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1、單擊此處編輯母版標(biāo)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(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(qiáng),,,題要,一、以太,網(wǎng),網(wǎng)演化和,城,城域以太,網(wǎng),網(wǎng)論壇,二、電信,級,級以太網(wǎng),三、以太,網(wǎng),網(wǎng)傳輸,四、產(chǎn)品,、,、案例,五、小結(jié),,,一、以太,網(wǎng),網(wǎng)演化和,城,城域以,太,太網(wǎng)論壇,,,城域以太,網(wǎng),網(wǎng)快速發(fā),展,展,2004,年,年城域以,太,太網(wǎng)設(shè)備,全,全球銷售,額,額為26,億,億美元，2005,年,年翻一番,達(dá),達(dá)49億,美,美元。預(yù),期,期2009年可以,達(dá),達(dá)到150億美元,。,。,城域以太,網(wǎng),網(wǎng)快速發(fā),展,展的

2、原因,是,是,簡單、可,以,以快速布,設(shè),設(shè)，,帶寬可擴(kuò),展,展和粒度,可,可變。,內(nèi)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(wǎng),網(wǎng)以傳統(tǒng),技,技術(shù)兩倍,的,的代價，,提,提供7－8倍帶寬,。,。廣域以,太,太網(wǎng)比傳,統(tǒng),統(tǒng)技術(shù)低20－30％。此,外,外路由器,接,接口要便,宜,宜很多,,,以太網(wǎng)業(yè),務(wù),務(wù)預(yù)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(wǎng)業(yè),務(wù),務(wù)預(yù)測,“以太網(wǎng),業(yè),業(yè)務(wù)市場,的,的14%,是,是新開拓,的,的,而 86%將來自,傳,傳統(tǒng)業(yè)務(wù),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(shù)發(fā)展,以,以太網(wǎng)業(yè),務(wù),務(wù),1970s,1980s,1990s,2000s,從 LAN 擴(kuò)展,到,到 MAN,以太網(wǎng)發(fā),展,展過程,,,城

5、域以太,網(wǎng),網(wǎng)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(wǎng)和業(yè),務(wù),務(wù),開始工作,于,于城域以太,網(wǎng),網(wǎng),為企業(yè),用,用戶提供,光,光城域網(wǎng),接,接入連接,企,企業(yè)局域,網(wǎng),網(wǎng)。,進(jìn)一步擴(kuò),展,展到發(fā)展電信級以,太,太網(wǎng)。,概念進(jìn)一,步,步推廣到,跨,跨國家全,球,球網(wǎng)絡(luò)提,供,供全世,界,界業(yè),務(wù),務(wù),接入,網(wǎng),網(wǎng)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(chǔ),礎(chǔ)設(shè),施,施，,業(yè),業(yè)務(wù),經(jīng)

6、,經(jīng)過,統(tǒng),統(tǒng)一,認(rèn),認(rèn)證,，,，獲,取,取規(guī),模,模經(jīng),濟(jì),濟(jì)效,益,益。,城域,以,以太,網(wǎng),網(wǎng)網(wǎng),論,論壇MEF,,,城域,以,以太,網(wǎng),網(wǎng)業(yè),務(wù),務(wù)定,義,義,城域,以,以太,網(wǎng),網(wǎng)論,壇,壇(MEF),定,定,義,義兩,種,種以,太,太網(wǎng),業(yè),業(yè)務(wù),和,和三,種,種業(yè),務(wù),務(wù)類,別,別,業(yè)務(wù)類型,Service Type,業(yè)務(wù)類別,Service Class,關(guān)鍵應(yīng)用,E-Line,以太網(wǎng)專線業(yè)務(wù)Ethernet Private Line Service,存儲, 數(shù)據(jù)鏡像,,業(yè)務(wù)連續(xù)性,以太網(wǎng)虛擬專線業(yè)務(wù)Ethernet Virtual Private Line Service,服務(wù)

