本科毕业论文---opticalnetworkofsdhgraduatethesiss正文正文.doc

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

2、ronmentfortheentireoptictransmissionnetwork.ThispaperstudiesthetechniqueofSDHnetwork,describesthebasicprincipleofSDHmappingmultiplexing,structureofframe,categoriesoftopology,andresearchesthemethodsofprotectionoftheopticnetwork.Accordingtotheinstructi

3、onrequirement,anoptictransmissionnetworkwith9nodesissetup,theservicesbetweentwonodesareconfiguredthroughthenetworkwiththecostsorminimumresourcesofthenetwork.ThesystemtimeclockisconfiguredandchoosenodeDasprimaryclock.Officewireiscompletedandchoosenode

4、Dascontrollerofthenetwork.Multiplexingsectionprotectionandpathprotectionisfinished.Aftercarefuldesign,realizedsimulations,performancetestsshowthatthesynchronousdigitalhierarchynetworkisreasonable,itcanbeusedforpracticalengineering.Keywords:SDH;networ

5、ks;opticaltransmission;STM-N;networking;multiplexing;opticalinterfaceIII本科生毕业设计（论文）TableofContentsChapter1Introduction11.1Background11.2CharacteristicsofSDHnetwork11.3Researchobjectivesandsignificance2Chapter2SDHPrinciples42.1SDHsignalframestructurea

6、ndmultiplexingsteps42.1.1SDHsignalframestructure42.1.2SDHmultiplexingstep62.2SDHequipmentlogicfunctionblocks52.3Thebasicnetworktopology62.4Self-healingnetwork8Chapter3SDHNetworkArchitectures103.1Apoint-to-pointSDHlink103.2ASDHRingNetwork113.3Multi-Ri

7、ngSDHTopology123.4SDHRingProtectionMechanisms133.5TheRingProtectionArchitectures13Chapter4RealizationofOpticTransmissionNetwork184.1Networktopology184.2Networkingrealization184.2.1Setupthenetworknodes194.2.2Installationoftheboardsinnodes204.3SystemCl

8、ockconfigurations234.4Officewireconfigurations264.6Serviceconfiguration274.6.1AtoI2mb/s*10serviceconfiguration274.6.2Theresultsofservicesofnetwork304.7Serviceprotectionconfiguration324.7.1ServiceprotectionfromAtoB32III本科生毕业设计（论文）4.7.1Serviceprotectio