1、DRAFT FOR DEVELOPMENT DD CEN/TS 14821-5:2003 Traffic and Travel Information (TTI) TTI messages via cellular networks Part 5: Internal services ICS 35.240.60 DD CEN/TS 14821-5:2003 This Draft for Development was published under the authority of the Standards Policy and Strategy Committee on 8 July 20
2、03 BSI 8 July 2003 ISBN 0 580 42220 8 National foreword This Draft for Development is the official English language version of CEN/TS 14821-5:2003. This publication is not to be regarded as a British Standard. It is being issued in the Draft for Development series of publications and is of a provisi
3、onal nature because technology in this area is rapidly evolving. It should be applied on this provisional basis, so that information and experience of its practical application may be obtained. Comments arising from the use of this Draft for Development are requested so that UK experience can be rep
4、orted to the European organization responsible for its conversion to a European standard. A review of this publication will be initiated 2 years after its publication by the European organization so that a decision can be taken on its status at the end of its 3-year life. Notification of the start o
5、f the review period will be made in an announcement in the appropriate issue of Update Standards. According to the replies received by the end of the review period, the responsible BSI Committee will decide whether to support the conversion into a European standard, to extend the life of the Technic
6、al Specification or to withdraw it. Comments should be sent in writing to the Secretary of BSI Technical Committee EPL/278, Road transport informatics, at British Standards House, 389 Chiswick High Road, London W4 4AL, giving the document reference and clause number and proposing, where possible, an
7、 appropriate revision of the text. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement European publications referred to in this document may be found in the BSI Catalogue under the section entitled
8、 “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. Summary of pages This document comprises a front cover, an inside front cover, the CEN/TS title page, pages 2 to 104, an inside back cover and a back cov
9、er. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsTECHNICALSPECIFICATION SPCIFICATIONTECHNIQUE TECHNISCHESPEZIFIKATION CEN/TS148215 May2003 ICS35.240.60 Englishversion TrafficandTravelInformati
10、on(TTI)TTImessagesviacellular networksPart5:Internalservices ThisTechnicalSpecification(CEN/TS)wasapprovedbyCENon10May2001forprovisionalapplication. TheperiodofvalidityofthisCEN/TSislimitedinitiallytothreeyears.AftertwoyearsthemembersofCENwillberequested tosubmittheir comments,particularlyonthequest
11、ionwhethertheCEN/TScanbeconvertedintoaEuropeanStandard. CENmembersarerequiredtoannouncetheexistenceofthisCEN/TSinthesamewayasforanENandtomaketheCEN/TSavailable .It ispermissibletokeepconflictingnationalstandardsinforce(inparalleltotheCEN/TS)untilthefinaldecisionaboutthep ossible conversionoftheCEN/T
12、SintoanENisreached. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITE
13、UROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.CEN/TS148215:2003ECEN/TS148215:2003(E) 2 Tableofcontents PAGE TABLEOFCONTENTS 2 FOREWORD 3 INTRODUCTIO
14、N 4 1. SCOPE 5 2. NORMATIVEREFERENCES 6 3. DEFINITIONSANDABBREVIATIONS 7 3.1 Definitions 7 3.2 Abbreviations 9 4. SPECIFICATIONOFINTERNALSERVICESCONFIGURATIONANDMASTERDATAUPDATE14 4.1 GoaloftheService 14 4.2 AccessManagement 14 4.3 MasterDataManagement 14 4.4 KeyManagement 14 4.5 FunctionContentsand
15、HandlingofAccessManagement 15 4.6 General 16 4.7 ConfigurationRequestinitiatedbytheOnboardEquipment 16 4.8 ConfigurationUpdatesentbytheServiceCenter 17 4.9 HandlingSequenceofAccessManagement 26 4.10 RequirementsfortheOnboardEquipment 33 4.11 FunctionContentsandHandlingofMasterDataManagement 34 5. SP
16、ECIFICATIONOFKEYMANAGEMENTANDSECURITY 36 5.1 DescriptionsforOperators 36 5.2 RolesinKeyManagement 36 5.3 EncryptionofUserData 43 5.4 KeyExchangeProcedures 48 5.5 CryptographicFunctionintheOnboardEquipment 61 6. ADPFORCASFUNCTIONALITYCONFIGURATIONANDKEYMANAGEMENT 65 6.1 GeneralDefinitionsandInformati
