NF Z86-733-2000 卫星个人通信网(S-PCN).包括手持台的移动地面站(MES),1.6/2.4GHz频带的S-PCN,移动卫星服务(MSS)提供声音和/或数据通讯

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【英文标准名称】:Satellitepersonnalcommunicationsnetworks(S-PCN)-MobileEarthStations(MES)includinghandheldearthstations,forS-PCNinthe1,6/2,4bands,provindingvoiceand/ordatacommuncationsundertheMobileSatelliteService(MSS).
【原文标准名称】:卫星个人通信网(S-PCN).包括手持台的移动地面站(MES),1.6/2.4GHz频带的S-PCN,移动卫星服务(MSS)提供声音和/或数据通讯
【标准号】:NFZ86-733-2000
【标准状态】:现行
【国别】:法国
【发布日期】:2000-04-01
【实施或试行日期】:2000-04-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Circuitnetworks;Communicationsystems;Communicationtechnology;Datacommunication;Datanetwork;Dataprocessing;Earthstations;Electricalengineering;ETSI;Informationprocessing;Mobileradiosystems;Portable;Radiostations;Satellitecommunications;Satellitereception;Satellites;S-PCN;Speechtransmission;Telecommunication;Telecommunicationnetworks;Telecommunicationsystems;Telecommunications;Telephonenetworks
【摘要】:
【中国标准分类号】:M35
【国际标准分类号】:33_070_40
【页数】:42P.;A4
【正文语种】:其他


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基本信息
标准名称:紫胶原胶
英文名称:Sticklac
中标分类: 农业、林业 >> 林业 >> 林产化工原料
替代情况:原标准号GB 7643-1987;被LY/T 1322-2010代替
发布日期:1987-03-05
实施日期:1987-10-01
首发日期:
作废日期:2010-06-01
出版日期:
页数:5页
适用范围

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所属分类: 农业 林业 林业 林产化工原料
【英文标准名称】:Informationtechnology-OpenSystemsInterconnection-TheDirectory:Models
【原文标准名称】:信息技术.开放系统互连.目录:模型
【标准号】:ISO/IEC9594-2-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;开放系统互连;开放系统互连;模型;信息交换;信息技术;人名地址录;网络互连;应用层
【英文主题词】:Applicationlayer;Definitions;Directories;Informationinterchange;Informationtechnology;Models;Networkinterconnection;Opensystemsinterconnection;OSI
【摘要】:ThemodelsdefinedinthisRecommendation|InternationalStandardprovideaconceptualandterminologicalframeworkfortheotherITU-TX.500-seriesRecommendations|partsofISO/IEC9594whichdefinevariousaspectsoftheDirectory.ThefunctionalandadministrativeauthoritymodelsdefinewaysinwhichtheDirectorycanbedistributed,bothfunctionallyandadministratively.GenericDSAandDSAinformationmodelsandanOperationalFrameworkarealsoprovidedtosupportDirectorydistribution.ThegenericDirectoryInformationModelsdescribethelogicalstructureoftheDIBfromtheperspectiveofDirectoryandAdministrativeUsers.Inthesemodels,thefactthattheDirectoryisdistributed,ratherthancentralized,isnotvisible.ThisRecommendation|InternationalStandardprovidesaspecializationofthegenericDirectoryInformationModelstosupportDirectorySchemaadministration.TheotherITU-TRecommendationsintheX.500series|partsofISO/IEC9594makeuseoftheconceptsdefinedinthisRecommendation|InternationalStandardtodefinespecializationsofthegenericinformationandDSAmodelstoprovidespecificinformation,DSAandoperationalmodelssupportingparticulardirectorycapabilities(e.g.Replication):a)theserviceprovidedbytheDirectoryisdescribed(inITU-TRec.X.511|ISO/IEC9594-3)intermsoftheconceptsoftheinformationframework:thisallowstheserviceprovidedtobesomewhatindependentofthephysicaldistributionoftheDIB;b)thedistributedoperationoftheDirectoryisspecified(inITU-TRec.X.518|ISO/IEC9594-4)soastoprovidethatservice,andthereforemaintainthatlogicalinformationstructure,giventhattheDIBisinfacthighlydistributed;c)replicationcapabilitiesofferedbythecomponentpartsoftheDirectorytoimproveoverallDirectoryperformancearespecified(inITU-TRec.X.525|ISO/IEC9594-9).Thesecuritymodelestablishesaframeworkforthespecificationofaccesscontrolmechanisms.ItprovidesamechanismforidentifyingtheaccesscontrolschemeineffectinaparticularportionoftheDIT,anditdefinesthreeflexible,specificaccesscontrolschemeswhicharesuitableforawidevarietyofapplicationsandstylesofuse.Thesecuritymodelalsoprovidesaframeworkforprotectingtheconfidentialityandintegrityofdirectoryoperationsusingmechanismssuchasencryptionanddigitalsignatures.ThismakesuseoftheframeworkforauthenticationdefinedinITU-TRec.X.509|ISO/IEC9594-8aswellasgenericupperlayerssecuritytoolsdefinedinITU-TRec.X.830|ISO/IEC11586-1.DSAmodelsestablishaframeworkforthespecificationoftheoperationofthecomponentsoftheDirectory.Specifically:a)theDirectoryfunctionalmodeldescribeshowtheDirectoryismanifestedasasetofoneormorecomponents,eachbeingaDSA;b)theDirectorydistributionmodeldescribestheprincipalsaccordingtowhichtheDIBentriesandentry-copiesmaybedistributedamongDSAs;c)theDSAinformationmodeldescribesthestructureoftheDirectoryuserandoperationalinformationheldinaDSA;d)theDSAoperationalframeworkdescribesthemeansbywhichthedefinitionofspecificformsofcooperationbetweenDSAstoachieveparticularobjectives(e.g.shadowing)isstructured.
【中国标准分类号】:L79
【国际标准分类号】:35_100_70
【页数】:226P.;A4
【正文语种】:英语