opticalnetworkofsdhgraduatethesiss正文正文大学学位论文.doc

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1、本科生毕业设计（论文）AbstractInrecentyears,withthedevelopmentoftheinformationsociety,theglobalInternetbusinessshowedanexplosivegrowthtrend.TheimplementationofthefiberopticalnetworkofSDHisonthebasisofthetransmissionplatformofZTEMP320,itcanprovideasimulationenvironmentfortheentireoptictran

2、smissionnetwork.ThispaperstudiesthetechniqueofSDHnetwork,describesthebasicprincipleofSDHmappingmultiplexing,structureofframe,categoriesoftopology,andresearchesthemethodsofprotectionoftheopticnetwork.Accordingtotheinstructionrequirement,anoptictransmissionnetworkwith9nodesissetu

3、p,theservicesbetweentwonodesareconfiguredthroughthenetworkwiththecostsorminimumresourcesofthenetwork.ThesystemtimeclockisconfiguredandchoosenodeDasprimaryclock.OfficewireiscompletedandchoosenodeDascontrollerofthenetwork.Multiplexingsectionprotectionandpathprotectionisfinished.A

4、ftercarefuldesign,realizedsimulations,performancetestsshowthatthesynchronousdigitalhierarchynetworkisreasonable,itcanbeusedforpracticalengineering.Keywords:SDH;networks;opticaltransmission;STM-N;networking;multiplexing;opticalinterfaceIII本科生毕业设计（论文）TableofContentsChapter1Introd

5、uction11.1Background11.2CharacteristicsofSDHnetwork11.3Researchobjectivesandsignificance2Chapter2SDHPrinciples42.1SDHsignalframestructureandmultiplexingsteps42.1.1SDHsignalframestructure42.1.2SDHmultiplexingstep62.2SDHequipmentlogicfunctionblocks52.3Thebasicnetworktopology62.4S

6、elf-healingnetwork8Chapter3SDHNetworkArchitectures103.1Apoint-to-pointSDHlink103.2ASDHRingNetwork113.3Multi-RingSDHTopology123.4SDHRingProtectionMechanisms133.5TheRingProtectionArchitectures13Chapter4RealizationofOpticTransmissionNetwork184.1Networktopology184.2Networkingrealiz

7、ation184.2.1Setupthenetworknodes194.2.2Installationoftheboardsinnodes204.3SystemClockconfigurations234.4Officewireconfigurations264.6Serviceconfiguration274.6.1AtoI2mb/s*10serviceconfiguration274.6.2Theresultsofservicesofnetwork304.7Serviceprotectionconfiguration324.7.1Servicep

8、rotectionfromAtoB32III本科生毕业设计（论文）4.7.1Serviceprotectio