17、onElements 65 6.2 ConfigurationManagement 67 6.3 KeyManagement 73 6.4 ADPforCASFunctionalityConfigurationandKeyManagementSpecificationinASN.1 82 7. SPECIFICATIONOFDIAGNOSTICSERVICES 94 7.1 GoaloftheService 94 7.2 FunctionContentsandHandlingofDiagnosisFunctions 94 7.3 CommunicationsFlowbetweenOnBoard
18、EquipmentandTTCallOffice 95 7.4 RequirementsfortheOnboardEquipment 96 8. ADPFORDIAGNOSTICSERVICESGENERALDEFINITIONSANDINFORMATION ELEMENTS 97 8.1 General 97 8.2 DiagnosticRequestMessage 97 8.3 DiagnosticMessage 99 8.4 ADPforDiagnosticServicesSpecificationinASN.1 101 BIBLIOGRAPHY 104CEN/TS148215:2003
19、(E) 3 Foreword Thisdocument(CEN/TS148215:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC278 “Roadtransportandtraffictelematics“,thesecretariatofwhichisheldbyNEN, incollaborationwith TechnicalCommitteeISO/TC204 “Transportinformationandcontrolsystems“. ThistechnicalspecificationwaspreparedbyWorkingGrou
20、p7ofCENTC278.InthefieldofTrafficand TravellerInformation,theinnovativerateishigh,withmanyresearchanddevelopmentprojectsunder wayinmanycountries,andthereisaneedtoestablishprospectivestandardswhichallow manufacturerstointroducecompetitiveproductstothemarketintheknowledgethattheycan accommodatethefutur
21、eissuesofthestandard(s)withoutfundamentalchangetoequipment. InaccordancewiththeCEN/CENELEC“InternalRegulationsPart2:CommonRulesforstandardswork, 041996“theoriginalcopyrightholdersonthecompletesetofdocumentsareMannesmannAutocom GmbHandTEGARONTelematicsGmbH.TheoriginalcopyrightholdersherebygrantCENall
22、 necessaryrightswithregardtosaidoriginalcopyrightstoexecutethestandardisationprocessas describedbelow. Noknownnationaltechnicalspecifications(identicalorconflicting)existonthissubject. CEN/TS14821consistsofeightparts;onepartdescribingtheframeworkandsevenpartsproviding detailedspecificationsofallcomp
23、onents,protocolsandservicesthatarewithinthescopeofCEN/TS 14821. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountriesareboundtoannouncethisCENTechnicalSpecification:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Hungary,Iceland,I
24、reland,Italy,Luxembourg, Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.CEN/TS148215:2003(E) 4 Introduction TrafficandTravellerInformation(TTI)maybedisseminatedthroughanumberofservicesormeansof communication,coveringstaticdisplays,portableterminalsandinvehicle
25、equipment. Forallsuchservices,thedatatobedisseminated,andthemessagestructureinvolvedinthevarious interfaces,requirecleardefinitionandstandardsformatsinordertoallowcompetitiveproductsto operatewithanyreceiveddata. Thistechnicalspecificationfocusesonanapplicationdataspecificationwherebydataisproduceda
26、ta centrallocationandisdisseminatedviaacellularradionetwork.Itaddressesthedataspecificationsfor bothdownlinkanduplinkexistingbetweenacentrallocationandrandomlylocatedvehicles.Itenables messagestobeexchangedbetweendifferentsystemsandserviceprovidersadoptingavarietyof applicationsspecifications. Other
27、techncialspecificationsarebeingproducedbytheCENTC278WorkingGroup4tocoverTTI disseminationviaothermeansorservices.ThissetofspecificationsisnamedGATS(GlobalAutomotive TelematicsStandard).GATSprovidesthemodularframeworkforimplementingsuchtraffictelematics servicesonanopentechnologyplatformandisnetworki
28、ndependent.Inmanydetailsdefinitionsare necessarytoensureinteroperability.Therefore,thosedetaileddefinitionsaregiveninanetworkspecific part(CEN/TS148218).WiththedevelopmentoffuturemobilecommunicationsystemstowardsUMTS/ IMT2000thebottleneckofnarrowbanddatacommunicationmightfade.Duetoitsmodularstructur
29、e, theGATSframeworkandapplicationsarepreparedforthatduetoitsnetworkindependence.Thesame holdsforemergingtechnologiesforpositioningwhichtodayisalmostexclusivelybasedonGPS. Otherrelevantstandarddevelopmentsare,independentfromtelematics,theapplicationindependent WirelessApplicationProtocol(WAP),enablin
30、gmobileaccesstotheInternet.Itisunderstoodthatthese emergingtechnologiesmightfitintotheframeworkoftelematicsapplicationsinfutureWAPversions. Forthetimebeing,GATSalreadytodayindependentlyfromWAPenablesaccesstotelematicsservices. UtilisationofGATSonaWAPprotocolstackandidentifyingnecessaryadaptationofWA
