1E320设备硬件体系介绍

1.E320设备硬件体系介绍CourseOverviewThiscourseprovidesanintroductiontotheE-seriesrouterplatformsThecoursecoversE-seriesrouterfeatures,applications,andhardwarearchitecture.CourseObjectsDescribetheE-seriesrouterfeaturesandapplicationsinbothaB-RASanddedicatedaccessenvironment;DescribetheE-seriesrouterhardwarearchitecture;DescribetheconfigurationoptionsavailableforE-serieshardwareplatforms;://©2003JuniperNetworks,Inc.ProprietaryandConfidential同一软件，所有平台相同的硬件体系结构5G40G320G120GTheE120extendsE320benefitsinaformfactoroptimizedforsmallandmid-sizeCOsandPoPsSmPoP/CO(16ksubs)SmPoP/CO(32ksubs)MedPoP/CO(32ksubs)LargePoP/CO(48ksubs)VeryLargePoP/CO(96ksubs)相同的硬件体系结构10GE-seriesRoutersERX710/141032,000subscribersERX70516,000subscribersERX144048,000subscribersERX310*16,000subscribers*AvailablewithJUNOSe5.1,2003/08E120E32096,000subscribers64,000subscribers10Copyright©2003JuniperNetworks,Inc.ProprietaryandConfidential–Front/RearViews中置背板结构，前后插卡12个线卡插槽灵活的IOA插卡结构最大24个IOA插槽14u19in.wide25in.deep(63.5cm)3chassisper7’rack(24)I/OAdapters(12)LineModulesControlModulesE320MidplaneArchitectureLineModulesSlots0-5(2)SRPsLineModulesSlots11-16(3)SwitchFabricModulesSRPIOAPDUIOAUpperBayIOALowerBayE320MidplaneArchitectureLineModule&IOAs–SideViewLineModuleIOAIOASystemFrontSystemBackCablesIntegralPlenumFanFanFanFanFanFanFanFanLineCard&IOAAlignmentIOAhalfheightbracketE320LMandIOALineModulesLM44Gbps转发处理能力，可与任意IOA配合LM10-U10Gbps转发处理能力，只与10GEIOA配对，只作网络侧接口LM10-A10Gbps转发处理能力，用户侧接口卡配对使用AdvancedLM10-A(LM10A+)增强型LM10-A，单板接入能力加倍Input/OutputModules8xOC-3/STM-1ATM(半高卡）2xOC-12/STM-4PoS(半高卡）1xOC-48/STM-16PoS(半高卡）4xGigabitEthernet(半高卡）8xGigabitEthernet(半高卡）1x10GigabitEthernet(全高卡）RedundancyIOA(全高卡）ServiceIOA(全高卡）专门的硬件卡，处理L2TPLNS、GREtunnels、NetworkAddressTranslation(NAT)等需要配置相应的LM4线路处理卡E320LMandIOASRPsandSFMs(2)SwitchRouteProcessors(SRPs)系统控制/路由处理内部包含一块交换矩阵卡NeedoneSRPforoperation;2ndforredundancy(3)SwitchFabricModules(SFMs)WorkinconjunctionwithSRPstoprovidefabricslices1:4冗余SRPsandSFMsE320板卡命名规则LabelNameSoftwareDisplayNameModelNumberSRPModulesSRPIOASRP-IOAES2-SRP-IOASRP-100SRP-100ES2-100G-SRPSRP-320SRP-320ES2-320G-SRPSFMModulesSFM-100SFM-100ES2-100G-SFMSFM-320SFM-320ES2-320G-SFMLineModulesES24GLMLM-4ES2-4GS1-MODES210GUPLINKLMLM-10UplinkES2-10GUPS2-MODES210GLMLM-10ES2-10GACS3-MODIOAsES2-S1GE-4IOAGE-4IOAES2-GE4S1-IOAES2-S1GE-8IOAGE-8IOAES2-GE8S1-IOAES2-S110GEIOA10GEIOAES2-10GES1-IOAES2-S1OC3-8STM1ATMIOAOC3/STM1-8ATMIOAES2-8OC3AS1-IOAE320SystemArchitectureIOAIOALineCardLineCardIOAIOASF-sliceSF-sliceSF-sliceSF-sliceSF-sliceSRPSRPDataPlane:FabricSerialLinksControlPlane:EthernetInternalNetworkSFMSFMSFMSRP–SwitchRouteProcessorSFM–SwitchFabricModuleE320PossibleConfigurations100GbSystem12x4Gblinecards=96Gb10x4Gblinecards+1x10Gblinecard=100Gb8x4Gblinecards+2x10Gblinecards=104Gb320GbSystem12x10Gblinecards=240Gb10x10Gblinecards+2x20Gblinecard=280GbChassis&Midplane–FrontView风扇12个线路处理卡插槽,每6个一个冗余组“Supercharged”slotsSRPs&SFMs支架E320FanTraySRPIOA&PowerInputModule10/100带外网管口SerialconsoleportT1/E1BITS/SETStiminginputsAuxiliaryserialport(4wire)WithinternalSWcontrolledswitches,canbeconnectedtoanycontrolprocessorinthesystem(eitherSRP,oranylinecard)(2)冗余直流电源模块Midplane–RearView(LeftSide)UpperIOA连接接口冗余IOA连接接口支架定位孔LowerIOA连接接口SFP今年广西电信IP城域网7扩工程E320实施过程中，遇到了工程人员将非JuniperGESFP模块插到E320GE端口导致故障发生的情况。E320GE专用模块说明E320的GE专用模块有四种，分别是550米多模、10公里单模、40公里单模、70公里单模，图片及命令行showinterface显示如下550米多模SXGESFP模块，#showinterGigabitEthernet0/0/0GigabitEthernet0/0/0isDown,AdministrativestatusisUpDescription:T0_M-LZ-LONGCHENG-R-CRS-01:GE0/0/0/0HardwareisIntelIXF1110,addressis0090.1aa2.cec3MAUis1000BASE-SXSFP10公里单模LXGESFP模块，#showinterGigabitEthernet0/0/3GigabitEthernet0/0/3isDown,AdministrativestatusisUpHardwareisIntelIXF1110,addressis0090.1aa2.cec6MAUis1000BASE-LX10km40公里单模EXGESFP模块，#showinterGigabitEthernet0/0/2GigabitEthernet0/0/2isUp,AdministrativestatusisUpHardwareisIntelIXF1104,addressis0090.1aa2.b5fbMAUis1000BASE-LX40kmSFP70公里单模LHGESFP模块，#showinterfacesgigabitEthernet11/0GigabitEthernet11/0isDown,AdministrativestatusisUpHardwareisPMC3386,addressis0090.1a42.434fPrimaryMAUis1000BASE-LX70kmLineCardRedundancyActiveLM4ActiveLM4ActiveLM4ActiveLM4ActiveLM4RedundantLM4I/OIOARedundancyIOAI/OIOAI/OIOAI/OIOAI/OIOAActiveLM4ActiveLM4FailedLM4ActiveLM4ActiveLM4NewlyActivatedLM4I/OIOARedundancyIOAI/OIOAI/OIOAI/OIOAI/OIOA线卡出故障时，当前用户会话状态会被保留，继续数据包转发冗余槽位LM重新加载故障槽位的数据配置冗余线卡配置下载阶段,用户接入会受到影响转发平面的切换在毫秒级E320LineModuleRedundancy(Front)LineModulesSlots0-5(2)SRPsLineModulesSlots11-16(3)SwitchFabricModulesJUNOSe冗余备份机制SRPHWFailureHA1%LineModuleHWFailureLM1:N冗余1%IOA/Line/A