展望下一代IP网络的发展——CISCO IP NGN.ppt

,1,2005 Cisco Systems,Inc.All rights reserved.,IP NGN,CISCO PUBLIC,展望下一代IP网络的发展Cisco IP NGN,2,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,内容简介IP网络技术发展IP NGN 网络架构Cisco IP NGN产品与技术简介IP NGN 网络应用实例CISCO IP NGN展望,Internet,3,CISCO PUBLIC,IP NGN_2_APR2005,VPNs,Transport,Content,Voice&Video 2005 Cisco Systems,Inc.All rights reserved.,Mobility,I2NEnterprise,I2NConsumer,Small Business下一代网络,IP网络的发展进入到下一个时期以服务连接客户，用网络提供服务，将所有客户和服务纳入网络I2N,4,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,IP通信技术进入宽带时期 光通信技术的发展DWDM:一对光纤上的容量从2.5G扩大到超过1T新一代智能光传输平台:融合SDH ADM,Cross-Connect,GMPLS,Ethernet.宽带接入技术的进步ADSL/VDSL/ADSL2光纤到户，以太网到户，EPON宽带无线网络 Ethernet GE,10GE 以太网的广泛应用，带宽的价格迅速下降 Metro-Ethernet 40GE,immediately 100GE,5,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,IP技术的迅猛发展 硬件技术2.5G to 10G in passed two years10G to 40 G in later this year40G Network Processor(100Mpps40byte)Support IPv4/IPv6/MPLS at same timeSwitch capacity scale to multiple Tbits 软件技术 分布式微内核的操作系统将整个系统的可靠性从 99.9%提高到99.999%路由算法的进一步优化将网络恢复时间降低到300msfast convergence BGPfast ISIS/OSPF and I-OSPF NSF/SSO:none single packet lost!,6,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,技术进步带来得困扰：,Resolving These ConflictsRequires a Clean-Slate SystemDesignEverything Must Be Rethought,TechnologyRefresh toIncrease NetworkCapacity2-5 years,TechnologyRefresh toIncrease NetworkCapacity,TechnologyRefresh toIncrease NetworkCapacity2-5 years,Cisco Confidential,7,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,IP NGN 网络架构,8,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,下一代网络发展需求,SERVICESDIFFERENTIATIONLOYALTYREVENUE,EFFICIENCIESOPEXCAPEXPROFITSIPINTELLIGENCEFLEXIBILITYADAPTABILITY,CONTROLSERVICENETWORKBUSINESS,NETWORK,CONVERGENCE,IP NGN 网络发展趋势Requires Multiple Layers of Convergence,APPLICATIONCONVERGENCESERVICECONVERGENCE,MOBILEFR/ATMPSTNOPTICALBROADBANDSERVICESHIGH-SPEEDINTERNETIP NGN_2_APR2005,Integration of NewInnovative IP D/V/VServices overBroadband forIncreased RevenueService Continuityacross Access forCustomer LoyaltyAnd Stickiness,Eliminate Layersin the Network forIncreasedOPEX/CAPEXEfficienciesCISCO PUBLIC 9,IPNext GenerationNetwork 2005 Cisco Systems,Inc.All rights reserved.,IP NGN_2_APR2005,CONSUMER,SMALL/MEDIUMBUSINESS,SPWHOLESALE,ENTERPRISE,VPNs,INTERNET,IPv6,VOICE&VIDEO 2005 Cisco Systems,Inc.All rights reserved.,MOBILITY,TRANSPORTCISCO PUBLIC 10,IP NEXT-GENERATION NETWORK,Cisco 下一代网络平台CONNECTING CUSTOMERS WITH SERVICES,SERVICES WITH NETWORKS,AND NETWORKS WITH EACH OTHER,12,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Cisco IP NGN 网络技术产品,13,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Core/EdgeEvolution Blurring Boundaries,VirtualizationService flexibilityScalabilityContinuous operation,ManagementInvestment protectionSecurity,IP/MPLSCore,MetroEthernetVoIP,FirewallVideo,IntelligentEdgeBroadband,FR/ATM/LLOne Network,Many Services,IPv6L2/L3VPN,14,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Next Generation Core Requirements“Must Have”,Massive Scale,2004,NGN_0401,Single-SystemSimplicity,WITH,WITH,ContinuousAvailability,Service Flexibility,UNPRECEDENTED SERVICE FLEXIBILITY WITHOUT DISRUPTION,MASSIVE CAPACITY THAT ACTS AS A SINGLE SYSTEM,WITH,ServicePerformance,Service Intelligence,CAPACITY AND INVESTMENT PROTECTION FOR NEW FEATURES ANDSERVICES WITHOUT PERFORMANCE COMPROMISESMUST RESOLVE THESE INHERENTLYCONFLICTING REQUIREMENTS,Cisco Confidential,15,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Investment Protection forDecades to Come,UnparalleledSystemLongevity,3 Stage Benes Fabric Topology Non-blocking,self-routed for multi-shelf system,Stand-alone Shelf,With Switch Fabric72 Line Card Shelves&8 Fabric Shelves,IN-SERVICE EXPANSION OF HARDWARE AND SOFTWAREUp to92Tbps,Cisco Confidential,16,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,System