E320設備硬件體系介紹

1.E320設備硬件體系介紹CourseOverviewThiscourseprovidesanintroductiontotheE-seriesrouterplatformsThecoursecoversE-seriesrouterfeatures,applications,andhardwarearchitecture.CourseObjectsDescribetheE-seriesrouterfeaturesandapplicationsinbothaB-RASanddedicatedaccessenvironment;DescribetheE-seriesrouterhardwarearchitecture;DescribetheconfigurationoptionsavailableforE-serieshardwareplatforms;CompanyProfileServiceProviderMarketFocusPurpose-builtplatformsforPacketProcessingGlobalPresence35+regionalofficesworldwideLocalJuniperIPexpertiseExcellence(MarketShare)#1-BRAS#1-IPServices#2-CoreRouter#2-EdgeRouterSource:Infonetics,Synergy,Dell’OroChannelpartnersarekeytoJuniperNetworks’successxxdmservicexx/JUNOS_invitation/index.htmljunosxTechnicalCertificationProgram

ExpertProfessionalSpecialistAssociateInformationat:https://xjuniperx/training/certification/erx_track.html7Copyright?2003JuniperNetworks,Inc. ProprietaryandConfidential xjuniperxJ20GGSNMobileT-seriesLargeCore&MetroAggregationM-seriesCircuitAggregation

&Small/MedCoreE-seriesinJuniperProductLineE-seriesGranularservices,BRAS&CircuitAggregation同一軟件，所有平臺JUNOSe相同的硬件體系結(jié)構(gòu)5G40G320G120GTheE120extendsE320benefitsinaformfactoroptimizedforsmallandmid-sizeCOsandPoPsSmPoP/CO(16ksubs)SmPoP/CO(32ksubs)MedPoP/CO(32ksubs)LargePoP/CO(48ksubs)VeryLargePoP/CO(96ksubs)相同的軟件體系結(jié)構(gòu)相同的硬件體系結(jié)構(gòu)10GE-seriesRoutersERX710/141032,000subscribersERX70516,000subscribersERX144048,000subscribersERX310*16,000subscribers*AvailablewithJUNOSe5.1,2003/08E120E32096,000subscribers64,000subscribers10Copyright?2003JuniperNetworks,Inc. ProprietaryandConfidential xjuniperxE320Overview–Front/RearViews中置背板結(jié)構(gòu)，前后插卡12個線卡插槽靈活的IOA插卡結(jié)構(gòu)最大24個IOA插槽14u19in.wide25in.deep(63.5cm)3chassisper7’rack(24)I/OAdapters(12)LineModulesControlModulesE320MidplaneArchitectureLineModulesSlots0-5(2)SRPsLineModulesSlots11-16(3)SwitchFabricModulesSRPIOAPDUIOAUpperBayIOALowerBayE320MidplaneArchitectureLineModule&IOAs–SideViewLineCard&IOAAlignmentIOAhalfheightbracketE320LMandIOALineModulesLM44Gbps轉(zhuǎn)發(fā)處理能力，可與任意IOA配合LM10-U10Gbps轉(zhuǎn)發(fā)處理能力，只與10GEIOA配對，只作網(wǎng)絡側(cè)接口LM10-A10Gbps轉(zhuǎn)發(fā)處理能力，用戶側(cè)接口卡配對使用AdvancedLM10-A(LM10A+)

增強型LM10-A，單板接入能力加倍Input/OutputModules8xOC-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）專門的硬件卡，處理L2TPLNS、GREtunnels、NetworkAddressTranslation(NAT)等需要配置相應的LM4線路處理卡E320LMandIOASRPsandSFMs(2)SwitchRouteProcessors(SRPs)系統(tǒng)控制/路由處理內(nèi)部包含一塊交換矩陣卡NeedoneSRPforoperation;2ndforredundancy(3)SwitchFabricModules(SFMs)WorkinconjunctionwithSRPstoprovidefabricslices1:4冗余SRPsandSFMsE320板卡命名規(guī)則LabelNameSoftwareDisplayNameModelNumberSRPModules

SRPIOASRP-IOAES2-SRP-IOASRP-100SRP-100ES2-100G-SRPSRP-320SRP-320ES2-320G-SRPSFMModules

SFM-100SFM-100ES2-100G-SFMSFM-320SFM-320ES2-320G-SFMLineModules

ES24GLMLM-4ES2-4GS1-MODES210GUPLINKLMLM-10UplinkES2-10GUPS2-MODES210GLMLM-10ES2-10GACS3-MODIOAs

ES2-S1GE-4IOAGE-4IOAES2-GE4S1-IOAES2-S1GE-8IOAGE-8IOAES2-GE8S1-IOAES2-S110GEIOA10GEIOAES2-10GES1-IOAES2-S1OC3-8STM1ATMIOAOC3/STM1-8ATMIOAES2-8OC3AS1-IOAE320SystemArchitectureIOAIOALineCardLineCardIOAIOASF-sliceSF-sliceSF-sliceSF-sliceSF-sliceSRPSRPDataPlane:Fabric

