覆盖网络多播路由协议及算法的研究

《覆盖网络多播路由协议及算法的研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、⋯l“Ⅱ暑lB骨粪日：—卫垫L镕级——垒五UDc：——{目：—鲤墼!§一东南大学博士学位论文覆盖网络多播路由协议及算法的研究研究生姓名：昱塞呈导师姓名：匦星鞋麴援申请学位级别——三生蝗±—一论文提交口蜘』她量至』L且—旦学位授予单位——_j基直盍茎一学科专业名称—让簋扭座厦燕!熊一论文蒋辩口j11]j塑曼圭』月——目学位授予日期』生—生—旦—旦一答辩蚕员会主席评阅人2006年1月日东南人学博I学位论史ABSTRACTWiththedevelopmentofcomputernetwork，Interns4hasbeenbecomingallimportantpartofthemeanstr

2、eamingofhumanbeing．PeoplehopeInteracteonldprovideallkindsofnetworkservicestheapplicationsneed．Especially,theemergenceofmanynewmultimediagroupapplications，suchasvideoconferencing，video-on-demandanddistancelearning，requiremultlcastcommunJcationserviceimminently．Basedontheconceptofoverlaynetwork，ino

3、verlaymulticast，endsystemsperformallmulticastcommunicationfimctionahtiesinsteadofIPr；Duters．ComparedwithIPmulticast，thegreatestadvantageofoverlaymultieastisitneedn’tchangethelowernetworkinfiastructure，andCallbedeployedeasily．Overlaymultieastembodiesthetrendthattheemphasisofnetwork∞-rviceresearchi

4、sshiRingfromnetworktoapphcationlayerinthenextgenerationhImmet，anditscoreproblemishowtobuildoverlaymulticastroutingsatisfiedbyapplications．hl“sthesis，overlaymultieastroutingprotocolsandalgorithmswithotherrelatedproblemsa∞studied，wheretheQoSrequirementsofmultimediaapplicationandheterogeneityofnetwo

5、rkarefocused．F缸ny'ageneraloverlaymulticastnetworkmodelisproposed，andtheroutillgoptmmlproblemsinoverlaymulticastateclassified．thensolnerecentimportantoverlaymulticastroutingprotocolsandalgorithmsarefullyanalyzedanddiscussed．Theseconstructthetheoryfratueworkandpointoutthestudydirecttonofthisthesis．

6、Based0ntheabovework,ourresearchOlioverlaymultieastisperformedinthefollowingaspects，whichincludecentralmedrou衄galgorithms，distributedroutingprotocolsandsystemprototype．Inthestudyofcentralizedrou缸galgodtlmE．based∞bothdegreeconstraints-delayintegrationandapplicationlayertopologyoptimumstrategies，ane

7、wminilnumdelayoverlaymultieasttreebuildingalgorithmcalledDegree·DelayCompactTree∞DCT)isproposedtoimprovetheroutingperformance；Tosettletheheteroganeityofbandwldthrequiredbyreal-timemultunedmapplication,adoptingthestrate