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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(jí),第三級(jí),第四級(jí),第五級(jí),*,城域核心網(wǎng)發(fā)展趨勢(shì),-,從以太網(wǎng)城域網(wǎng)到電信級(jí)以太網(wǎng),侯自強(qiáng),題要,一、以太網(wǎng)演化和城域以太網(wǎng)論壇,二、電信級(jí)以太網(wǎng),三、以太網(wǎng)傳輸,四、產(chǎn)品、案例,五、小結(jié),一、以太網(wǎng)演化和城域以太網(wǎng)論壇,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(jiǎn)單、可以快速布設(shè)，,帶寬可擴(kuò)展和粒度可變。,內(nèi)部開銷低,時(shí)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(jià)，提供78倍帶寬。廣域以太網(wǎng)比傳統(tǒng)技
2、術(shù)低2030。此外路由器接口要便宜很多,以太網(wǎng)業(yè)務(wù)預(yù)測(cè),區(qū)域市場(chǎng),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 billion,54.7%,以太網(wǎng)業(yè)務(wù)預(yù)測(cè),“以太網(wǎng)業(yè)務(wù)市場(chǎng)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,1973,Meltcalfe&Boggs,1980 D
3、EC,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 Ethernet over Fiber Standard,1999 1 Gigabit Ethernet over Copper Standard,1994,1997,100Mbps,10Gbps,1Gbps,2001,2001 10 Gigabit Ethernet LAN,20
4、01 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,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(yùn)營(yíng)商級(jí)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(jí)以太網(wǎng)。,概念進(jìn)一步推廣到跨國(guó)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
5、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)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,E-Line,以太網(wǎng)專線業(yè)務(wù)Ethernet Private Line Service,存儲(chǔ),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)的應(yīng)用,以太網(wǎng)做為業(yè)務(wù),提
6、供和出售連接,商業(yè)市場(chǎng)業(yè)務(wù),Ethernet VPNs,Ethernet Private Line,Ethernet Virtual Private 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(chǔ),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,二、電信級(jí)以太網(wǎng),什么是電,信,信級(jí)以太,網(wǎng),網(wǎng)
7、?,可擴(kuò)展,業(yè)務(wù)和帶,寬,寬,100,000個(gè)EVC,s,從 Mbpst到x10Gbps,保護(hù),50ms 保,護(hù),護(hù),端到端,路,路徑保,護(hù),護(hù),集中線,路,路和結(jié),點(diǎn),點(diǎn)保護(hù),服務(wù)質(zhì),量,量,保證端,到,到端的SLA,端到端,的,的 CIR,和,和 EIR,商業(yè)。,移,移動(dòng)，,居,居民區(qū),TDM,支,支持,無縫集,成,成TDM,電路模,擬,擬業(yè)務(wù),支持現(xiàn),有,有話音,業(yè),業(yè)務(wù),業(yè)務(wù)管,理,理,快速提,供,供服務(wù),運(yùn)營(yíng)商,級(jí),級(jí)OAM能力,客戶網(wǎng),絡(luò),絡(luò)管理(CNM),Carrier,Ethernet,電信級(jí),以,以太網(wǎng):IEEE802.3,以,以太,網(wǎng),網(wǎng) 5項(xiàng)運(yùn),營(yíng),營(yíng)商級(jí),特,特性,電信
8、級(jí),以,以太網(wǎng),提,提供融,合,合的業(yè),務(wù),務(wù),Video Source,互聯(lián)網(wǎng),話音網(wǎng),關(guān),關(guān),Carrier Ethernet,話音/,視,視頻,電話,HDTV,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,帶,E-Line,E-LAN,和,和 TDM,業(yè),業(yè)務(wù),FTTx 和,DSLAM,干,干線,寬帶移,動(dòng),動(dòng),數(shù)據(jù)/,視,視頻,ATM,的,的QoS和流,量,量工程,SONET/SDH,的,的彈性,和,和管理,以太網(wǎng),的,的簡(jiǎn)單,和,和經(jīng)濟(jì),性,性,電信級(jí),以,以太網(wǎng),可,可以支,持,持兩種,核,核心
9、網(wǎng),IP/MPLS,Internet,IMS,C/S,P2PSIP INON,應(yīng)用：,話,話音VoIP、,視頻IPTV,應(yīng)用：,話,話音,互,互聯(lián)網(wǎng),電,電話、,視頻,互,互聯(lián)網(wǎng),電,電視、,新,新媒體,企業(yè)、,大,大客戶,、,、VIP,寬帶消,費(fèi),費(fèi)者,寬帶業(yè),務(wù),務(wù)應(yīng)用,居民區(qū),TriplePlaywith IPTV,100,sofTVchannels,Videoondemand,Videorecording/playback,Interactivevideoapps,Multi-megabit Internet access,Remotelearning,Gaming,商業(yè),強(qiáng)化業(yè),務(wù),
10、務(wù),Gigabit connectivitybetween businesses,Data CenterConsolidation,Storage anddisasterrecovery,Guaranteed ratemulti-megabitInternetaccess,Videoconferencing&broadcast,Businesstelephony,移動(dòng),無線干,線,線,Wi-FiAccessdelivery,WiMAXinfrastructure,3Gandbeyond wireless,Next gendata services,High resolutionphoto,Wi
11、relessvideo,Gaming,Digital TV,企業(yè)業(yè),務(wù),務(wù),Inter-LAN,Inter-PABXand SAN,Customersite,Customersite,Customersite,Carrier Ethernet,Customersite,Customersite,Customersite,IPVPN,Network,Carrier Ethernet,Customersite,Customersite,Carrier Ethernet,Customersite,Customersite,Customersite,IPVPN,ASP,or,Extranet,Cust
12、omersite,Carrier Ethernet,Customersite,Customersite,Customersite,Carrier Ethernet,VPLS Group,High Speed AccesstoIP-VPN,High Speed Internet Access,VPLS or VPLS-TEService,Multi-Service Access,加速全,球,球采用,電,電信級(jí),以,以太網(wǎng),和,和業(yè)務(wù),以太網(wǎng),業(yè),業(yè)務(wù)的,演,演化,Vorizon,1998-2004,2004-Present,Service Characteristics,Best Effort
13、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 Branch Offices,100 meg at HQ and Data Center,100 meg UNI at Branches,Gigabit at HQ
14、 and 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,Ver
15、izon 以,太,太網(wǎng)業(yè),務(wù),務(wù),Global,National,Metro,COVERAGE,GlobalDataLink(USand9EuropeanCountries),EthernetPrivate Line,EthernetPrivate Lineand DedicatedSONETRingsinover 80 markets,EthernetPrivate Line,Layer1,Private IP(metro,national,international),InternetDedicated(metro,national,international),EthernetAcces
16、s,GlobalVPLScomingin2007,Nationwide VPLScoming in Q4 2006,VZE-LANIn-region,E-LAN,GlobalDataLink(USand9EuropeanCountries),EthernetVirtual PrivateLine,EthernetVirtual PrivateLineinover 80 markets,EthernetVirtual PrivateLine,Layer 2,E-Line,VerizonsEthernetProductPortfolio,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(yùn),行,行在任,何,何基礎(chǔ),設(shè),設(shè)施上,20%,30%,50%,SONET,L3,Ethe
城域核心網(wǎng)發(fā)展趨勢(shì)
