SIST EN 300 324-5 V3.1.1:2005

• Abstract:

  Update the test specifications to be in line with the 3rd edition of the base protocol standard.

• Status: Published
• Publication Date: 31-Dec-2004
• ICS: 33.040.30 - Switching and signalling systems
• Technical Committee: SPN - Services and Protocols for Networks
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Jan-2005
• Due Date: 01-Jan-2005
• Completion Date: 01-Jan-2005
• Ref Project: ETSI EN 300 324-5 V3.1.1 (2001-03) - V interfaces at the digital Local Exchange (LE); V5.1 interface for the support of Access Network (AN); Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network layer (LE side)

Overview

SIST EN 300 324-5 V3.1.1:2005 defines the Test Suite Structure and Test Purposes (TSS&TP) for the network layer (LE side) of the V5.1 interface at digital Local Exchanges (LE), focusing on the support of Access Networks (AN). This standard is part of the V5.1 interface suite developed under the European Telecommunications Standards Institute (ETSI) framework and adopted as a Slovenian (SIST) standard. Its primary role is to provide a comprehensive methodology for testing conformance and interoperability at the network layer, supporting reliable communication between Access Networks and Local Exchanges from different equipment vendors.

Key Topics

• V5.1 Interface Conformance Testing: Establishes structured test suites and test purposes for the V5.1 interface, primarily targeting the network layer protocols defined in S̆EN 300 324-1.
• Network Layer (LE Side): Focuses on procedures and functionalities for the Local Exchange side of the V5.1 interface, ensuring compliant behavior under specified scenarios.
• Interoperability Assurance: Test cases are constructed to maximize the probability of interoperability between equipment from different manufacturers.
• Test Groups:
  • Basic Interconnection Tests: Ensure baseline conformance for network integration.
  • Capability Tests: Verify implementation conforms to declared capabilities.
  • Valid Behaviour Tests: Assess correct protocol operation during normal and exceptional use.
  • Inopportune and Invalid Behaviour Tests: Validate system response to error conditions and unexpected events.
  • Timer and Counter Management: Checks the handling of protocol timers and counters during state transitions.
• Public Switched Telephone Network (PSTN) Protocol Coverage: Includes PSTN protocol procedures at the network layer but does not cover national-specific PSTN protocol mappings or bearer channel functionalities.
• Testing Methodology: Based on internationally recognized frameworks such as ISO/IEC 9646-1, providing a rigorous approach for protocol conformance testing.

Applications

This standard is crucial for:

• Telecommunications Equipment Manufacturers: Ensures new or updated LE and AN equipment conform to the V5.1 interface specifications, supporting interoperability.
• Network Operators: Applies during acceptance testing phases, network integration, and troubleshooting to verify multi-vendor environments operate seamlessly.
• Certification and Compliance Labs: Provides a foundation for creating detailed test procedures during certification or type approval processes.
• System Integrators: Offers guidance in validating system deployments, upgrades, or migrations involving digital local exchanges and access networks.

Key benefits include:

• Enhanced Interoperability: By standardizing tests, it becomes easier to deploy networks with equipment from various sources without risk of incompatibility.
• Reduced Operational Risks: Structured test suites help identify compliance failures before live deployment, minimizing service downtime.
• Regulatory Compliance: Assists operators and manufacturers in meeting national and European telecommunications regulatory requirements.

Related Standards

For comprehensive V5.1 interface testing and system integration, the following standards are relevant:

• EN 300 324-1: V5.1 interface specification (base protocol document).
• EN 300 324-2: Protocol Implementation Conformance Statement (PICS) proforma.
• EN 300 324-3 & EN 300 324-4: TSS&TP and Abstract Test Suite specifications for the Access Network side.
• EN 300 324-6: Abstract Test Suite (ATS) for the network layer (LE side).
• EN 300 324-7 & EN 300 324-8: TSS&TP and ATS specifications for the data link layer.
• EN 300 324-9: Test specification for the physical layer.
• ISO/IEC 9646-1: General concepts for protocol conformance testing.

