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1、本科生畢業(yè)設(shè)計(jì)（論文）AbstractInrecentyears,withthedevelopmentoftheinformationsociety,theglobalInternetbusinessshowedanexplosivegrowthtrend.TheimplementationofthefiberopticalnetworkofSDHisonthebasisofthetransmissionplatformofZTEMP320,itcanprovideasimulationenvironm
2、entfortheentireoptictransmissionnetwork.ThispaperstudiesthetechniqueofSDHnetwork,describesthebasicprincipleofSDHmappingmultiplexing,structureofframe,categoriesoftopology,andresearchesthemethodsofprotectionoftheopticnetwork.Accordingtotheinstructionrequir
3、ement,anoptictransmissionnetworkwith9nodesissetup,theservicesbetweentwonodesareconfiguredthroughthenetworkwiththecostsorminimumresourcesofthenetwork.ThesystemtimeclockisconfiguredandchoosenodeDasprimaryclock.OfficewireiscompletedandchoosenodeDascontrolle
4、rofthenetwork.Multiplexingsectionprotectionandpathprotectionisfinished.Aftercarefuldesign,realizedsimulations,performancetestsshowthatthesynchronousdigitalhierarchynetworkisreasonable,itcanbeusedforpracticalengineering.Keywords:SDH;networks;opticaltransm
5、ission;STM-N;networking;multiplexing;opticalinterfaceIII本科生畢業(yè)設(shè)計(jì)（論文）TableofContentsChapter1Introduction11.1Background11.2CharacteristicsofSDHnetwork11.3Researchobjectivesandsignificance2Chapter2SDHPrinciples42.1SDHsignalframestructureandmultiplexingsteps4
6、2.1.1SDHsignalframestructure42.1.2SDHmultiplexingstep62.2SDHequipmentlogicfunctionblocks52.3Thebasicnetworktopology62.4Self-healingnetwork8Chapter3SDHNetworkArchitectures103.1Apoint-to-pointSDHlink103.2ASDHRingNetwork113.3Multi-RingSDHTopology123.4SDHRin
7、gProtectionMechanisms133.5TheRingProtectionArchitectures13Chapter4RealizationofOpticTransmissionNetwork184.1Networktopology184.2Networkingrealization184.2.1Setupthenetworknodes194.2.2Installationoftheboardsinnodes204.3SystemClockconfigurations234.4Office
8、wireconfigurations264.6Serviceconfiguration274.6.1AtoI2mb/s*10serviceconfiguration274.6.2Theresultsofservicesofnetwork304.7Serviceprotectionconfiguration324.7.1ServiceprotectionfromAtoB32III本科生畢業(yè)設(shè)計(jì)（論文）4.7.1Serviceprotectio
