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1、DRAFTINTERNATIONA1STANDARDISO/DIS20730-3IS0TC22SC31Secretariat:DINVotingbeginson:2023-11-03Votingterminateson:2023-01-26Roadvehic1esVehic1einterfacefore1ectronicPeriodicTechnica1Inspection(ePTI)Part3:DatadefinitionsVMcu1esroutiersInterfacedevhicu1epourIecontr1etechniquePdriodiqUe1ectronique(ePTI)一Pa
2、rtie3:DefinitiondesdonneesICS:43.180THISDOCUMENTISADRAFTCIRCU1ATEDFORCOMMENTANDAPPROVA1.ITISTHEREFORESUBJECTTOCHANGEANDMAYNOTBEREFERREDTOSANINTERNATIONA1STANDARDUNTI1PUB1ISHEDASSUCH.INADDITIONTOTHEIREVA1UATIONASBEINGACCEPTAB1EFORINDUSTRIA1TECHNO1OGICA1,COMMERCIA1ANDUSERPURPOSES.DRAFTINTERNATIONA1STA
3、NDARDSMAYONOCCASIONHAVETOBECONSIDEREDINTHE1IGHTOFTHEIRPOTENTIA1TOBECOMESTANDARDSTOWHICHREFERENCEMAYBEMADEINNATIONA1REGU1ATIONS.RECIPIENTSOFTHISDRAFTAREINVITEDTOSUBMIT.WITHTHEIRCOMMENTS.NOTIFICATIONOFANYRE1EVANTPATENTRIGHTSOFWHICHTHEYAREAWAREANDTOPROVIDESUPPORTINGDOCUMENTATION.Thisdocumentiscircu1ate
4、dasreceivedfromthecommitteesecretariat.ReferencenumberISO/DIS20730-3:2023(E)ISO2023COPYRIGHTPROTECTEDDOCUMENTISO2023A11rightsreserved.Un1essotherwisespecified,orrequiredinthecontextofitsimp1ementation,nopartofthispub1icationmaybereproducedoruti1izedotherwiseinanyformorbyanymeans,e1ectronicormechanic
5、a1,inc1udingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbe1oworISOsmemberbodyinthecountryoftherequesterISOcopyrightofficeCP401Ch.deB1andonnet8CH1214Vernier;GenevaPhone:*41227490111Emai1:copyrightiso.orgWebsite:www.iso
6、.orgPub1ishedinSwitzer1andPageContentsForewordIntroduction2Nc)rmatvereferences14 Symbo1sandabbreviatedterms24.1 Symbo1s24.2 atedterms一25 InformativeguidanceforconsideringePTIre1evance3Annex A (normative)ePTI-re1evantsystem1ist4Annex B (normative)DIDdefinitions8Annex C (normative)Routinedefinitions35
7、Annex D (normative)Input/outputcontro1definitions42Bib1iographyForewordISO(theInternationa1OrganizationforStandardization)isawor1dwidefederationofnationa1standardsbodies(ISOmemberbodies).TheworkofpreparingInternationa1Standardsisnorma11ycarriedoutthroughISOtechnica1committees.Eachmemberbodyintereste
8、dinasubjectforwhichatechnica1committeehasbeenestab1ishedhastherighttoberepresentedonthatcommittee,internationa1organizations,governmenta1andnon-governmenta1,in1iaisonwithISO,a1sotakepartinthework.ISOco11aboratesc1ose1ywiththeInternationa1E1ectrotechnica1Commission(IEC)ona11mattersofe1ectrotechnica1s
9、tandardization.Theproceduresusedtodeve1opthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticu1ar,thedifferentapprova1criterianeededforthedifferenttypesofISOdocumentsshou1dbenoted.Thisdocumentwasdraftedinaccordancewiththeeditoria1ru1esoftheISO/IECDire
10、ctives,Part2(seeWWW,isoQigdiecUves).Attentionisdrawntothepossibi1itythatsomeofthee1ementsofthisdocumentmaybethesubjectofpatentrights.ISOsha11notbehe1dresponsib1eforidentifyinganyora11suchpatentrights.Detai1sofanypatentrightsidentifiedduringthedeve1opmentofthedocumentwi11beintheIntroductionand/oronth
11、eISO1istofpatentdec1arationsreceived(seeWWW.iso.org/patents).Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexp1anationofthevo1untarynatureofstandards,themeaningofISOspecifictermsandexpressionsre1atedtoconformityassessment,aswe11asinfor
12、mationaboutISOsadherencetotheWor1dTradeOrganization(WTO)princip1esintheTechnica1BarrierstoTrade(TBT),seewww.iso.org/iso/foreword.htm1.ThisdocumentwaspreparedbyTechnica1CommitteeISO/TC22.Roadvehic1es,SubcommitteeSC31,Datacommunication.A1istofa11partsintheISO20730seriescanbefoundontheISOwebsite.Anyfee
13、dbackorquestionsonthisdocumentshou1dbedirectedtotheuser,snationa1standardsbody.Acomp1ete1istingofthesebodiescanbefoundatWWWjSo.org/members.htm1IntroductionRoadworthinesstestingisapartofawiderregimedesignedtoensurethatvehic1esarekeptinasafeandenvironmenta11yacceptab1econditionduringtheiruse.Thisregim
14、ecoversperiodicroadworthinesstestingofvehic1esandtechnica1roadsideinspectionsofvehic1esusedforcommercia1roadtransportactivitiesandprovidesavehic1eregistrationprocedurea11owingforthesuspensionofavehic1e,sauthorisationtobeusedinroadtrafficwherethevehic1econstitutesanimmediaterisktoroadsafety.Periodict
15、estingisthemaintoo1toensureroadworthiness.Technica1roadsideinspectionsOfcommercia1vehic1esaremere1ycomp1ementarytoperiodictesting.AnePTIsystem1ist,whichisdefinedinISO20730-3,summarisesePT1-re1evantsystemsandspecifiesadefinedname(system),auniqueidentifier(ePTIsystemidentifier)andadescriptionforeacheP
16、TIsystem.A11thedefinitionsinthisdocumentrefertothisePTIsystem1ist.ISO20730seriesstandardisbasedontheOpenSystemsInterconnection(OSI)basicreferencemode1specifiedinISO/IEC7498-1WandISO/IEC107314whichstructurescommunicationsystemsintoseven1ayers.Whenmappedonthismode1,theapp1icationprotoco1anddata1inkframeworkrequirementsspecified/referenced
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