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1、Seediscussions,stats,andauthorprofilesforthispublicationat:https://www.researchgate.net/publication/270786659VirtualNetworkMappingModelandOptimizationAlgorithmsArticleinJournalofSoftware·April2012DOI:10.3724/SP.J.1001.2012.04063CITATIONSREADS131505authors,includi
2、ng:ZhipingCaiQiangLiuNationalUniversityofDefenseTechnologyNationalUniversityofDefenseTechnology20PUBLICATIONS421CITATIONS76PUBLICATIONS280CITATIONSSEEPROFILESEEPROFILENongXiaoNationalUniversityofDefenseTechnology292PUBLICATIONS1,232CITATIONSSEEPROFILESomeoftheaut
3、horsofthispublicationarealsoworkingontheserelatedprojects:Application-awareDeduplicationStorageViewprojectFintechViewprojectAllcontentfollowingthispagewasuploadedbyQiangLiuon19April2015.Theuserhasrequestedenhancementofthedownloadedfile.软件学报ISSN1000-9825,CODENRUXU
4、EWE-mail:jos@iscas.ac.cnJournalofSoftware,2012,23(4):864−877[doi:10.3724/SP.J.1001.2012.04063]http://www.jos.org.cn©中国科学院软件研究所版权所有.Tel/Fax:+86-10-62562563∗虚拟网络映射模型及其优化算法+蔡志平,刘强,吕品,肖侬,王志英(国防科学技术大学计算机学院,湖南长沙410073)VirtualNetworkMappingModelandOptimizationAlgorithms
5、+CAIZhi-Ping,LIUQiang,LÜPin,XIAONong,WANGZhi-Ying(CollegeofComputer,NationalUniversityofDefenseTechnology,Changsha410073,China)+Correspondingauthor:E-mail:zpcai@nudt.edu.cnCaiZP,LiuQ,LüP,XiaoN,WangZY.Virtualnetworkmappingmodelandoptimizationalgorithms.JournalofSo
6、ftware,2012,23(4):864−877.http://www.jos.org.cn/1000-9825/4063.htmAbstract:Networkvirtualizationcanserveastheimportanttechnologyforconstructingthenext-generationInternetarchitecture.Ithasbeenproposedasapowerfulvehicleforrunningmultiplearchitecturesorexperimentssi
7、multaneouslyonasharedinfrastructure.Itallowsmultipleserviceproviderstooffercustomizedend-to-endservicesoveracommonphysicalinfrastructure.Virtualnetworkembeddingisacriticalstepfornetworkvirtualizationthatdealswiththeefficientmappingofvirtualnodesandvirtuallinksont
8、othesubstratenetworkresources.Thevirtualnetwork-mappingproblemisextremelychallengingforfourmainpracticalreasons:Nodeandlinkconstraints,admissioncontrol,onliner
