网络cloudstack

第22卷第4期2017年8月哈尔滨理工大学学报JOURNALOFHARBINUNIVERSITYOFSCIENCEANDTECHNOLOGYVol.
22No.
4Aug.
2017面向SDN的可生存性增强自配置技术王健1,李志新1,赵国生2,赵中楠1(1.
哈尔滨理工大学计算机科学与技术学院,黑龙江哈尔滨150080;2.
哈尔滨师范大学计算机科学与信息工程学院,黑龙江哈尔滨150025)摘要:SDN将传统的控制平面与数据转发平面相分离,实现可编程的集中式控制.
针对SDN环境下的资源配置问题,探讨增强系统可生存性的自配置技术.
首先,在简述SDN基本定义和概念的基础上,介绍SDN的体系结构及其关键技术,然后对现阶段的可生存性增强技术问题进行总结和分析.
通过在控制层和基础设施层之间构建网络虚拟层,提出一种基于网络虚拟化的可生存性增强自配置技术,将SDN和云计算结合进行实现,并给出面向SDN自配置技术的可行性分析,最后总结了在SDN发展中遇到的各种挑战.
关键词:SDN;可生存性增强;网络虚拟化;自配置DOI:10.
15938/j.
jhust.
2017.
04.
010中图分类号:TP393文献标志码:A文章编号:1007-2683(2017)04-0051-07Self-ConfigurationTechnologyforSurvivabilityEnhancementOrientedSoftwareDefinedNetworkingWANGJian1,LIZhi-xin1,ZHAOGuo-sheng2,ZHAOZhong-nan1(1.
SchoolofComputerScienceandTechnology,HarbinUniversityofScienceandTechnology,Harbin150080,China;2.
SchoolofComputerScienceandInformationEngineering,HarbinNormalUniversity,Harbin150025,China)Abstract:Softwaredefinednetworkingforwardsthenetworkcontrolplaneanddataplaneseparation,andimplementsprogrammingcontrolcentralized.
Inviewoftheresourceallocationprobleminsoftwaredefinednetworkingenvironments,self-configurationtechnologyforsurvivabilityenhancementisdiscussed.
Firstly,basedonthebriefintroductionofdefinitionandconcept,thearchitectureandkeytechnologiesofsoftwaredefinednetworkingaredescribed,andthentheself-configurationtechnologyforsurvivabilityenhancementofthepresentstagearesummarizedandanalyzedconcretely.
Throughbuildingvirtuallayerbetweenthecontrolandinfrastructurelayer,aself-configurationtechnologyforsurvivabilityenhancementbasedonnetworkvirtualizationisproposed,whichisimplementedbythecombinationwithcloudcomputing,andanalyzethefeasibilityinself-configurationorientedsoftwaredefinednetworking.
Finally,outlinethechallengesencounteredinthedevelopmentprocessofsoftwaredefinednetworking.
Keywords:softwaredefinednetworking;survivabilityenhancement;networkvirtualization;self-configuration收稿日期:2016-01-30基金项目:国家自然科学基金(61403109);高等学校博士学科点专项科研基金(20112303120007).