EPON Network Management System

LOGOMajorTelecommunicationandInformationSystemDirectionDigitalTelecommunicationTutorsHuangXiaoNameChengwenDesignandImplementationofEPONNetworkManagementSystemCompanyLogoContents1KeytechnologiesforEPONnetworkmanagementsystem2TotaldesignforEPONnetworkmanagementsystem3ImplementationofEPONnetworkmanagementsystem4Experiment56Conclusion&FutureworkThedevelopmentofEPONtechnologyathomeandabroadCompanyLogoThedevelopmentofEPONtechnologyathomeandabroadCompanyLogo提出本题目CompanyLogoContents1KeytechnologiesforEPONnetworkmanagementsystem2TotaldesignforEPONnetworkmanagementsystem3ImplementationofEPONnetworkmanagementsystem4Experiment56Conclusion&FutureworkThedevelopmentofEPONtechnologyathomeandabroadCompanyLogoEPONintroductionAfterreleasingGbitEthernetstandardsin1998,IEEEsetup802.3ah（Ethernetforthefirstmile，EFM）grouptostandardizeEPONtechnologysince2000EFMfocusonMACprotocolsofEPON,restpartscomplytoITU-TG.983recommendationInternationalstandardsIEEEStd.802.3ah-2004NationalstandardsYD/TxxxxAccessNetworktechnologyrequirement---basedonEthernetPON（E-PON）YD/TxxxxAccessNetworktestingscheme--basedonEthernetPON（E-PON）CompanyLogoFrameofreferenceOLTONU/ONT1网络侧接口IFPONIFPON用户侧接口ONU/ONT2ONU/ONT3...ODN光分路器IFPON：PON的专用接口CompanyLogoEPON:DownstreamBroadcastingmodeAfterregistration,ONUisassigneduniqueLLID(s)Beforetransmittingapacket,anLLIDwasaddedintoeverypacketAfterreceivingapacket,OLTcomparestheLLIDwithitsLLIDregistrationlist，ONUonlyacceptsthosepacketthathasitsownLLIDorbroadcastingpacketONU-specificpacketONU-specificpacketSplitterVariablelengthpacketsIEEE802.3formatCompanyLogoEPON:UpstreamTDMAmodePacketinIEEE802.3formatwithviablelengthEnd-user1End-user3End-user2ONU-specificpacketONU-specificpacketEachONUwillsenddataonlyatallottedtimeslotCompanyLogo（1）基于IP及以太网技术：（2）提供非常高的带宽：（3）低建设成本：（4）低运营维护成本：（5）解决远端用户的接入问题（6）支持多种业务：（7）解决终端用户的带宽瓶颈：（8）高接入可靠性：（9）便于管理：对业务透明，便于系统升级、管理和引进新业务EPON的特点(1)BasedonIPandEthernettechnologies：(2)Providehighbandwidth:(3)Lowconstructioncost:(4)Lowoperationandmaintenancecosts:(5)Solveremoteusersaccessproblem:(6)Supportawidevarietyofservices:(7)Settlebandwidthbottleneckofterminaluser:(8)Highreliabilityaccess:(9)Manageable:transparentoperation,convenientforsystemupgrade,managementandtheintroductionofnewservices:CompanyLogoNetworkmanagementNetworkmanagementincludesdeployment,integrationandcoordinationofthehardware,software,andhumanelementstomonitor,test,poll,configure,analyze,evaluateandcontrolthenetworkandelementresourcestomeetthereal-time,operationalperformance,andQualityofservicerequirementsatareasonablecost.LowerscostsbyeliminatingtheneedformanyadministratorsatmultiplelocationsperformingthesamefunctionMakesnetworkadministrationandmonitoringeasierandmoreconvenientCoherentpresentationofdataCompanyLogoFunctionalAreasofNetworkManagementPerformanceManagementSecurityManagementAccountingManagementFaultManagementConfigurationManagementNetworkManagementCompanyLogoSimpleNetworkManagementProtocolSimpleNetworkManagementProtocol(SNMP)isanapplicationlayerprotocolforInternetmanagement1.Internetroots(SGMP,SimpleGatewayManagementProtocol)2.startedsimple3.deployed,adoptedrapidly4.defactonetworkmanagementstandard5.evolving6.threeversions:SNMPv1,SNMPv2,SNMPv3CompanyLogoSNMPManagementModelCommunicationsNetwork...ManagerNetworkElements(NEs)NetworkManagementProtocolSNMPNetworkInterfaceSNMPUDPIPAgentMIBNetworkInterfaceSNMPUDPIPManagerNetworkInterfaceSNMPUDPIPAgentMIBFourcomponents:Manager,Agents,MIB(ManagementInformationBase),Networkmanagementprotocol(SNMP)Agent--AserverentityonanetworkthathasaManagementInformationBase(MIB).Manager--AclientonanetworkthataccessesanAgent’sMIB.MIB--Agroupofvariablesassociatedwithamanagednetworkentity.CompanyLogoContents1KeytechnologiesforEPONnetworkmanagementsystem2TotaldesignforEPONnetworkmanagementsystem3ImplementationofEPONnetworkmanagementsystem4Experiment56Conclusion&FutureworkThedevelopmentofEPONtechnologyathomeandabroadCompanyLogoMessagereceive/sendcomponentOSnetworkfunctioncomponentOSNEfunctioncomponent1OSNEfunctioncomponent2OSNEfunctioncomponentnOSsystemmanagecomponentTMN-OSWSnetworkfunctioncomponentWSNEfunctioncomponent1WSNEfunctioncomponent2WSNEfunctioncomponentnWSsystemmanagecomponentMessagereceive/sendcomponentTMN-WSNEtype1NEtype2NEtypen…网管系统软件体系结构GUICompanyLogoContentsCompanyLogo系统接口建模PerformanceManagementincludeincludeCollectperformancedataPerformancethresholdmanagementConfigurationManagementincludeincludeQueryconfigurationinformationModifyconfiguationinformationFaultManagementincludeincludeEventtrapManagementAlarminformationHandleServiceManagementincludeincludeUSerportManagementServicetemplatemanagementManagerAgentCompanyLogoGraphicalInterfaceTopologyManagementUserManagementEPONNetworkEquipmentsDatabaseNEManagermentSub-moduleInterfaceCommunicationModuleDatabaseInterfaceModuleManagerCommunicationModuleDataCollectSub-moduleUserInterfaceModuleDatabaseservermoduleApplicationLayerDataProcessLayerDataInteractiveLayerManagerModuleCompanyLogoUserInterf