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1、基于IPSec的多源多播组安全关联管理协议的研究与实现TheResearchandlmplementationofGroupSecurityAssociationManagementProtoco1ofMu1tip1e—SourceMulticastBasedonIPSec作者姓名奎压学位类型堂压亟土学科专业盐籃扭堑旦捷丕研究方向让箧扭圆鳖量信星塞全导师及职称堪整凰熬援TheReseai、chandDesignofGroupsecurityAssociati0nManagementpr0t0c010fMu1tip1e—SourceMu1t•1castBased0nIPSeeA嚣STR
2、ACTWi也thedevelopmentoflnternet。moreandmorenmltimediaapp1ications,whichnccdsbroadbandwidth,hascausedlargeconoYn1?Iworkbandwidtiiandcongestionofnetwork.Mu1ticastingisamethodofdatatransmissionbctwccnunicastingandbroadcasting・Mu1ticastingprovidesamechanismofitto・norn・to.mcommunication.whichef珏cient
3、1ysavebandwidthanddecreasesnetworkload.Therefore,mutticastingiswidelyusedinnet—meeting,intcrnctaudio/vidcobroadcasting,^?ocYmafrketinformationpub1ishing,mu1timediadistancccducation,CSCWcooperatingcomputationanddistanceconsultaSechasprovidedagoodsolutiontothesafetyproblemounicasting,hutthemu1tic
4、astingcommunicationsystemismorevsuchasthedenialofsenerab.1e,.nvaslonsduetoitsownstructure,rvice(DOS).Therefore,therearemorerequirementsforsafetyinmulticasticationsystem,whichineludessecrecy,groupmemberanonymndintegr•ty•Inth•sthesis,wcfirstintroducctrequ•rementofmu1t•casting,andseVcra1•mP0rtanch
5、assecur•tyassociat•0n,secur■1typ01icdofuw£s1ch•1sagroupsecur•1tyasS0ciat1based()nIPseC■wea1s0ana1yZetheShestructurcandsccuritytcomponcntsofIPSec,suy,AH,ESPandIKE・Then,weionmanagementprotocoecuritydefectan&iPd0u^Vi9c^r乍fiHeQPv勺po%cPncPfJ1Yp。】sourcemuthebasisofGDoIprotocOl.weproposeanewgroupsecu
6、rityacasting。0nciationMGDOnagement掣otoco1]Sy9r^oreQPi爲rUatEshCt爲itclQs9aeftip1e—SOUrCemu1ticast・Themechan]istheundertheesnewprotocatiouandmanagementofSAandtransmissionofSPIthroughtc1ebhuteoghlanFurthermore,weimplementthisprotocolbymodifyipr0gram•sakmpd•nL•nux,wh•ch•sadacmonProgramf0rkeywordmana
7、gementofun•casting.F•na11y9weval•daIeIhaIIheIransmiss•0nde1ay0fsPIdata•nourprotoco1mcctthcpractica1requircmentbyusingthenetw0rks•mu1at•onprogramNS0KeyWordsIPSec,MGDOI,doubIeioop2.图表目录图1・1单播数据流传输……图1—2广播数据流传输……图1・3多播数据流传输……图1—4点对多点