Serial

LinksControlPlane:EthernetInternalNetworkSFMSFMSFMSRP–SwitchRouteProcessorSFM–SwitchFabricModuleE320PossibleConfigurations100GbSystem12x4Gblinecards=96Gb10x4Gblinecards+1x10Gblinecard=100Gb8x4Gblinecards+2x10Gblinecards=104Gb320GbSystem12x10Gblinecards=240Gb10x10Gblinecards+2x20Gblinecard=280GbChassis&Midplane–FrontView風扇12個線路處理卡插槽,每6個一個冗余組“Supercharged”slotsSRPs&SFMs支架E320FanTraySRPIOA&PowerInputModule10/100帶外網(wǎng)管口SerialconsoleportT1/E1BITS/SETStiminginputsAuxiliaryserialport(4wire)WithinternalSWcontrolledswitches,canbeconnectedtoanycontrolprocessorinthesystem(eitherSRP,oranylinecard)(2)冗余直流電源模塊Midplane–RearView(LeftSide)UpperIOA連接接口冗余IOA連接接口支架定位孔LowerIOA連接接口SFP今年廣西電信IP城域網(wǎng)7擴工程E320實施過程中，遇到了工程人員將非JuniperGESFP模塊插到E320GE端口導致故障發(fā)生的情況。E320GE專用模塊說明E320的GE專用模塊有四種，分別是550米多模、10公里單模、40公里單模、70公里單模，圖片及命令行showinterface顯示如下550米多模SXGESFP模塊，#showinterGigabitEthernet0/0/0GigabitEthernet0/0/0isDown,AdministrativestatusisUpDescription:T0_M-LZ-LONGCHENG-R-CRS-01:GE0/0/0/0HardwareisIntelIXF1110,addressis0090.1aa2.cec3MAUis1000BASE-SXSFP10公里單模LXGESFP模塊，#showinterGigabitEthernet0/0/3GigabitEthernet0/0/3isDown,AdministrativestatusisUpHardwareisIntelIXF1110,addressis0090.1aa2.cec6MAUis1000BASE-LX10km40公里單模EXGESFP模塊，#showinterGigabitEthernet0/0/2GigabitEthernet0/0/2isUp,AdministrativestatusisUpHardwareisIntelIXF1104,addressis0090.1aa2.b5fbMAUis1000BASE-LX40kmSFP70公里單模LHGESFP模塊，#showinterfacesgigabitEthernet11/0GigabitEthernet11/0isDown,AdministrativestatusisUpHardwareisPMC3386,addressis0090.1a42.434fPrimaryMAUis1000BASE-LX70kmLineCardRedundancy線卡出故障時，當前用戶會話狀態(tài)會被保留，繼續(xù)數(shù)據(jù)包轉(zhuǎn)發(fā)冗余槽位LM重新加載故障槽位的數(shù)據(jù)配置冗余線卡配置下載階段,用戶接入會受到影響轉(zhuǎn)發(fā)平面的切換在毫秒級E320LineModuleRedundancy(Front)LineModulesSlots0-5(2)SRPsLineModulesSlots11-16(3)SwitchFabricModulesJUNOSe冗余備份機制SRPHWFailureHA1%LineModuleHWFailureLM1:N冗余1%IOA/Line/ANFailureLAGO.5%+SRPSWBugHotfixY%FeatureUpgradeISSU400%LMSWBugHotfixZ%E-Series

ApplicationsBackboneCustomerPrem.AccessNetworkLargePoP“Super”PoPBackboneCPEbasedEnterpriserouter.Lowcost,smallformfactorwithflexibleinterfaceoptionsScalable,highperformanceIPedgeroutersolutionstomeetatieredPOParchitecture.BRASanddedicatedaccessapplications.ERX1440E320ERX1400ERX700SmallPoPERX310DistributedPoPERX310ERX310DistributededgerouterarchtosupportbothBRASanddedicatedaccessapplicationsCoreSubscriberMgmtAppsSubscriberMgmtAppsIntegratedSolution單邊緣業(yè)務控制允許最終用戶能夠自主選擇所需服務針對每一業(yè)務,統(tǒng)一計費對網(wǎng)絡層的強力控制與內(nèi)容,網(wǎng)絡,客戶緊密聯(lián)系支持多種接入方式33Copyright?2003JuniperNetworks,Inc. ProprietaryandConfidential xjuniperxWirelessContent&ServicesDSL(DSLAM)LeasedLine(Router)Ethernet(VLAN)DialSwitchSatelliteSubscribersCable(G10CMTS)ServiceControlContent&ServicesContent&ServicesBRAS–DSLAccessPPP/PPPoEterminationandsubscribermanagementusingRadius,DHCPandCOPS線速進行IP源地址校驗以及策略控制提供層次化的帶寬服務,premium/business/consumerservicesPPP/DSLB-RASPPPoE/DSLDSLAMDSLAMRADIUSPoliciesDHCP存儲內(nèi)容Network游戲視頻BRAS–DSLAccess

動態(tài)服務選擇SP提出業(yè)務需求,轉(zhuǎn)化為基于策略的服務內(nèi)容,存儲在策略服務器的數(shù)據(jù)庫中最終用戶從個性化的Portal頁面選擇自己需要的服務E系列路由器通知SDX/SRC用戶相關信息激活服務,SDX將相應的策略通知E系列路由器,并由E系列路由器最終應用到用戶端口支持靈活的計費模式(例如perservice,perusage,volume,time,event)PPPB-RASPPPoEDSLAMServiceSelectionPortal(SDX)DSLAMRADIUSDHCPPoliciesISPCorporateVPNContentProviderInternetERX-enabledWiFiApproachProviderEdgeGatewaysIdeallocationtoperformIPServicesQoS,filtering,pushcustomizedcontentPerformBRAS,IPaddressing,authenticationrequests,usersessionterminationRequiresspecializedhardwaretomeethighpacketprocessingrequirementsLoweroperationalcost,scalesformassdeploymentDSLE1/T1MetroEthernetCoreEdgeAccessSDXSDX-300Provisionin