These interconnected standards form the basis for robust, reliable, and interoperable telecommunications infrastructure in modern digital networks.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Vmesniki V pri digitalnih krajevnih centralah (LE) – Vmesnik V5.1 za podporo dostopovnemu omrežju (AN) – 5. del: Zgradba preskušalnega niza in namen preskušanja (TSS&TP) za omrežno plast na strani krajevne centrale (LE)V interfaces at the digital Local Exchange (LE); V5.1 interface for the support of Access Network (AN); Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network layer (LE side)33.040.30Komutacijski in signalizacijski sistemSwitching and signalling systemsICS:Ta slovenski standard je istoveten z:EN 300 324-5 Version 3.1.1SIST EN 300 324-5 V3.1.1:2005en01-januar-2005SIST EN 300 324-5 V3.1.1:2005SLOVENSKI
STANDARD
ETSIEN300324-5V3.1.1(2001-03)EuropeanStandard(Telecommunicationsseries)VinterfacesatthedigitalLocalExchange(LE);V5.1interfaceforthesupportofAccessNetwork(AN);Part5:TestSuiteStructureandTestPurposes(TSS&TP)specificationforthenetworklayer(LEside)SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)2ReferenceREN/SPAN-09101-5KeywordsAN,LE,network,testing,TSS&TP,Vinterface,V5interfaceETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]opartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2001.Allrightsreserved.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)3ContentsIntellectualPropertyRights.6Foreword.61Scope.72References.73Definitionsandabbreviations.83.1Definitions.83.2Abbreviations.94TestSuiteStructure(TSS).104.1TSSoverview.104.2Testgroups.114.2.1Protocolgroups.114.2.1.1Controlprotocol.114.2.1.2PSTNprotocol.124.2.2Maintestgroups.124.2.2.1BasicInterconnection(IT)tests.124.2.2.2Capability(CA)tests.124.2.2.3ValidBehaviour(BV)tests.124.2.2.4InopportuneBehaviour(BO)tests.124.2.2.5InvalidBehaviour(BI)tests.124.2.2.6Timer(TI)expiryandcountermismatchtests.124.2.2.6.1TimerexpiryandcountersoftheControlprotocol.134.2.2.6.2TimerexpiryandcountersofthePSTNprotocol.134.2.2.6.3TimerexpiryandcountersoftheLEsystemmanagement.134.3Teststepstructure.144.3.1Statetransitions.144.3.1.1StartupofV5.1interface.144.3.1.2CommoncontrolProtocol(systemmanagement).154.3.1.3Controlprotocol(PSTNportFSM).164.3.1.4Controlprotocol(ISDN-BAportFSM).164.3.1.5PSTNprotocol.164.3.2Preambles.174.3.3Postambles.174.3.4Statusverification.174.3.4.1PSTNprotocol.174.3.4.2Portcontrolprotocol.184.3.4.3Commoncontrolprotocol.184.3.5Commonteststeps.184.4Defaults.184.5AbstractServicePrimitives(ASPs)andProtocolDataUnits(PDUs).194.5.1ASPs.194.5.2PDUs.194.5.2.1Commoncontrolprotocol.194.5.2.2Portcontrolprotocol.194.5.2.3PSTNprotocol.194.5.3Informationelements.194.5.3.1Variablelengthinformationelements.194.5.3.1.1Controlprotocol.194.5.3.1.2PSTNprotocol.204.5.3.2Singleoctetinformationelements.204.5.3.2.1Controlprotocol.204.5.3.2.2PSTNprotocol.204.6TimersandcountersoftheAbstractTestSuite(ATS).20SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)45TestPurposes(TPs).215.1Introduction.215.1.1TPnamingconvention.225.1.2SourceofTPdefinition.225.1.3Teststrategy.235.1.4RequirementsnotcoveredbyTPs.235.1.5Initialstate.245.1.6Testanddataconfigurationrequirements.245.2Controlprotocol.245.2.1Basicinterconnectiontests(V5NWKLE/CTRL/IT).245.2.2Capabilitytests(V5NWKLE/CTRL/CA).245.2.3Validbehaviourtests(V5NWKLE/CTRL/BV).255.2.3.1V5NWKLE/CTRL/BV/COM.255.2.3.1.1V5NWKLE/CTRL/BV/COM/TRANS.255.2.3.1.2V5NWKLE/CTRL/BV/COM/REST.255.2.3.1.3V5NWKLE/CTRL/BV/COM/REVY.265.2.3.2V5NWKLE/CTRL/BV/PORT.285.2.3.2.1V5NWKLE/CTRL/BV/PORT/TRANS.285.2.3.2.2V5NWKLE/CTRL/BV/PORT/PSTN.285.2.3.2.3V5NWKLE/CTRL/BV/PORT/ISDNBA.305.2.4Inopportunebehaviourtests(V5NWKLE/CTRL/BO).345.2.4.1V5NWKLE/CTRL/BO/COM.345.2.4.1.1V5NWKLE/CTRL/BO/COM/TRANS.345.2.4.1.2V5NWKLE/CTRL/BO/COM/REVY.355.2.4.2V5NWKLE/CTRL/BO/PORT.355.2.4.2.1V5NWKLE/CTRL/BO/PORT/TRANS.355.2.4.2