11、SDNpowersBigDataNetworkwithAnalyticsandVisualiz

SDNpowersBigDataNetworkwithAnalyticsandVisualization用于大数据可视化的SDN技术Agenda•SDNOverview•ControllerMarket•SDNApplication23DataPlane1OpenProgrammingInterfaces2NetworkandElementManagement3BusinessProcess/Workflow4Applications5DataPlane(packetprocessing)ControllerNetworkControlAppsNetworkMgmtSDNNetworksNetworkManagementControlPlane(routing)DataPlane(packetprocessing)ManagementPlane(CLI,etc)PastIPnetworksClosedmanagementTightlyintegratedstackControlPlane(routing)DataPlane(packetprocessing)ManagementPlane(CLI,etc)NetworkManagementPresentIPnetworksOpenmanagementTightlyintegratedstackSDNDefinitions–ControlStackEvolution4SDNDefinitions–SoftwareDirections•NorthboundInterface•Incomputernetworkingandcomputerarchitecture,anorthboundinterfaceofacomponentisaninterfacethatconceptualizesthelowerleveldetails(e.g.,dataorfunctions)usedby,orin,thecomponent•Examples:SMMP,CORBA,SNMP•SouthboundInterface•Allowsaparticularnetworkcomponenttocommunicatewithalower-levelcomponent•Example:Openflow,Netconf,SNMP•East-WestInterface•Communicatebetweengroupsorfederationsofcontrollerstosynchronizestateforhighavailability5SDNDefinitions–FrameworkDataPlane(ForwardingHardware)ProgrammableControlPlaneControlandDataPlanesSeparationNetworkOSDataPlane(ForwardingHardware)DataPlane(ForwardingHardware)DataPlane(ForwardingHardware)ProgrammableControlPlaneNetworkOSSouthboundInterfaceNorthboundInterfaceEast-westInterfaceSDNServices,AppsAppAPIsCarriers’InfrastructureInformationSDNLanguage6WhySDN?–Appsvs.NetworkApplicationsNetworkDevicesFileBackupAppNetworkRequirementsNetworkAdminEmailHelpTicketPhoneCallWrittendocsOrNothing“Yes”,“No”,or“Later”==NoSufficientbandwidth/ports/devices/uplink?Timetorewriteconfigs?Impactcurrentapps?FutureApps?Affectprovisioning?SwitchFirewallSwitchRouterMyriadCLIinterfacesEmergentbehaviorLimitedcontrolMultitudeofStatisticsEventsCapabilitiesWebAppHadoopBigDataJobsHostXBackupServerYAppRequirementsHardtoExpress/Enforce7WhySDN?–Express/EnforceRequirementsviaAPIApplicationsNetworkDevicesFileBackupAppNetworkControllerandNetworkAdminSwitchFirewallSwitchRouterStandardizedAPI/ProtocolEnforcedBehaviorLow-levelControlCapabilityDiscoveryStatisticsandFaultsNetworkController•ProvidesnetworkstatsuptoApps•TranslatesrequirementsdowntoDevicesConfiguresNetworkPolicyMonitorsPerformanceApp’sExplicitRequirementsNetworkStatistics,Hints,andEventsOpportunitytoStandardize123HostXBackupServerYAgenda•SDNOverview•ControllerMarket•SDNApplication8OpenDaylightSDNPlatformOpenSourceLinuxFoundationSoftwareDefinedNetworkingInnovationCollaborationNetworkFunctionVirtualization910SDN,NFVandOpenDaylightOpen,ProgrammableAPIsVirtualizationandAbstractionLayerNewRevenueLowerCostSDNNFVOrchestration,AutomationandMANOServiceAgilityOpenDaylightcomparedwithOpenStackPythonLevelofProgrammabilityScopeofDomainNetworkElementNetworkITInfrastructurePythonRESTCLIScriptingOpenDaylightNeutronPuppet(PuppetLabs)Chef(Opscode)OpenStack1112WhyOpenSource?•Faster,lowercostandhigherqualitydevelopmentthroughsharingofresourcesviacollaboration•Communitydecisionsaboutnewfeaturesandroadmaps•AcommonenvironmentforusesandAppdevelopers•AbilitytofocusresourcesondifferentiatingdevelopmentFlexibilityChoiceInnovationControlControllerMarketOverview•LinuxFoundation•Members:•Cisco,IBM,BigSwitch,Brocade,Juniper,Microsoft,Citrix,NEC,HP….•Origination,March2013:•CiscoONE/onePKfortheServiceAbstractionLayer(SAL)•Beacon(OpenFlowJ)APIforOpenFlow•ApplicationsbyNEC,IBM,andothers“anopensourceSDNcontroller”1314•GigaomResearch(April2014)*•95%ofthosesurveyedwantopensourceintheirSDNsolution•76%ofthosesurveyedpreferacommercialsupplierfortheiropensource-basedproduct•GrowthintotalMembership18to39memberssincelaunch(2moreinSeptember)•Developergrowthtoover200developers•GrowthinnumberofprojectsFrom14to25•Pressmentions-over3000storiesthisyearand2.7millionkeywordimpressions•Companieswho’veannouncedODLbasedproducts10•Theplatformhasover1.7millionlinesofcodeOpenDayLightMomentumBuilding*GigaomResearch:Thereportsurveyed600ITdecisionmakersandtechnologistsinmediumtolargeorganizationswithinenterprise(300)andserviceprovider(300)organizationsinNorthAmerica.OpenDaylightbecomestheclearchoicefortheindustry15ContinuousGrowthto39MembersTheOpenDaylightProjectTHELINUXFOUNDATION’SOPENSOURCECONTROLPLANEFORSDNANDNFV16•OpenDaylightisawidelysupportedframeworkforSDNandNFVcontrol•Supportingvendorsinclude:Brocade,Cisco,IBM,Arista,Juniper,Ciena,HewlettPackard,NEC,VMWare,Huaweiandmanyothers•ImportantFeaturesoftheOpenDaylightFramework:•StandardizedRESTAPI(northbound)forapplicationdevelopers•Standardandvendor-specificplugins(southbound)allowawiderangeofswitchandroutersupplieroptions•ServiceabstractioninfrastructuresimplifiesnetworkcomplexityandallowsSWdeveloperstofocusonbusinesslogicratherthanproprietaryvendorinterfaces.ControllerMarketOverviewOpenDaylightframework:1718•ExposesdeviceservicesthataremanagedbytheAPPmodulesatahigherlayer•DetermineshowtofulfilltherequestsfromnorthboundAPPs,irrespectiveoftheunderlyingprotocol(southboundinterface)•Underlyingprotocolsthat