【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-Corporatetelecommunicationnetworks-SignallinginterworkingbetweenQSIGandSIP-Basicservices
【原文标准名称】:信息技术.系统间的远程通信和信息交换.联合远程通信网.程控交换机组网的全球标准和会话发起协议间的信令互通.基本业务
【标准号】:ISO/IEC17343-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-11
【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/SC6
【标准类型】:()
【标准水平】:()
【中文主题词】:通信网;电信设备;数据交换;定义;信息交换;信息技术;网络互连;协议;程控交换机组网的全球标准;会话发起协议;信号传输;信号发送系统;规范(验收);补充业务;远程通信;传输协议
【英文主题词】:Communicationnetworks;Communicationservice;Dataexchange;Definition;Definitions;Informationinterchange;Informationtechnology;Networkinterconnection;Protocols;QSIG;SessionInitiationProtocol;Signaltransmission;Signallingsystems;SIP;Specification(approval);Supplementaryservices;Telecommunication;Telecommunications;Transmissionprotocol
【摘要】:ThisInternationalStandardspecifiessignallinginterworkingbetweenQSIGandtheSessionInitiationProtocol(SIP)insupportofbasicserviceswithinacorporatetelecommunicationnetwork(CN)(alsoknownasenterprisenetwork).QSIGisasignallingprotocolthatoperatesbetweenPrivateIntegratedservicesNetworkeXchanges(PINX)withinaPrivateIntegratedServicesNetwork(PISN).APISNprovidescircuit-switchedbasicservicesandsupplementaryservicestoitsusers.QSIGisspecifiedinotherStandards;inparticular[2](callcontrolinsupportofbasicservices),[3](genericfunctionalprotocolforthesupportofsupplementaryservices),andanumberofstandardsspecifyingindividualsupplementaryservices.NOTEThenameQSIGwasderivedfromthefactthatitisusedforsignallingattheQreferencepoint.TheQreferencepointisapointofdemarcationbetweentwoPINXs.SIPisanapplication-layerprotocolforestablishing,terminating,andmodifyingmultimediasessions.ItistypicallycarriedoverIP[15],[16].Telephonecallsareconsideredatypeofmultimediasessionwherejustaudioisexchanged.SIPisdefinedin[10].Asthesupportoftelephonywithincorporatenetworksevolvesfromcircuit-switchedtechnologytoInternettechnology,thetwotechnologieswillcoexistinmanynetworksforaperiod,perhapsseveralyears.Therefore,thereisaneedtobeabletoestablish,modify,andterminatesessionsinvolvingaparticipantintheSIPnetworkandaparticipantintheQSIGnetwork.SuchcallsaresupportedbygatewaysthatperforminterworkingbetweenSIPandQSIG.ThisInternationalStandardspecifiesSIP-QSIGsignallinginterworkingforbasicservicesthatprovideabidirectionaltransfercapabilityforspeech,DTMF,facsimile,andmodemmediabetweenaPISNemployingQSIGandacorporateIPnetworkemployingSIP.Otheraspectsofinterworking,e.g.,theuseofRTPandSDP,willdifferaccordingtothetypeofmediaconcernedandareoutsidethescopeofthisInternationalStandard.Call-relatedandcall-independentsignallinginsupportofsupplementaryservicesisoutsidethescopeofthisInternationalStandard,butsupportforcertainsupplementaryservices(e.g.,calltransfer,calldiversion)couldbethesubjectoffuturework.InterworkingbetweenQSIGandSIPpermitsacalloriginatingatauserofaPISNtoterminateatauserofacorporateIPnetwork,oracalloriginatingatauserofacorporateIPnetworktoterminateatauserofaPISN.InterworkingbetweenaPISNemployingQSIGandapublicIPnetworkemployingSIPisoutsidethescopeofthisInternationalStandard.However,thefunctionalityspecifiedinthisInternationalStandardisinprincipleapplicabletosuchascenariowhendeployedinconjunctionwithotherrelevantfunctionality(e.g.,numbertranslation,securityfunctions,etc.).ThisInternationalStandardisapplicabletoanyinterworkingunitthatcanactasagatewaybetweenaPISNemployingQSIGandacorporateIPnetworkemployingSIP.
【中国标准分类号】:L78
【国际标准分类号】:33_040_35
【页数】:47P;A4
【正文语种】:英语


【英文标准名称】:Flexibleinsulatingsleeving-Part3:Specificationsforindividualtypesofsleeving-Sheet248:Generalpurpose,heat-shrinkable,dualwallpolyolefinsleeving,flameretarded,shrinkratios2:1,3:1,4:1(IEC60684-3-248:2007);GermanversionEN60684
【原文标准名称】:绝缘软套管.第3部分:各种型号套管的规范.第248节:收缩比率为2:1、3:1、4:1的双壁阻燃聚烯烃热收缩软管的一般用途
【标准号】:EN60684-3-248-2007
【标准状态】:现行
【国别】:
【发布日期】:2008-01
【实施或试行日期】:2008-01-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:名称与符号;测定;尺寸;双壁的;电气工程;电绝缘材料;阻燃;柔性;热缩元件;热收缩;软管;绝缘管;绝缘件;塑料;塑料软管;聚烯烃;保护软管;密封;收缩套管;规范(验收);试验;试验条件
【英文主题词】:Designations;Determination;Dimensions;Double-walled;Electricalengineering;Electricalinsulatingmaterials;Flame-retarding;Flexible;Heatshrinkablecomponents;Heatshrinking;Hoses;Insulatingtubings;Insulations;Plastics;Plasticshose;Polyolefins;Protectivehoses;Sealing;Shrinkablesleeves;Specification(approval);Testing;Testingconditions
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:29_035_20
【页数】:16P.;A4
【正文语种】:英语