7、器加固,大文件傳送,以太網(wǎng)DIA,ELAN,以太網(wǎng)局域網(wǎng)業(yè)務(wù)Ethernet LAN Service,LAN-LAN, VOIP,,遠(yuǎn)程學(xué)習(xí),,內(nèi)容分發(fā),,,城域,以,以太,網(wǎng),網(wǎng)的,應(yīng),應(yīng)用,以太,網(wǎng),網(wǎng)做,為,為業(yè),務(wù),務(wù),提供,和,和出,售,售連,接,接,商業(yè),市,市場,業(yè),業(yè)務(wù),EthernetVPNs,EthernetPrivateLine,EthernetVirtualPrivateLine,EthernetVirtualPrivateLAN,以太,網(wǎng),網(wǎng)做,為,為基,礎(chǔ),礎(chǔ)設(shè),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(jù),三,三重,業(yè),業(yè)

8、務(wù),互聯(lián),網(wǎng),網(wǎng)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(wǎng),網(wǎng)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(wǎng),,,什么,是,是電,信,信級,以,以太,網(wǎng),網(wǎng)?,可擴(kuò),展,展,業(yè)務(wù),和,和帶,寬,寬,100,000個EVC,’,’s,從Mbpst,到,到x10Gbps,保護(hù),50ms,保,保,護(hù),護(hù),端到,端,端路,徑,徑保,護(hù),護(hù),集中,線,線路,和,和結(jié),點

9、,點保,護(hù),護(hù),服務(wù),質(zhì),質(zhì)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(wù),支持,現(xiàn),現(xiàn)有,話,話音,業(yè),業(yè)務(wù),業(yè)務(wù),管,管理,快速,提,提供,服,服務(wù),運營,商,商級OAM能,力,力,客戶,網(wǎng),網(wǎng)絡(luò),管,管理(CNM),Carrier,Ethernet,電信,級,級以,太,太網(wǎng):IEEE802.3,以,以,太,太網(wǎng),＋,＋5項,運,運營,商,商級,特,特性,,,電信,級,級以,太,太網(wǎng),提,提供,融,融合,的,的業(yè),務(wù),務(wù),Video Source,互聯(lián),網(wǎng)

10、,網(wǎng),話音,網(wǎng),網(wǎng)關(guān),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(wù),務(wù),FTTx,和,和,DSLAM,干,干線,寬帶,移,移動,數(shù)據(jù)/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(wǎng),網(wǎng)的,簡,簡單,和,和經(jīng),濟(jì),濟(jì)性,,,電信,級,級以,太,太網(wǎng),可,可以,支,支持,兩,兩種,核,核心,網(wǎng),網(wǎng),IP/MPLS,Inte

11、rnet,IMS,C/S,P2PSIPINON,應(yīng)用,：,：話,音,音VoIP,、,、,視頻IPTV,應(yīng)用,：,：話,音,音,互,互聯(lián),網(wǎng),網(wǎng)電,話,話、,視頻,互,互,聯(lián),聯(lián)網(wǎng),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(wù),應(yīng),應(yīng)用,居民,區(qū),區(qū),,TriplePlaywithIPTV,,100’sofTVchannels,,Videoondemand,,Videorecording/playback,,Interactivevideoapps,,Multi-megabitInternetaccess,,Remotelear

12、ning,,Gaming,,商業(yè),,強(qiáng)化,業(yè),業(yè)務(wù),,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(wù),務(wù),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(wǎng),網(wǎng),和,和,業(yè),業(yè),務(wù),務(wù),,,以,太,太,網(wǎng),網(wǎng),業(yè),業(yè),務(wù),務(wù),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(wǎng),網(wǎng),業(yè),業(yè),務(wù),務(wù),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(wǎng)傳,輸,輸,,,,,,,多種傳,輸,輸技術(shù),,,,,,,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(chǔ),設(shè),設(shè)施上,20%,30%,50%,SONET,

20、L3,Ethernet,WDM,MPLS,RPR,Technology forEthernetServices,Source: Heavy Reading,50+%,的,的以太,網(wǎng),網(wǎng)業(yè)務(wù),利,利用SONET,~30% 的,以,以太網(wǎng),業(yè),業(yè)務(wù)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(wǎng),傳,傳輸功,能,能和工,具,具,集中,復(fù)用,保護(hù),距離,故障部,分,分化,端到端QoS,以太網(wǎng),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(hù)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(wǎng),傳,傳輸技,術(shù),術(shù)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(wǎng)絡(luò),重新使,用,用,SDH,的電信,級,級特征,全,-IP,網(wǎng)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(shè)備,中引入,