31、Pspecifications (ifany)iscurrentlyunderinvestigationoftheappropriategroupswithinWAPForumandGATSForum.CEN/TS148215:2003(E) 5 1. Scope ThisCEN/TSdefinesthespecificinterfacesandfunctionalityoftraffictelematics(TT)servicesbasedon theuseofcellularnetworks.Devicemanufacturersareenabledtodevelopterminalequ
32、ipment compatibletoservicesbasedonthistechnicalspecification.Thiswillallowforinteroperabilityofdifferent terminalequipmentandserviceproviderswhichallowscompetitionbetweenserviceprovidersand terminalmanufacturers.Furthermoreitsetsthesceneforinternationalavailabilityoftheseservices. Thistechnicalspeci
33、ficationspecifies TTspecificinterfacesbetweenterminalandservicecentre.Thisespeciallyincorporatesthe messagesetsoftheapplicationdataprotocolsandtheserviceindependentcommunicationhandling (includingconditionalaccessandtransportprotocols). Functionality,proceduresandrequirementsofbasicterminalcomponent
34、saswellastheirinteraction withtheservicecentre.Thisespeciallycomprisesconditionalaccessandsecuritymechanisms. ServiceSpecifications,whichareessentialtoensureconsistentbehaviourofterminalandservice centre. Theservicesincorporatedwithinthisissuecomprise: breakdownandemergencyservices interactivetraffi
35、cinformationservices broadcasttrafficinformationservices navigationservices(routeassistance,routeadvice,homing) operatorservices generalinformationservices floatingcardatacollection Itisenvisagedthatfutureresearchanddevelopmentwillleadtoimprovementsontheserviceslisted aboveaswellastothecreationofnew
36、services.Neverthelessthistechnicalspecificationprovidesthe frameworkforseamlessintegrationofnewfeaturesandservicesintotheexistingarchitecture.CEN/TS148215:2003(E) 6 2. Normativereferences ThisTechnicalSpecificationincorporatesbydatedorundatedreference,provisionsfromother publications.Thesenormativer
37、eferencesarecitedattheappropriateplacesinthetextandthe publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyof thesepublicationsapplytothisTechnicalSpecificationonlywhenincorporatedinitbyamendmentor revision.Forundatedreferencesthelatesteditionofthepublicationrefer
38、redtoapplies(including amendments). ISO/IEC97971 InformationtechnologySecuritytechniquesMessageAuthentication Codes(MACs)Part1:Mechanismsusingablockcipher ISO/IEC97972:2002 InformationtechnologySecuritytechniquesMessageAuthentication Codes(MACs)Part2:Mechanismsusingadedicatedhashfunction ISO/IEC1011
39、6 InformationtechnologySecuritytechniquesModesofoperationforann bitblockcipher ISO/IEC101181:2000 InformationtechnologySecuritytechniquesHashfunctionsPart1: General ISO/IEC101182 InformationtechnologySecuritytechniquesHashfunctionsPart2: Hashfunctionsusingannbitblockcipher ISO115683: BankingKeymanag
40、ement(retail)Part3:Keylifecycleforsymmetric ciphers PKCS#1:RSAEncryptionStandard,RSALabsTechnicalNotes,Version1.5,Nov.1993 CCITT,AnnexAtoCCITTBlueBookRec.E212CEN/TS148215:2003(E) 7 3. Definitionsandabbreviations 3.1 Definitions ForthepurposesofthisCEN/TS,thefollowingtermsanddefinitionsapply: 3.1.1 A
41、ttribute(ofaTrafficInformationMessage) ATrafficInformationMessageismadeupofseparatepartsthatcanbecalledattributes.Thisincludes, forexample,anitemofinformationandalengthofvalidity. 3.1.2 Authorisation Reciprocalproofthattheidentityprovidedbythecommunicationspartnerisvalid 3.1.3 BroadcastService Datas
42、ervicewithinacellularwirelessnetworkthatallowsformonodirectionaldisseminationofdata fromaservicecentretomultipleusersintheareaofsignalreception 3.1.4 BypassDescription RepresentationofaBypass,consistingofaBypassHintand/oraBypassRoute. 3.1.5 BypassHint RepresentationofahintforaBypass 3.1.6 BypassLink
43、 ProminentwaypointsonaBypassRoute 3.1.7 BypassRoute RepresentationoftherouteforaBypass 3.1.8 CellBroadcast BroadcastserviceoftheGSMnetwork 3.1.9 Datatelegram Digitalmessageexchangedbetweentwosystems 3.1.10DeliveryNotification Networkacknowledgementforsuccessful/unsuccessfuldeliveryofamessagetothemob
44、iledevice 3.1.11FunctionalRoadClass Aclassificationbasedontheimportanceoftheroadelementintheconnectivityofthetotalroadnetwork 3.1.12FunctionalRoadClass0 Motorways 3.1.13FunctionalRoadClass1 AllnonMotorwaysthatarepartofaconnectionusedfornationwidetrafficandtransport 3.1.14Geocode Geocodesareuniqueidentifiersunmistakablydefiningimportantpointsonroadnetworks.Geocodes canbederivedfrom/convertedintoWGS84coordinatesbythealgorithmde
