资源描述：
《The Design Philosophy of the DARPA Internet Protocols-David D. Clark》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、TheDesignPhilosophyoftheDARPAInternetProtocolsDavidD.Clark*MassachusettsInstituteofTechnologyLaboratoryforComputerScienceCambridge,MA.02139(OriginallypublishedinProc.SIGCOMM‘88,ComputerCommunicationReviewVol.18,No.4,August1988,pp.106–114)AbstractarchitectureintotheIPandTCPlaye
2、rs.Thisseemsbasictothedesign,butwasalsonotapartoftheTheInternetprotocolsuite,TCP/IP,wasfirstproposedoriginalproposal.ThesechangesintheInternetdesignfifteenyearsago.ItwasdevelopedbytheDefensearosethroughtherepeatedpatternofimplementationAdvancedResearchProjectsAgency(DARPA),and
3、andtestingthatoccurredbeforethestandardswereset.hasbeenusedwidelyinmilitaryandcommercialsystems.WhiletherehavebeenpapersandTheInternetarchitectureisstillevolving.Sometimesaspecificationsthatdescribehowtheprotocolswork,itisnewextensionchallengesoneofthedesignprinciples,sometime
4、sdifficulttodeducefromthesewhythebutinanycaseanunderstandingofthehistoryoftheprotocolisasitis.Forexample,theInternetprotocolisdesignprovidesanecessarycontextforcurrentdesignbasedonaconnectionlessordatagrammodeofservice.extensions.TheconnectionlessconfigurationofISOThemotivatio
5、nforthishasbeengreatlymisunderstood.protocolshasalsobeencoloredbythehistoryoftheThispaperattemptstocapturesomeoftheearlyInternetsuite,soanunderstandingoftheInternetdesignreasoningwhichshapedtheInternetprotocols.philosophymaybehelpfultothoseworkingwithISO.Thispapercatalogsonevi
6、ewoftheoriginalobjectives1.IntroductionoftheInternetarchitecture,anddiscussestherelation1betweenthesegoalsandtheimportantfeaturesoftheForthelast15years,theAdvancedResearchProjectsprotocols.AgencyoftheU.S.DepartmentofDefensehasbeendevelopingasuiteofprotocolsforpacketswitchednet
7、working.Theseprotocols,whichincludetheInternet2.FundamentalGoalProtocol(IP),andtheTransmissionControlProtocolThetoplevelgoalfortheDARPAInternetArchitecture(TCP),arenowU.S.DepartmentofDefensestandardswastodevelopaneffectivetechniqueformultiplexedforinternetworking,andareinwideu
8、seintheutilizationofexistinginterconnectednetworks.Somecommer
