CISCO ASR9k简介

ASR9k产品简介 福建富士通信息软件有限公司FujianFujitsuCommunicationSoftwareCo Ltd FFCS 提纲 IP网络发展概述及设计概念硬件架构介绍QoS 主播能力ASR9k设备扩展性介绍 网络应用发展趋势 Gopher FTP WWW P2P VideoContent VideoCommunication 1993 1995 1995 2000 2000 2013 2013 2025 2025 1995 WebOvertakesGopher FTP2000 Peer to peerOvertakesWeb2010 VideoContentOvertakesPeer to Peer2015 VideoCommunicationOvertakesVideoContent 46 CAGR2007 2012 Source CiscoVisualNetworkingIndex Forecast 2007 2012 网络的发展对带宽的要求 Services TheWildWildWest Dial upinternetaccessprevalentEarlydaysofxDSLandCableBroadbandWeb1 0 basicHTML TechBubbleBursts SharpdeclineinDial upBroadbandpenetrationgrowsrapidlyIPbasedbusinessservices IPNGNTransformation MobileBroadbandgrowingVideodrivingexplosiveIPBWgrowthWeb2 0applicationsproliferate Technology Product Core0 0 1995 2000 Core1 0 2000 2005 Core2 0 2005 2010 OC3toOC48PacketoverSonet 2 5GSystemsCisco7500andGSR 10GPacketoverSonet10GEthernetAdventofMPLS 10GsystemsCiscoGSR 40G 100Gsystems 40G 100GPacketoverSonetMulti chassisIPoDWDM ASR9k设计概念 DistributedsystemEndtoendQoSSuperiormulticast Superiorarchitecture IOS XRModularOSAbsoluteHWRedundancyBroadNetworkResiliencySchemesFastconvergence Carrierclass IntegratedVideo IndustryLeadingWatts GbpsPayasYouGrowPowerMinimalCarbonFootprint PowerReduction HighDensityGE 10GExtensiveL2VPNServicesIncorporatedSynchEIPoDWDMReady CarrierEthernetFocus 6 4TbpsCapableSystemEngineeredforNx100G Buildtolast ASR9000 为高密度GE 10GE 100GE的汇聚而优化按照很长的产品生命周期设计 每槽可扩展到400Gbps带宽 单向 基于创新的IOS XR技术 提供不间断的电信级高可用性 并通过ANA实现完善的管理手段实现商务和宽带业务的网络融合 系统概况10 slot和6 Slot两种机框 每槽带宽能力背板已具备400Gbps能力当前交换矩阵支持180Gbps 400G当前支持40G 60G 80G板卡 N 100G运营商级别硬件冗余备份能力模块化AC DC模块每个AC电源模块3KW每个DC电源模块2KW 1 5KW可变速风扇更低功耗 更低噪音 8xlinecards 2xRSP Rack前进风后出风散热最大功耗8 5Kw FCS功耗 5KW 4xlinecards 2xRSP Rack侧进风后出风散热最大功耗5 5KW FCS功耗 3KW 系统架构 80G线卡架构 40G线卡架构 交换矩阵 数据平面 交换矩阵 控制平面 LC2 T0 B0 FabricInterface B1 T1 T2 T3 IGMPjoins MulticastSource SwitchFabric LC1 T0 B0 FabricInterface B1 T1 T2 T3 LC3 T0 B0 FabricInterface B1 T1 T2 T3 传统主播复制技术 没有交换矩阵的复制 入线卡需要为全部有接受者的出线卡复制组播数据包这将会浪费和消耗入线卡到矩阵的带宽 扩展性很差 KilltheingressLCfabricbandwidthNxbandwidthrequiredN numberofoutputinterfaces LC2 T0 B0 FabricInterface B1 T1 T2 T3 IGMPjoins MulticastSource FabricReplication replicatepackettoegressLCsbasedonFGID FabricInterfaceReplication replicatepackettoBridgeFPGAsbasedonMGID BridgeFPGAReplication replicatepackettoNPUbasedonMGID NPUReplication replicatepackettoegressport SwitchFabric 1 2 3 4 1 2 3 4 LC1 T0 B0 FabricInterface B1 T1 T2 T3 LC3 T0 B0 FabricInterface B1 T1 T2 T3 ASR9000高效的组播复制智能的交换矩阵和出线卡复制机制Replicateatthelastpointofinterest FGID MGID MGID FIGD FabricGroupIDMGID MulticastGroupID IGMPjoins 组播FRR MulticastOnlyFastReroute MoFRR 前提分离的物理网络拓扑 可以扩展到环状拓扑 