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1、NetworkServiceinOpenStackCloudYaohuiJinemail:jinyh@sjtu.edu.cnSinaWeibo:@bright_jin(TheslideswillbesharedinSinaWeipan&Slideshare)Network&InformationCenterAcknowledgementTeam:Dr.XuanLuo,PengfeiZhang,XiaoshengZuo,ZhixingXu,XinyuXu,JianwenWei,BaoqingHuang,etc.Prof.HongfangYuand
2、teamwithUESTCProf.JianpingWangwithCityUHKEngineers,discussionandslidesfromIntel,SINA,IBM,Cisco,Dell,VMware/EMC,H3C,Huawei,IXIA,…OpenStackCommunityChinaOpenStackUserGroup(COSUG)ChinaOpenStackCloudLeague(COSCL)Technicalblogssuchasblog.ioshints.info,ipspace.net,…2Aboutme上海交通大学教
3、授，以前做光通信的，现在改行做云计算了。。。上海交通大学网络信息中心副主任，其实就是个苦逼的挨踢网管啊。。。研究兴趣：数据中心网络，海量流式数据分析，云计算架构3OpenStackinAcademia forResearch&OperationUSC,InformationScienceInstitutePurdueUniversityUniversityofMelbourneSanDiegoSupercomputerCenterBrookhavenNationalLab.,DOEArgonneNationalLab.,DOEEuropea
4、nOrganizationforNuclearResearch(CERN)ShanghaiJiaoTongUniversityUniversityofScience&TechnologyofChinaUniversityofElectricalScience&TechnologyofChina……4AgendaIntroductionSDNandOpenFlowNetworkVirtualizationNetworkVirtualizationinOpenStackOurWork5TheServiceTrend"Decouplinginfras
5、tructuremanagementfromservicemanagementcanleadtoinnovation,newbusinessmodels,andareductioninthecomplexityofrunningservices.Itishappeningintheworldofcomputing,andispoisedtohappeninnetworking.“JenniferRexfordProfessor,PrincetonUniversityLastmonth,VMwarepaid$1.2BtoacquireNicira
6、forsoftwaredefinednetworking(SDN).6WhyisNiciraworth$1.2billion?7SDNandOpenFlowSoftwareDefinedNetwork(SDN)Anetworkarchitectureinwhichthenetworkcontrolplane(OS)isdecoupledfromthephysicaltopologyusing open protocols suchas OpenFlow.9FlowTable(v1.1)Rules:Ethernet,IP,MPLS,TCP/UDP
7、anycombination,exactorwildcardActions:Forward,Drop,Modifyfield(NAT)Statistics:Volumebasedbilling,antiDDOS10OpenFlowImplementationHypervisorModeOpenvSwitch(OVS):XEN,KVM,…OVSotherfeatures:security,visibility,QoS,automatedcontrolHardwareModeOpenFlowSwitchHopbyhopconfiguration11
8、RealityCheck“OpenFlowdoesn’tletyoudoanythingyoucouldn’tdoonanetworkbefore”–
