基本信息
| 标准名称： | 加工淬火钢硬质合金带前后引导机用铰刀 ｄ＝７．７~２５ｍｍ |
| 中标分类： |
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| 发布日期： | 1989-05-13 |
| 实施日期： | 1989-12-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 20页 |
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【英文标准名称】:Maritimenavigationandradiocommunicationequipmentandsystems-Digitalinterfaces-Part410:Multipletalkersandmultiplelisteners;Shipsystemsinterconnection;Transportprofilerequirementsandbasictransportprofile
【原文标准名称】:海上导航和无线电通信设备及系统数字接口第410部分：多通话器和多受话器船舶系统互连运输文件集要求和基本运输文件集
【标准号】:IEC61162-410-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC80
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;定义;电气工程;数字信号;无线电接收机;造船工程;无线电发射机;接口;船舶用无线电通信设备;无线电设备;导航辅助设备;无线电导航;船舶导航
【英文主题词】:Datacommunication;Datatransfer;Definitions;Digitalsignals;Electricalengineering;Interconnection;Interfaces(dataprocessing);Marinenavigation;Marineradioservice;Navalengineering;Navigationalaids;Radioequipment;Radioreceivers;Radiotransmitters;Radionavigation;Receivers;Transmitters
【摘要】:ThispartofIEC61162-4definesthegeneralrequirementsoftheT-profileandthreeimplementationsoftheT-profileovertheInternetV4(IPV4)protocolsuite.Part400ofthisstandarddefinestherelationshipbetweenthedifferentprotocollevels(T-profile,A-profileandcompanionstandards)andpart401definestheA-profile,theimmediateuseroftheprotocolleveldefinedinthispart.ThedifferentcomponentsoftheIEC61162-4standardaredefinedinIEC61162-400.TheT-profileisthespecificationofthecommunicationservicesandthecommunicationprotocolsusedbytheLNAtoimplementtheA-profilefunctionality.Basically,theT-profileconsistsofthefollowingcomponents:a)atransportlayerinterface(TLI)definitionthatspecifiestheservicesandthesemanticsthatwillbeavailabletotheapplicationleveloftheLNA(andinsomecasestheMAU).Thisincludesdatatransportaswellastimeandnetworkmanagementservices.TheTLIwillbegeneraltoallT-profilesandisdefinedinthispart410ofthestandard,b)AT-profileprotocoldefinitionthatspecifieshowtheservicesprovidedbytheTLIandadditionaltimedistributionandphysicalnetworkmanagementservicesareimplementedontheprotocollevel.Thispart410containsanumberofalternativeT-profileprotocolspecificationsusingtheInternetV4seriesofstandards.AdditionalpartsofthisstandardwilladdressotherT-profilesbasedonotherprotocolfamilies.NotethatthetimedistributionandnetworkmanagementfunctionalitymayormaynotincludespecificTLIservices.Forsomesystemsthisfunctionalitymaybeinterfacedtodirectlybytheunderlyingoperatingsystem.Notealsothattimedistributionandnetworkmanagementarenotstrictlyspeakingtransportrelatedprotocolfunctionality.However,theimplementationoftheseservicesisnormallydependentonthetransportprotocolsinuseandis,thus,placedintheT-profilepartofthestandard.ThepurposeofthisstandardistodefineanddescribetheservicesthatwillbeprovidedatthetransportlevelinterfaceinawaywhichiscompletelyindependentoftheunderlyingnetworkenvironmentaswellasdefiningonepossibleimplementationoftheseservicesovertheInternetV4protocols.Theseparationofserviceandprotocoldefinitionsallowsthespecificationofseveraldifferenttransportprofiles,eachonededicatedtoaspecificnetworkenvironment,andtousethesametransportserviceinterfaceinallcases.Clause4definesthetransportlevelservicesandclause5describesthetransportlayerinterfacethroughwhichtheservicesareoffered.Theseclausesdefinethegeneral,networkindependentservices.Clause6definesthetransportprofilearchitectureforredundantEthernetandInternetprotocolsversion4(IPV4).Clause7definesthearchitectureforalocalareanon-redundantInternetnetwork.TheseclausesdefinetwospecificimplementationsoftheT-profileservices.Clause8definesasimpleMAU-LNAprotocolforuseoverwideareanetwork(WAN)TCP/IPlinks.ThiscanbeusedtoimplementaWANarchitecturefortheoverallsystem.TheWANarchitectureisnotintendedforintegratedshipcontrolsystems,butcanbeusedforremotetestintegrationandremotemaintenanceanddiagnostics.TheWANprotocolcanalsobeusedtosupportMAUsthatarelocatedinotherhostcomputersthantheLNA,butononelocalnetwork(conformanceclass4).
【中国标准分类号】:U66
【国际标准分类号】:47_020_70
【页数】:62P.;A4
【正文语种】:英语