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容迟网络路由协议.pdf

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ISSN1000-9825,CODENRUXUEWE-mail:jos@iscas.ac.cn JournalofSoftware,Vol.21,No.10,October2010,pp.2554−2572http://www.jos.org.cn doi:10.3724/SP.J.1001.2010.03774Tel/Fax:+86-10-62562563 ©byInstituteofSoftware,theChineseAcademyofSciences.Allrightsreserved. ∗ 容迟与容断网络中的路由协议 1+1121 张龙,周贤伟,王建萍,邓宇,吴启武 1(北京科技大学信息工程学院,北京100083) 2(DepartmentofElectronics,UniversityofYork,Heslington,YorkYO105DD,UK) RoutingProtocolsforDelayandDisruptionTolerantNetworks ZHANGLong1+,ZHOUXian-Wei1,WANGJian-Ping1,DENGYu2,WUQi-Wu1 1(SchoolofInformationEngineering,UniversityofScienceandTechnologyBeijing,Beijing100083,China) 2(DepartmentofElectronics,UniversityofYork,Heslington,YorkYO105DD,UK) +Correspondingauthor:E-mail:iceberg206@163.com ZhangL,ZhouXW,WangJP,DengY,WuQW.Routingprotocolsfordelayanddisruptiontolerant networks.JournalofSoftware,2010,21(10):2554−2572.http://www.jos.org.cn/1000-9825/3774.htm Abstract:Asnewlyproposedend-to-end,store-and-forwardnetworks,delayanddisruptiontolerantnetworks (DTN)arecharacterizedbyintermittentconnectivity,frequentpartitions,extremelyhighlatency,asymmetricdata rates,higherrorrates,heterogeneousinterconnection,etc.Hence,traditionalroutingprotocolsforInternet,mobile adhocnetworksandwirelesssensornetworks,aredifficulttobeappliedefficientlyinDTNscenarios,androuting inDTNfacesmanynewchallenges.AfterbrieflydescribingthefundamentalcharacteristicsofDTNandthemajor challengesindesigningroutingprotocols,themetricsusedtoevaluatetheDTNroutingprotocolsareproposed. Next,researchonroutingprotocolsforDTNiscomprehensivelysummarizedanddeeplyanalyzedinthispaper, includingunicastrouting,multicastrouting,andanycastrouting.Finally,themainroutingprotocolsarecompared, andtheopenissuesforthefutureresearcharealsopointedouttomotivatenewresearchanddevelopmentinthe fieldofDTN. Keywords:delaytolerantnetwork;disruptiontolerantnetwork;challengednetwork;intermittentlyconnected network;routingprotocol 摘要:作为一种新型的端到端存储转发网络体系结构,容迟与容断网络(delayanddisruptiontolerantnetwork)具 有间歇连接、频繁割裂、时延极高、非对称的数据