文件傳送,以太網DIA,ELAN,以太網局域網業(yè)務Ethernet LAN Service,LAN-LAN, VOIP,,遠程學習,,內容分發(fā),,,城域,以,以太,網,網的,應,應用,以太,網,網做,為,為業(yè),務,務,提供,和,和出,售,售連,接,接,商業(yè),市,市場,業(yè),業(yè)務,EthernetVPNs,EthernetPrivateLine,EthernetVirtualPrivateLine,EthernetVirtualPrivateLAN,以太,網,網做,為,為基,礎,礎設,施,施,支持,居,居民,區(qū),區(qū)和,商,商業(yè)Svcs,話音,、,、視,頻,頻、,數(shù),數(shù)據,三,三重,業(yè),業(yè)

8、務,互聯(lián),網,網接,入,入,存儲,城域,集,集中,器,器,DSL,集,集中,器,器,無線,干,干線,互聯(lián),網,網接,入,入和IPVPNs,Provider MEN,Voice,ASP,Data,Video,CE,CE,Point-to-PointEVC,UNI,UNI,E-LineServicetype,,,二、,電,電信,級,級以,太,太網,,,什么,是,是電,信,信級,以,以太,網,網?,可擴,展,展,業(yè)務,和,和帶,寬,寬,100,000個EVC,’,’s,從Mbpst,到,到x10Gbps,保護,50ms,保,保,護,護,端到,端,端路,徑,徑保,護,護,集中,線,線路,和,和結,點

9、,點保,護,護,服務,質,質量,保證,端,端到,端,端的SLA,端到,端,端的CIR,和,和EIR,商業(yè),。,。移,動,動，,居,居民,區(qū),區(qū),,TDM,支,支持,無縫,集,集成TDM,電路,模,模擬,業(yè),業(yè)務,支持,現(xiàn),現(xiàn)有,話,話音,業(yè),業(yè)務,業(yè)務,管,管理,快速,提,提供,服,服務,運營,商,商級OAM能,力,力,客戶,網,網絡,管,管理(CNM),Carrier,Ethernet,電信,級,級以,太,太網:IEEE802.3,以,以,太,太網,＋,＋5項,運,運營,商,商級,特,特性,,,電信,級,級以,太,太網,提,提供,融,融合,的,的業(yè),務,務,Video Source,互聯(lián),網

10、,網,話音,網,網關,CarrierEthernet,話音/視,頻,頻,電話,HDTV,TVoD,VoD,Video Source,游戲,商業(yè),備份,ERP,Mobile,3G,居民,區(qū),區(qū),Triple-Play,商業(yè),寬,寬帶,E-Line,E-LAN,,和,和TDM,業(yè),業(yè),務,務,FTTx,和,和,DSLAM,干,干線,寬帶,移,移動,數(shù)據/視,頻,頻,ATM的QoS和,流,流量,工,工程,SONET/SDH的,彈,彈性,和,和管,理,理,以太,網,網的,簡,簡單,和,和經,濟,濟性,,,電信,級,級以,太,太網,可,可以,支,支持,兩,兩種,核,核心,網,網,IP/MPLS,Inte

11、rnet,IMS,C/S,P2PSIPINON,應用,：,：話,音,音VoIP,、,、,視頻IPTV,應用,：,：話,音,音,互,互聯(lián),網,網電,話,話、,視頻,互,互,聯(lián),聯(lián)網,電,電視,、,、新,媒,媒體,企業(yè),、,、大,客,客戶,、,、VIP,寬帶,消,消費,者,者,,,寬帶,業(yè),業(yè)務,應,應用,居民,區(qū),區(qū),,TriplePlaywithIPTV,,100’sofTVchannels,,Videoondemand,,Videorecording/playback,,Interactivevideoapps,,Multi-megabitInternetaccess,,Remotelear

12、ning,,Gaming,,商業(yè),,強化,業(yè),業(yè)務,,Gigabitconnectivitybetweenbusinesses,,DataCenterConsolidation,,Storageanddisasterrecovery,,Guaranteedratemulti-megabitInternetaccess,,Videoconferencing&broadcast,,Businesstelephony,移動,,無線,干,干線,,Wi-FiAccessdelivery,,WiMAXinfrastructure,,3Gandbeyondwireless,,Nextgendataservi

13、ces,,Highresolutionphoto,,Wirelessvideo,,Gaming,,DigitalTV,,,,企,業(yè),業(yè),業(yè),業(yè),務,務,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,電,電,信,信,級,級,以,以,太,太,網,網,和,和,業(yè),業(yè),務,務,,,以,太,太,網,網,業(yè),業(yè),務,務,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,網,網,業(yè),業(yè),務,務,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,太網傳,輸,輸,,,,,,,多種傳,輸,輸技術,,,,,,,Ethernet,Connectivity,Services,,IP-basedServices,,VOIP,Internet,IP-VPN,IPTV,Ethernet,ATM,PDH,E-LINE,E-LAN,VLAN,MPLS,WDM,IP,和,和 Ethernet 運,行,行在任,何,何基礎,設,設施上,20%,30%,50%,SONET,

20、L3,Ethernet,WDM,MPLS,RPR,Technology forEthernetServices,Source: Heavy Reading,50+%,的,的以太,網,網業(yè)務,利,利用SONET,~30% 的,以,以太網,業(yè),業(yè)務利,用,用 DWDM,MPLS,RPR,也,也被,使,使用,DSL,PON,RPR,SONET/SDH,傳輸,MACinMAC,ConnectivityServices,Separation,,,以太網,傳,傳輸功,能,能和工,具,具,集中,復用,保護,距離,故障部,分,分化,端到端QoS,以太網,SONET/SDH,C/DWDM,彈性分,組,組環(huán)RPR

