IEEE 854-1987 与基数无关的浮点运算

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【英文标准名称】:Radix-independentfloating-pointarithmetic
【原文标准名称】:与基数无关的浮点运算
【标准号】:IEEE854-1987
【标准状态】:现行
【国别】:美国
【发布日期】:1987
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:数据处理;信息处理;微处理机;算术;浮点运算;计算机硬件;计算机软件
【英文主题词】:Arithmetic;Computerhardware;Computersoftware;Dataprocessing;Floating-pointarithmetic;Informationprocessing;Microprocessors
【摘要】:
【中国标准分类号】:L60
【国际标准分类号】:35_080
【页数】:15P;A4
【正文语种】:英语


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【英文标准名称】:Informationtechnology-InternationalStandardizedProfileTAnnnn-Connection-modetransportserviceoverconnectionless-modenetworkservice-Part8:Securityemployingthenetworklayersecurityprotocol-Connection-modewithSDT-PDUbasedprotection
【原文标准名称】:信息技术.国际标准化轮廓TAnnnn.使用无连接方式网络服务的连接方式传输服务.第8部分:使用网络层安全协议的安全性.TA1111/TA1121轮廓用使用虚拟呼叫的X.25包交换数据网具有基于SDT-PDU保护的连接方式
【标准号】:ISO/IECISP10608-8-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-08
【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】:通信程序;连接方式;控制程序;数据处理;数据安全;数据转换;数据传输;定义;信息技术;LAN;局域网;网络互联;网络层;网络服务;OSI;PSDN;标准轮廓;传输层;传输服务;X25
【英文主题词】:Communicationprocedures;Connection-mode;Controlprocedures;Dataprocessing;Datasecurity;Dataswitching;Datatransfer;Definition;Definitions;Informationtechnology;LAN;Localareanetworks;Networkinterconnection;Networklayers;Networkservices;OSI;PSDN;Standardizedprofiles;Transportlayers;Transportservices;X.25
【摘要】:1GeneralISO/IECISP10608isapplicabletoEndSystemsconcernedwithoperatingintheOpenSystemsInterconnection(OSI)environment.ItspecifiesacombinationofOSIstandardswhichcollectivelyprovidetheconnection-modeTransportServiceusingtheconnection-modeNetworkService.ISO/IECISP10608-5specifiessubnetworktypedependentrequirementsforendsystemoperationwhentheendsystemisattachedtoanX.25packetswitcheddatanetworkbyadedicated(permanent)accesslineandusingvirtualcalls.ThispartofISO/IEC10608specifiestheprofilerequirementsfortheprovisionofsecurityservicesusingcryptographictechniqueswithNetworkLayerSecurityProtocolconnection-modeandSDT-PDUbasedprotectionforusewithX.25packetswitcheddatanetworksasspecifiedinISO/IEC10608-5.2PositionwithintheTaxonomyThetaxonomyofprofilesisspecifiedinISO/IECTR10000-2.ThispartofISO/IECISP10608supportssecurityservicesforTA1111andTA1121profilesasspecifiedinISO/IECISP10608-5.Note:ISO/IECTR10000currentlydoesnotidentifysecuritysub-profiles.ProfilesbasedonthispartofISO/IECISP10608maybereferredtoasTA1lnlS2,orTA1lnlS2Cifconfidentialityisselected.3Scenario4SecurityServicesThefollowingsecurityservicesarewithinthescopeofthispartofISO/IECISP10608:a)Peerentityauthenticationb)Connectionintegritywithoutrecovery(includingreplayprotection)c)AccesscontrolusingsecuritylabelsNote:Wherelabelbasedaccesscontrolisnotenforcedbyasystemanulllabelmaybeemployed.d)Connectionconfidentiality(optional)e)Trafficflowconfidentiality(optional)5SecurityMechanismsThispartofISO/IECISP10608providesnoassuranceastothestrengthofthesecuritymechanismsemployed.ThispartofISO/IECISP10608doesnotspecifythecryptographicalgorithmstobeemployed.
【中国标准分类号】:L79
【国际标准分类号】:35_100_05
【页数】:13P.;A4
【正文语种】:英语