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【英文标准名称】:Informationtechnology-Protocolforprovidingtheconnectionless-modenetworkservice-Protocolspecification
【原文标准名称】:信息技术.提供无连接模式网络服务协议.协议规范
【标准号】:BSISO/IEC8473-1-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:传播方式;数据处理;数据传送;定义;信息技术;网络互连;网络层;网络服务;开放系统互连;传输协议
【英文主题词】:Communicationprocesses;Dataprocessing;Datatransfer;Definition;Definitions;Informationtechnology;Networkinterconnection;Networklayers;Networkservices;OSI;Transmissionprotocol
【摘要】:ThisRecommendation|InternationalStandardspecifiesaprotocolthatisusedtoprovidetheconnectionless-modeNetworkservicedescribedinITU-TRec.X.213|ISO/IEC8348andtoperformcertainNetworklayermanagementfunctions.Theprotocolreliesupontheprovisionofanunderlyingconnectionless-modeservicebyrealsubnetworksand/ordatalinks.Theunderlyingconnectionless-modeserviceassumedbytheprotocolmaybeobtainedeitherdirectly,fromaconnectionless-moderealsubnetwork,orindirectly,throughtheoperationofanappropriateSubnetworkDependentConvergenceFunction(SNDCF)orProtocol(SNDCP)overaconnection-moderealsubnetwork,asdescribedinISO/IEC8648.ThisRecommendation|InternationalStandardspecifiestheoperationoftheprotocolwithrespecttoauniform,abstract"underlyingsubnetworkservice".OtherRecommendations|InternationalStandardsspecifythewayinwhichthis"underlyingsubnetworkservice"isobtainedfromrealsubnetworks,suchasthosewhichconformtoISO/IEC8802orISO/IEC8208.The"underlyingsubnetworkservice"maybeobtainedfromrealsubnetworksotherthanthosethatarespecificallycoveredbytheotherRecommendations|InternationalStandards.ThisRecommendation|InternationalStandardspecifies:a)proceduresfortheconnectionlesstransmissionofdataandcontrolinformationfromoneNetworkentitytooneormorepeerNetworkentities;b)theencodingoftheProtocolDataUnits(PDUs)usedforthetransmissionofdataandcontrolinformation,comprisingavariable-lengthprotocolheaderformat;c)proceduresforthecorrectinterpretationofprotocolcontrolinformation;andd)thefunctionalrequirementsforimplementationsclaimingconformancetothisRecommendation|InternationalStandard.Theproceduresaredefinedintermsof:a)theinteractionsamongpeerNetworkentitiesthroughtheexchangeofprotocoldataunits;b)theinteractionsbetweenaNetworkentityandaNetworkserviceuserthroughtheexchangeofNetworkserviceprimitives;andc)theinteractionsbetweenaNetworkentityandanabstractunderlyingserviceproviderthroughtheexchangeofserviceprimitives.ThisRecommendation|InternationalStandardalsoprovidesthePICSproformaforthisprotocol,incompliancewiththerelevantrequirements,andinaccordancewiththerelevantguidance,giveninITU-TRec.X.290|ISO/IEC9646-1.
【中国标准分类号】:L79
【国际标准分类号】:35_100_30
【页数】:66P.;A4
【正文语种】:英语