21、,xSTP,MPLS 快,速,速選路,PWE3,ProviderBridging,MAC,包,包封E,Combinations,實現(xiàn)工,具,具包,物理層,包封附,件,件,保護附,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,以太網,傳,傳輸技,術,術演化,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,:,升級現(xiàn),有,有網絡,重新使,用,用,SDH,的電信,級,級特征,全,-IP,網的演,化,化路徑,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,,在現(xiàn)有,SONET/SDH,設備,中引入,

24、以,以太網,線,線路卡,,,,,Ethernet/RPR,Ring,多地區(qū),,,多技術,盡量利,用,用現(xiàn)有,網,網絡,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,地區(qū),1,(,租借接,入,入,),地區(qū),2,(,自有網,絡,絡,),E-LAN,提供三,重,重,業(yè)務,E-LINE,提供商,業(yè),業(yè)連接,,,以太網,傳,傳輸?shù)?經,經濟動,力,

25、力,充分利,用,用對,SONET/SDH,網絡的,大,大量投,資,資,大約,$200,0,億,在現(xiàn)有,的,的SDH網上,快,快速引,入,入能夠,創(chuàng),創(chuàng)收的,以,以太網,業(yè),業(yè)務,在現(xiàn)有,的,的設備,上,上提供,引,引入以,太,太網接,口,口卡，,逐,逐步地,加,加入以,太,太網功,能,能,新一代,SONET/SDH,提供向,全,全,IP,網演化,的,的路徑,平滑演,化,化網絡,支,支持數(shù),據,據流連,接,接固有,的,的局域,網,網接口,低初始,投,投資可,擴,擴展,,,四、產,品,品和案,例,例,,,CISCO的IPTV,方,方案,,,DSL(WT-101),,,Redback Smarted

26、ge方,案,案,邊緣路,由,由器,以太網,集,集中器,客戶管,理,理,,,哈爾濱IPTV,,,Juniper M,系,系列,邊,邊緣路,由,由器,,全面的VPN,業(yè),業(yè)務,同時運,行,行第2,層,層虛擬,電,電路、,第,第2層VPN,、,、 第2.5,層,層互通VPN,、,、第3,層,層2547VPN,、,、VPLS、IPSec、IPover IP和GRE等;,擴展性,高,高，可,支,支持成,千,千上萬,的,的VPN,低時延,、,、低抖,動,動性能,的,的細粒,度,度QoS，可,支,支持話,音,音、視,頻,頻及其,他,他實時,應,應用,逐DLCI、VP、VC、VLAN、信,道,道(DS0),和

27、,和逐,端,端口QoS,分類、,速,速率限,制,制、整,形,形、加,權,權循環(huán),調,調度、,嚴,嚴格優(yōu),先,先級調,度,度、加,權,權隨機,早,早期檢,測,測、隨,機,機早期,檢,檢測和,數(shù),數(shù)據包,標,標記,將第2,層,層QoS(802.1p、CLP,、,、DE)映射,到,到第3,層,層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雙,堆,堆棧功,能,能。,強勁的,組,組播支,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,組,組播，,以,以高效,利,利用資,源,源，傳,輸,輸高價,值,值內容,基于網,絡,絡的安,全,全業(yè)務,包,包括NAT和,狀,狀態(tài)防,火,火墻，,以,以及逐VRF,的,的NAT和狀,態(tài),態(tài)防火,墻,墻,用于匯,聚,聚鏈路,的,的MLPPP,、,、MLFR.15,和,和MLFR.16,，,，802.3ad（,包,包括LACP,）,）,,,,華為的,電,電信級,以,以太網,產,產品,華為數(shù),據,據通信,及,及光網,絡,絡系列,產,產品通,過,過城域,以,以太網,論,論壇MEF（MetroEthernetForum）,的,

29、的電信,級,級以太,網,網認證,（,（CarrierEthernetCertification）。,相,相關產,品,品包括,：,：,Quidway NE80E/NE40E路由,器,器、QuidwayCX200/CX300,系,系列運,營,營級交,換,換機、Quidway S8500系列,路,路由交,換,換機和Quidway S6500系列,路,路由交,換,換機,OptiXOSN9500/7500/3500/2500/1500 系,列,列智能,光,光網絡,設,設備,,、,、OptiXMetro6100/6040系列,城,城域波,分,分設備,以,以及OptiX Metro 1000/500系列CPE,設,設備。,,,五、小,結,結,城域以,太,太網快,速,速發(fā)展,正,正在成,為,為寬帶,城,城域網,的,的主流,城域以,太,太網進,一,一步演,化,化成為,電,電信級,以,以太網,，,，其業(yè),務,務從城,域,域延伸,到,到全球,。,。,電信級,以,以太網,可,可以支,持,持各種,接,接入方,法,法,電信級,以,以太網,可,可以支,持,持IMS/NGN和P2P/Internet兩種,核,核心網,電信級,以,以太網,可,可以運,行,行在各,種,種基礎,網,網絡上,，,，充分,發(fā),發(fā)揮已,有,有投資,的,的效益,。,。,,,演講完,畢,畢，謝,謝,謝觀看,！,！,