智能光网络_ASON_的关键技术及发展策略

(ASON),,(,541004):,(ASON),ASON,ASON,:ASON;;;:TN91317:A:1008-3545(2006)04-0030-06,,,IP,,OTN,(ASON)ASON,,ASONASON,1ASON(RA)(OCC)(AD)4RAOCCTP;OCC;,;1ASONASON,ASONASON,,,ASON,,,ASON0320064200612E2NNI(),I2NNI(),ASON:E2NNI,;I2NNI,,,UNI(),ASONASON,;,11(NE),/(),,,ASONASONG18080ASON,,,,ASON(),()ASON,(1),,,,,,,,,(2),,,,,,160Gbit/s,3Clos21,,,ASON,:(1),()(2),(3),SPC,SC,SCSPC(4),1320064200612,(5)(DCN),31ASON,,22ASON,,,,ASON:(1)UNIUNI,:UNI,:(2)E2NNIE2NNIE2NNI,,ASON,E2NNI(3)I2NNII2NNI,,,ASON2320064200612,,,,,,,,,:(1),,,,;(2),,SDHDCCSDH;(3),,,:(1),,,,,,,,(),,,,(2),,,,,,,UNI,,NNI(I2NNI,E2NNI),(3),/,,(BandwidthTrading),(O2VPN),SDH,SONET,,,,,,(PolicyServer),,,::,UNI,332006420061233,,,OIF2UNI,,,OIF2UNI434:,NNI,GMPLS/G1ason,,,GMPLS/G1ason,,,,554320064200612,,,,:(1);(2)UNI,,NNI[1]ITU2TG.8080Architectureforautomaticallyswitchedopticaltransportnetwork(ASON)12003.11[2]ITU2TG.7712DistributedCallandConnectionManagement(DCM)2003.101[3]ITU2TG.8080/Y.1304Architectureforautomaticallyswitchedopticaltransportnetwork(ASON),20011[4]OSPFExtensionsinSupportofMPL(ambda)S,draft2ompls2ospf2extensions200.txt,July.2000,workinprogress.[5]IS2ISExtensionsinSupportofgeneralizedMPLS,draft2ietf2gmpls2extensions200.txt,Sept.2000,workinprogress.[6]YongXue,etal.ArchitectureandRequirementsforRoutingintheAutomaticallySwitchedOpticalNetwork,ITU2TG.7715v0.6.4,May,2002.IntelligentOpticalNetwork(ASON)andthekeytechnologydevelopmentstrategyGAOJin,MOZhao2ming,ZHUJun2sheng(ChinaElectronicsTechnologyGroupNo.34ResearchInstitute,GuangxiGuilin541004)Abstract:Drivenbythemarketandnetworkconstruction,asanewtypeofintelligentopticalnetworkASONintelligentopticaltransmissionnetwork.arapiddevelopment.ThispaperintroducesthearchitectureanditscomponentsASONfocusonkeytechnologiesinvolvedintheASON.TransportPlanecontain,controlplaneandmanagementplane.Telecomalsoproposedbuildinganewgenerationofopticaltransmissionnetworkoperatorscantaketheappropriatestrategy.Keywords:ASONcontrolplane,planartransmissionmanagementplane:2006-10-245320064200612