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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,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(shè)備全球銷售額為26億美元，2005年翻一番達(dá)49億美元。預(yù)期2009年可以達(dá)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
2、布設(shè)，,帶寬可擴(kuò)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78倍帶寬。廣域以太網(wǎng)比傳統(tǒng)技術(shù)低2030。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(shè)備全球銷售額為26億,4,以太網(wǎng)業(yè)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%,2004,2009,CAGR,Infonetics,$2.5Billion,$22.2 bil
3、lion,54.7%,以太網(wǎng)業(yè)務(wù)預(yù)測,“以太網(wǎng)業(yè)務(wù)市場的14%是新開拓的,而 86%將來自傳統(tǒng)業(yè)務(wù)的替代”,Vertical Systems Group,以太網(wǎng)業(yè)務(wù)預(yù)測區(qū)域市場地區(qū)2008CAGRProbe Gro,5,1973,Meltcalfe&Boggs,1980 DEC,Intel,Xerox blue book,1985 IEEE 802.3 Ethernet 10 Mbps Standard,2.94Mbps,10Mbps,1981,1995 100Mbps IEEE Fast Ethernet Standard,First Products,1997 1 Gigabit Ethe
4、rnet over Fiber Standard,1999 1 Gigabit Ethernet over Copper Standard,1994,1997,100Mbps,10Gbps,1Gbps,2001,2001 10 Gigabit Ethernet LAN,2001 10 Gigabit Ethernet WAN,Management,Higher bandwidth,wireless,采用其它技術(shù)發(fā)展以太網(wǎng)業(yè)務(wù),1970s,1980s,1990s,2000s,從 LAN 擴(kuò)展到 MAN,以太網(wǎng)發(fā)展過程,19731980 DEC,Intel,Xerox bl,6,城域以太網(wǎng)論壇ME
5、F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(wù),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(jìn)一步擴(kuò)展到發(fā)展,電信級以太網(wǎng)。,概念進(jìn)一步推廣到跨國家全球網(wǎng)絡(luò)提供,全世界業(yè)務(wù),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(chǔ)設(shè)施，業(yè)務(wù)經(jīng)過統(tǒng)一認(rèn)證，獲取規(guī)模經(jīng)濟(jì)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(wù)定義,城域以太網(wǎng)論壇(MEF)定義兩種以太網(wǎng)業(yè)務(wù)和三種業(yè)務(wù)類別,業(yè)務(wù)類型,Service Type,業(yè)務(wù)類別,Service Class,關(guān)鍵應(yīng)用
6、,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)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),城域以太網(wǎng)業(yè)務(wù)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(yīng)用,以太網(wǎng)做為業(yè)務(wù),提供和出售連接,商業(yè)市場業(yè)務(wù),Ethernet VPNs,Ethernet Private Line,Ethernet Virtual P
7、rivate Line,Ethernet Virtual Private LAN,以太網(wǎng)做為基礎(chǔ)設(shè)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(wù),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 IP VPNs,Provider MEN,Voice,ASP,Data,Video,CE,CE,Point-to-Point EVC,UNI,UNI,E-Line Service type,城域以太網(wǎng)的應(yīng)用以太網(wǎng)做為業(yè)務(wù) 以太網(wǎng)做為基礎(chǔ)設(shè)施 Prov,9,二、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(kuò)展,業(yè)務(wù)和帶寬,100,000個 EVCs,從 M
8、bps t到 x10Gbps,保護(hù),50ms 保護(hù),端到端路徑保護(hù),集中線路和結(jié)點保護(hù),服務(wù)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(wù),支持現(xiàn)有話音業(yè)務(wù),業(yè)務(wù)管理,快速提供服務(wù),運營商級OAM能力,客戶網(wǎng)絡(luò)管理(CNM),Carrier,Ethernet,電信級以太網(wǎng):IEEE 802.3 以太網(wǎng) 5項運營商級特性,什么是電信級以太網(wǎng)?可擴(kuò)展保護(hù)服務(wù)質(zhì)量TDM 支持業(yè)務(wù)管理C,11,電信級以太網(wǎng)提供融合的業(yè)務(wù),Video Source,互聯(lián)網(wǎng),話音網(wǎng)關(guān),Carrier Ethernet,話音/視頻,電話,HD TV,
9、TVoD,VoD,Video Source,游戲,商業(yè),備份,ERP,Mobile,3G,居民區(qū),Triple-Play,商業(yè)寬帶,E-Line,E-LAN,和 TDM 業(yè)務(wù),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(jì)性,電信級以太網(wǎng)提供融合的業(yè)務(wù)Video Source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/MPLS,Internet,IMS,C/S,P2P SIP INON,應(yīng)用：話音 VoIP、,視頻 IPTV,應(yīng)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,
10、寬帶消費者,電信級以太網(wǎng)可以支持兩種核心網(wǎng)IP/MPLSInternet,13,寬帶業(yè)務(wù)應(yīng)用,居民區(qū),Triple Play with IPTV,100s of TV channels,Video on demand,Video recording/playback,Interactive video apps,Multi-megabit Internet access,Remote learning,Gaming,商業(yè),強化業(yè)務(wù),Gigabit connectivity between businesses,Data Center Consolidation,Storage and disa
11、ster recovery,Guaranteed rate multi-megabit Internet access,Video conferencing&broadcast,Business telephony,移動,無線干線,Wi-Fi Access delivery,WiMAX infrastructure,3G and beyond wireless,Next gen data services,High resolution photo,Wireless video,Gaming,Digital TV,寬帶業(yè)務(wù)應(yīng)用居民區(qū)商業(yè)移動,14,企業(yè)業(yè)務(wù),Inter-LAN,Inter-PA
12、BX and SAN,Customer site,Customer site,Customer site,Carrier Ethernet,Customer site,Customer site,Customer site,IP VPN,Network,Carrier Ethernet,Customer site,Customer site,Carrier Ethernet,Customer site,Customer site,Customer site,IP VPN,ASP,or,Extranet,Customer site,Carrier Ethernet,Customer site,C
13、ustomer site,Customer site,Carrier Ethernet,VPLS Group,High Speed Access to IP-VPN,High Speed Internet Access,VPLS or VPLS-TE Service,Multi-Service Access,企業(yè)業(yè)務(wù)Inter-LAN,Inter-PABX and,15,加速全球采用電信級以太網(wǎng)和業(yè)務(wù),加速全球采用電信級以太網(wǎng)和業(yè)務(wù),16,以太網(wǎng)業(yè)務(wù)的演化,Vorizon,1998-2004,2004-Present,Service Characteristics,Best Effort Da
14、ta,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 Branch Offices,100 meg at HQ and Data Center,100 meg UNI at Branches,Gigabit at HQ a
15、nd Data Center,SLAs,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 emerging Ethernet Access to IP,Footprint,Metro Only,Metro,National and emerging global,以太網(wǎng)業(yè)務(wù)
16、的演化 Vorizon1998-20042004-,17,Verizon 以太網(wǎng)業(yè)務(wù),Global,National,Metro,COVERAGE,Global Data Link(US and 9 European Countries),Ethernet Private Line,Ethernet Private Line and Dedicated SONET Rings in over 80 markets,Ethernet Private Line Layer 1,Private IP(metro,national,international),Internet Dedicated(metro,national,international),Ethernet Access,Global VPLS coming in 2007,Nationwide VPLS coming in Q4 2006,VZ E-LAN In-region,E-LAN,Global Data Link(US and 9 European Countries),Ethernet Virtual Privat
城域核心網(wǎng)發(fā)展趨勢課件