相同的IPTV流在分离拓扑的两条路径上传送如何工作 PE向两个上联接口发送PIMjoin 来建立组播树 当PE收到组播数据包 只接受RPF的流量 丢弃另一条上联接口的流量 当主路径失效 可以很快地切换到备份路径 因为PIMtree已经事先建立好故障检测可以基于IGP PIM控制层面或数据层面 类似线内介质监测机制 路由器本地功能 不需要上游设备支持组播FRR IPTVsource MoFRRonlyenabledonPErouters ASR9000组播快速收敛 Subsecond 500ms 0Loss Live Live IOS XRIGPandPIMFastConvergence ConvergenceTime Baseline 50ms FlowbaseMoFRR ISIS OSPFprefixprioritization 4 x IPTVsourceprefixgetconvergedatfirst guaranteed 100msecIGPconvergenceforIPTVsourcewhichisindependentofthesizeofIGProutingtable MulticastNSF zeropacketlossduringRSPfailoverorOIR CiscoASR9000优越的架构线卡 业界领先的QoS扩展能力和灵活性 最大每卡768k个队列 支持双Priority队列和到交换矩阵的VoQ4 级QoS层次整机可达6Million队列 Mark Class basedQueue Shape BRR OversubscribePhysicalI Fandhonorhighpriorityclasses Residential perEFP VLAN Business perEFP VLAN Police Shapew MinBWGuarantee BRR SharedGroupPolicy EFPPolicy EFPPolicy PortPolicy Per ClassPolicies Per ClassPolicies Mark Police Class basedQueue Per NPU Per Port 三种类型板卡 按QoSscale分类 IP转发容量一致 均为1M 功能一致 同时支持2层 3层 MPLSVPN 最大MAC容量一致 均为1M ASR9000系统高可用性能力 IOS XRSoftwareprocessrestart ZeropacketlossAllprocessesarerestartableFirstlineofdefense processlevelfailuresRSPfailover OIR ZeropacketlossSSO allprotocolssupportSSOwithveryfewexceptions 1 NSF GR allprotocolsareNSFcapablefromday1NSR ISIS OSPFv2 LDP BGP OSPFv3Bugfix SMUupgradeMostoftheSMUupgradeishitlessSimplifytheoperation 进程独立重起 RP 0 RP0 CPU0 germany processrestartbgpRP 0 RP0 CPU0 germany processrestartisisRP 0 RP0 CPU0 germany processrestartospfRP 0 RP0 CPU0 germany processrestartmplsldp Node Bfor3Gmobile ConsumerBroadbandAndfemtocell Core ServiceSelection QFP ASR1000 EnterpriseVPNandLegacyclients 3GRNC TPE ASR9006 ASR9006 ASR9006AggregationRings ASR9006 ASR9000 SoftbankIPNGN ASR9010 MSE TPE SSE SPE TPE ATMSW TPE 三种类型板卡 按带宽分类 40G4x10GE 40 xGE60G8x10GE超配卡80G8x10GE线速卡 ASR9000SPAinterfaceProcessor SIP 通过SPA SharedPortAdapters 支持非以太网接口High touch extra complex业务特性高扩展性的多业务边缘特性20G线速基于QuantumFlowProcessor QFP 处理器 承载SPA的母卡 A9K SIP 700SPACarrierCards CiscoASR9000演进路线图 MARKETFOCUS DEVELOPMENTFOCUS 2009 2010 Layer2 Layer3CarrierEthernet IPRANBackhaul EthernetBNG 6 10 slotChassis 120GbpsCard 200GbpsCards 40 60 80GbpsCards SPACarrierCard VideoServicesBlade 18SlotChassis LegacyInterfaces VideoCaching Streaming MobileServiceGateways MobileGatewayServicesBlade 2009Layer2 Layer3CarrierEthernetFoundation 2011 POS ChannelizedSPAs 16x10GE 下一代线卡的领先 扩展性ASR9000 Unparalleled10GEDensity ASR9000系统演进路线满足未来5 10年流量增长 BasedonIOS XR 80GbpsLCin3 9 2x100G 20 x10G 5x40GLCsinCY2011 LinecardsperChassis BandwidthperSlot BandwidthperChassis LinecardDensity 8LC 2RSP 4LC 2RSP 180Gbps 180Gbps 2 8Terabits 1 4Terabits 10slots 6slots 40Gbps 40Gbps 18slots 16LC 2RSP 400Gbps 12 8Terabits 2011 12 8TbpsChassisinCY2