24、以,以太網(wǎng),線,線路卡,,,,,Ethernet/RPR,Ring,多地區(qū),,,多技術(shù),盡量利,用,用現(xiàn)有,網(wǎng),網(wǎng)絡(luò),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(wǎng),絡(luò),絡(luò),),E-LAN,提供三,重,重,業(yè)務(wù),E-LINE,提供商,業(yè),業(yè)連接,,,以太網(wǎng),傳,傳輸?shù)?經(jīng),經(jīng)濟(jì)動,力,

25、力,充分利,用,用對,SONET/SDH,網(wǎng)絡(luò)的,大,大量投,資,資,大約,$200,0,億,在現(xiàn)有,的,的SDH網(wǎng)上,快,快速引,入,入能夠,創(chuàng),創(chuàng)收的,以,以太網(wǎng),業(yè),業(yè)務(wù),在現(xiàn)有,的,的設(shè)備,上,上提供,引,引入以,太,太網(wǎng)接,口,口卡，,逐,逐步地,加,加入以,太,太網(wǎng)功,能,能,新一代,SONET/SDH,提供向,全,全,IP,網(wǎng)演化,的,的路徑,平滑演,化,化網(wǎng)絡(luò),支,支持?jǐn)?shù),據(jù),據(jù)流連,接,接固有,的,的局域,網(wǎng),網(wǎng)接口,低初始,投,投資可,擴(kuò),擴(kuò)展,,,四、產(chǎn),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(wǎng),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(wù),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(kuò)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(xì)粒,度,度QoS，可,支,支持話,音,音、視,頻,頻及其,他,他實時,應(yīng),應(yīng)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(quán),權(quán)循環(huán),調(diào),調(diào)度、,嚴(yán),嚴(yán)格優(yōu),先,先級調(diào),度,度、加,權(quán),權(quán)隨機(jī),早,早期檢,測,測、隨,機(jī),機(jī)早期,檢,檢測和,數(shù),數(shù)據(jù)包,標(biāo),標(biāo)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(qiáng)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(nèi)容,基于網(wǎng),絡(luò),絡(luò)的安,全,全業(yè)務(wù),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(wǎng),產(chǎn),產(chǎn)品,華為數(shù),據(jù),據(jù)通信,及,及光網(wǎng),絡(luò),絡(luò)系列,產(chǎn),產(chǎn)品通,過,過城域,以,以太網(wǎng),論,論壇MEF（MetroEthernetForum）,的,

29、的電信,級,級以太,網(wǎng),網(wǎng)認(rèn)證,（,（CarrierEthernetCertification）。,相,相關(guān)產(chǎn),品,品包括,：,：,Quidway NE80E/NE40E路由,器,器、QuidwayCX200/CX300,系,系列運,營,營級交,換,換機(jī)、Quidway S8500系列,路,路由交,換,換機(jī)和Quidway S6500系列,路,路由交,換,換機(jī),OptiXOSN9500/7500/3500/2500/1500 系,列,列智能,光,光網(wǎng)絡(luò),設(shè),設(shè)備,,、,、OptiXMetro6100/6040系列,城,城域波,分,分設(shè)備,以,以及OptiX Metro 1000/500系列CPE,設(shè),設(shè)備。,,,五、小,結(jié),結(jié),城域以,太,太網(wǎng)快,速,速發(fā)展,正,正在成,為,為寬帶,城,城域網(wǎng),的,的主流,城域以,太,太網(wǎng)進(jìn),一,一步演,化,化成為,電,電信級,以,以太網(wǎng),，,，其業(yè),務(wù),務(wù)從城,域,域延伸,到,到全球,。,。,電信級,以,以太網(wǎng),可,可以支,持,持各種,接,接入方,法,法,電信級,以,以太網(wǎng),可,可以支,持,持IMS/NGN和P2P/Internet兩種,核,核心網(wǎng),電信級,以,以太網(wǎng),可,可以運,行,行在各,種,種基礎(chǔ),網(wǎng),網(wǎng)絡(luò)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,！,！,