Processes(E.G.BGP,IS-IS,MPLS)canbe distributed to an arbitrary number of RouteProcessors(RP)for maximum efficiency and scale,Innovative Scalable Control Plane:Eliminates Architectural Limitations,2004,NGN_0401,BGPIS-ISRP1,MPLSRP2,MulticastRP3,Resilient SystemProcess Distribution,UnparalleledSystemLongevity,Cisco Confidential,IPv6RPn,S,ysSe,emrvt,ci,se,k,17,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,k,Control Plane,Data Plane,Management Plane,BGPkk,IS-IS,RIP,OSPF,PIM,IGMP,ACL,PRI,L2Drivers,CLI,XML,Alarm,Netflow,SNMP,SSH,QoS FIB LPTSDistributed Middleware,“Always On”In-Service Software Upgrades,Control,Data and Management plane separation Transparent,fully distributed processing to optimizeresources Granular(process level)in-service upgrades Processes can be started,stopped and upgraded on active RP,2004,NGN_0401,ContinuousSystemOperation,Cisco Confidential,18,2005 Cisco Systems,Inc.All rights reserved.,IP NGN_2_APR2005,Cisco IP/MPLS Innovation for the CoreGlobal Interprovider NGN Infrastructure(GINI)Advancements Inter-AS Multicast VPNNew service opportunity for SPs to extend multicastapplications across SP boundaries Inter-AS Traffic EngineeringImproved resiliency(better SLAs)Increased bandwidthBetter core optimization Inter-provider MPLS VPN over IPEnables IP networks to support MPLSL3 VPN services,Increases L3 VPN service footprintUtilizes proven BGP control plane and IP/L2TPv3 dataplane to support VPN operation MPLS VPN Inter-AS/CsC Load BalancingMultiple physical paths between ASBR routersenhances scalability and improves robustness andresiliency at service provider peering points,Industrys First,Most WidelyDeployed,andMost Feature-RichMPLS Portfolio,CISCO PUBLIC,19,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,IP NGN 中的应用,GigE,Cntrl,20,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Optimize investments withindustry first asymmetric nxGEvideo networkingAsymmetric EtherChannelUnidirectional link routingIntegrated 1GE,10GE optics,Unmatched video to networklinkage for better customerexperienceEnhanced multicast for betterchannel switching timeIGMP v2 to v3 mappingfor security,scalability,flexibility,simplicity,IP NGN Video NetworkingCISCO VIDEO NETWORKING,NGIntelligentVideoControlPlane,GigE SwitchingOptimizedGigE Transport GigEIntegrated OpticsCisco 7600/Catalyst:Intelligent Video Edge,Video ServicesDigital BroadcastVideo Intelligence,21,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Unmatched Cisco IP GigE Video Experience neuf telecom,FranceNational Metro Network,more than 50%nationwide coverageNeufTV and CanalSAT offer Digital quality TV over DSLQoS enabled,Intelligent Video distribution,10M+VODSUBSCRIBERS,Hong KongBroadband,National,Regional IPMetro Ethernet,Next-GenDSLAM,FT PoP,STB,Metro IP/10G Ethernet CoreCisco 7600,Catalyst 3550,STB,22,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Cisco Call Session Control PlatformDelivering Rich Multimedia SIP-Based Communications,Enterprise,Cable/DSL,Presence ServerReal-Time SubscriberStatusCisco Name ResolutionServerInter-Domain Routing,PSTNPLMNOtherCarrier,3G Data,WiFi,Application Serverse.g.,Voice Services,3rd Party Call ControlCisco Service EngineData,Routing,Service IntegrationCisco Call SessionControl PlatformCisco Edge ProxyAccess Management,Value Increases as Features areAdded to the Base Functionality,Presence Presence-Enabled Buddy List Presence-Enabled CallRouting,Advanced Applications Fixed Mobile Convergence Gaming Buddy FinderPush-to-Talk VoIP PTT over Cellular Desktop PTT Push-to-PortalUnified Messaging Voice/Text/VideoMessaging Video Attendant,Voice/Video Communications One-to-One Calls Group Calls/Conferencing Video applications(datingservices,etc),Network,23,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,GPS,Telematics:Industry related to usingcomputers in concert withtelecommunications systems.This includes Internet access,aswell as all types of networks thatrely on a telecommunicationssystem to transport data.