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1、多核技术培训及趋势分析Agenda多核处理器背景介绍常见多核系统软件架构设计NGP平台的目标定位初探多核处理器典型代表:OCTEON多核处理器对比评估:OCTEONVSXLR3多核处理器背景介绍网络的演进:Internet1.5Main OfficeMobile WorkersBusiness PartnersHome OfficesRegional/Remote OfficesWLANUsersDataCenterVL2-L4SecurityOverlay: WirelessSecurity,IPsec,SSLIPsecVPNIPsecVPNVVVIPsecVPNSSLVPN网
2、络的演进:Internet2.0Secure,ContentAwareNetworksMain OfficeBusiness PartnersRegional/Remote OfficesWLANUsersDataCenterVNeedL2-L7DataandSecurityServicesIPsecVPNIPsecVPNVVVIPsecVPNSSLVPNVWirelessBroadband3GWiMaxMobile WorkersHome OfficesServicesForNextGenerationNetworksL2EthernetBridging,Virtualizat
3、ion(LAN)WirelessStatefulFirewallsL3IPRouting/Switching,ACL,TrafficManagement(WAN,EnterpriseEdge)IPsecVPNL4TCP/UDPSSLVPN&E-CommerceL5SessionContentAwareSwitching,Routing,Filtering;LoadBalancing,MirroringDeeppacketinspection,IPS,GatewayAnti-Virus,AVScanning,Anti-spamL6+ApplicationPayloadL7Appli
4、cationsNetworkProtocolsTypesofSecurityServicesTypesofDataServicesRequirementsofSecure,ContentAwareNetworksforVoice,VideoandDataL4-L7DataServicesReadandinterpretmessagesatapplicationlevelinsteadofpacketlevelContentSwitching&RoutingReceiveanorderandconvertandroutetocredit,sales&shippingapplicat
5、ionsDatacenterloadbalancingbaseduponcontentApplicationLevelQoSProvideprioritybasedonpacketdatafromonecustomervsanotherContentTransformationConvertfromoneapplicationformattoanotherL4–L7SecurityServicesSSLVPNsEnterpriseaccessfromanywhereusinganydevicesecurelyIntrusionDetectionandPreventionRealt
6、imedetectionofhackerattacksandresponseAnomalyDetectionGatewayAnti-virusRealtimescanningofvirusesAutomaticupdatesatnetworkpointswithlatestanti-virussignaturesAnti-Spam,Anti-phishingContentFiltering因此网络监测设备也处于变迁的路口多核处理器回顾安全类多核协处理器主要用于特定领域,以满足安全需求.做为HOST系统的加速卡应用.内核设计为微内核,非标准指令集,需要微码编程.典型的代表是CAVI
7、UM公司的NITROX系列处理器.NP典型代表是早期英特尔的2800系列处理器,采用微码编程,内置多个核心,广泛应用于各类网络产品,在大容量转发具有无可比拟的优势,现在主要代表是X11系列的NP.主要应用于数据产品如高端路由器的数据面转发.早期多核CPU早起有Broadcom公司推出的双核MIPSCPUBCM1250,内置两个MIPS核心.具备目前多核处理器的基本特性,通用C语言编程目前主流嵌入式多核处理器.多核处理器目前发展非常迅速,主流厂商主要包括CAVIUM的OCTEON系