“Telematics to Become$8 BillionIndustry by 2005,According to New Study from AlliedBusiness Intelligence”http:/,IPv6 在IP NGN 中的应用Networks in MotionServerHA,Toll or GazStations,InternetGPRS or 3G,Nagoya City,24,CISCO PUBLIC,IP NGN_2_APR2005 2005 Cisco Systems,Inc.All rights reserved.,Home Servers,Visualize,Real TimeVisualization,RegistrationGLI Agent,Area Servers,Metropolitan Tokyo,IPv6 在IP NGN 中的应用Geographical Location Info.,25,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,IPv6 在IP NGN 中的应用IPv6 seat mat nodeSensing the biological informationBreathsHeartbeatsSnoringetc.,Sensor seatMicro-node(WWWserver)Sensor device(空気圧変動検出)Air tube,26,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Service ExchangeOpen Framework for Triple Play on the Move,Protecting branded service Access independent service control Speed to service Open interfacesServiceExchange,CiscoPartners,Call/Session ControlCSCP/BTS/PGW,Deep Packet InspectionCisco Service Control,BRAS/SSG10000/7x00/uBRMobile ServiceFrameworkCMX,Security ServicesCisco 7X00Video7600/Catalyst 3X00/4000/ERM,CISCO IP NGN 展望,27,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,28,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Recent,Major Cisco IP NGNCustomer Announcements,NETWORKIP NGNEND-TO-ENDNATIONWIDECONVERGEDNETWORK FORTRIPLE PLAY,SERVICE First global provider to go all Cisco IP NGN Selling IP services exclusively,migrating legacy services to new network Certified QoS“Comcast has partnered with Cisco to successfullydevelop and launch high-speed Internet,digitaltelevision,on-demand video,and digital telephonyservices on a new IP+Optical architecture”Ray Celona,SVP of National IPEngineering and Operations(NIPEO),29,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Sprint Solutions:Customer Solution/ValueEnables telco-style SLA with sub-50ms restoration guaranteesBandwidth flexibility with FE or GE and rate limiting trafficUse of DPT/RPR for 50ms restorationProvides high bandwidth/high performance,lower costsL2TPv3 Metro Network ArchitectureXR12000 with combined GE+FE module located in MTUsGE/FE access for customersSTM-16 DPT/RPR ring over dark fiber to Cisco 12000s in coreKey software features delivered in proven Cisco IOS-XR software:IP Multicast,TDR,Optical Power Monitoring,BGP,30,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,AT&T Solutions:Customer Solution/ValueNetwork Convergence on common coreNetwork Element consolidationOpex and Capex reductionATM trunking over MPLSSLA parity with legacy Layer 2 services Network ArchitectureGSRs replacing Legacy MGX Core providing MPLS/AToM ServiceAggregates lower bit rate traffic(T1,DS3,OC-3 services)into higher speedOC-48 and OC-192 pipes for routing across the networkGSR as Multi service Edge(PE)device,31,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,AT&Ts Network Vision and Drivers Near TermConverged IP Core consolidate IPFR into CBB(CommonBackBone)Tie the different global networks via Inter-ASOffer a consistent service unicast,multicast with QoSUse MPLS core to tunnel MGX trunksMPLS FRR/TEEoMPLS/VPLS Longer Term VisionStart to migrate FR/ATM service to MPLS via MSERetire different L2 and L3 networks,32,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,Telstra Solutions Customer Solution/ValueTransparent LAN Services for simple,low-cost campus to branch officeconnectivityWideband IP:MPLS-based VPN service for national enterprise connectivityWeb-based,self-provisioning of Bandwidth-on-Demand Network ArchitectureCatalyst 6500 for POP aggregationCatalyst 3550 and 6500 for in-building accessCisco 12000(GSR)Series in Core,33,2005 Cisco Systems,Inc.All rights reserved.,CISCO PUBLIC,IP NGN_2_APR2005,