.2V5NWKLE/CTRL/BO/PORT/ISDNBA.355.2.5Invalidbehaviourtests(V5NWKLE/CTRL/BI).365.2.5.1V5NWKLE/CTRL/BI/COM.365.2.5.1.1V5NWKLE/CTRL/BI/COM/TRANS.365.2.5.2V5NWKLE/CTRL/BI/PORT.375.2.5.2.1V5NWKLE/CTRL/BI/PORT/TRANS.375.2.6Timerexpiryandcountermismatchtests(V5NWKLE/CTRL/TI).385.2.6.1V5NWKLE/CTRL/TI/COM.385.2.6.1.1V5NWKLE/CTRL/TI/COM/TRANS.385.2.6.2V5NWKLE/CTRL/TI/PORT.395.2.6.2.1V5NWKLE/CTRL/TI/PORT/TRANS.395.3PSTNProtocol.395.3.1Basicinterconnectiontests(V5NWKLE/PSTN/IT).395.3.2Capabilitytests(V5NWKLE/PSTN/CA).405.3.3Validbehaviourtests(V5NWKLE/PSTN/BV).405.3.3.1V5NWKLE/PSTN/BV/0.405.3.3.2V5NWKLE/PSTN/BV/1.405.3.3.3V5NWKLE/PSTN/BV/2.415.3.3.4V5NWKLE/PSTN/BV/4.425.3.3.5V5NWKLE/PSTN/BV/5.435.3.3.6V5NWKLE/PSTN/BV/6.445.3.4Inopportunebehaviourtests(V5NWKLE/PSTN/BO).445.3.4.1V5NWKLE/PSTN/BO/0.455.3.4.2V5NWKLE/PSTN/BO/1.465.3.4.3V5NWKLE/PSTN/BO/2.475.3.4.4V5NWKLE/PSTN/BO/4.485.3.4.5V5NWKLE/PSTN/BO/6.495.3.5Invalidbehaviourtests(V5NWKLE/PSTN/BI).505.3.5.1V5NWKLE/PSTN/BI/1.505.3.5.2V5NWKLE/PSTN/BI/4.515.3.6Timerexpiryandcountermismatchtests(V5NWKLE/PSTN/TI).515.3.6.1V5NWKLE/PSTN/TI/0.515.3.6.2V5NWKLE/PSTN/TI/1.525.3.6.3V5NWKLE/PSTN/TI/2.525.3.6.4V5NWKLE/PSTN/TI/4.535.3.6.5V5NWKLE/PSTN/TI/5.54SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)55.3.6.6V5NWKLE/PSTN/TI/6.54Bibliography.55History.56SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeServicesandProtocolsforAdvancedNetworks(SPAN).Thepresentdocumentispart5ofamulti-partdeliverablecoveringtheV5.1interfaceforthesupportofAccessNetwork(AN)asdescribedbelow:Part1:"V5.1interfacespecification";Part2:"ProtocolImplementationConformanceStatement(PICS)proformaspecification";Part3:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforthenetworklayer(ANside)";Part4:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthenetworklayer(ANside)";Part5:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforthenetworklayer(LEside)";Part6:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthenetworklayer(LEside)";Part7:"TestSuiteStructureandTestPurposes(TSS&TP)specificationforthedatalinklayer";Part8:"AbstractTestSuite(ATS)andpartialProtocolImplementationeXtraInformationforTesting(PIXIT)proformaspecificationforthedatalinklayer";Part9:"Testspecificationforthephysicallayer".NationaltranspositiondatesDateofadoptionofthisEN:16March2001DateoflatestannouncementofthisEN(doa):30June2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31December2001DateofwithdrawalofanyconflictingNationalStandard(dow):31December2001SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)71ScopeThisfifthpartofEN300324containstheTestSuiteStructure(TSS)andTestPurposes(TPs)fortheNetworklayer(NWK)andpartsofthesystemmanagementoftheLocalExchange(LE)sideofaV5.1interface.Theobjectiveofthepresentdocumentistoprovideconformancetestsgivingahighprobabilityofinter-operabilityofanAccessNetwork(AN)andaLEfromdifferentmanufacturersovertheV5.1interface.ThepresentdocumentcoverstheproceduresdescribedinEN300324-1[1]only.ISO/IEC9646-1[4]isusedasthebasisforthemethodologyofconformancetesting.ConcerningthePublicSwitchedTelephoneNetwork(PSTN)protocoltesting,onlytheproceduresdefinedinEN300324-1[1]arecoveredbythetestsdefinedinthepresentdocument.AnImplementationUnderTest(IUT),however,willhaveimplementedanationalPSTNprotocolpartaswell.ThisrequiresthatthetestergeneratesmessagescontainingthenationalPSTNprotocolspecificoptionalInformationElements(IEs),otherwisetheIUTwouldnotactonmessagesaccordingtothePSTNprotocolproceduredefinition.However,thisdoesnotprovideacomprehensivetestofthenationalPSTNprotocolmappingspecification,whichisoutsidethescopeofthepresentdocument.AsthetestsusePSTNmessagescontainingoptionalIEsaccordingtonationalspecifications,thetestresultisonlyvalidfortheimplementednationalmappingoftheV5.1PSTNprotocol.Thepresentdocumentdoesnotcovertestsrelatedtofunctionsofthebearerchannel.ThosefunctionsshouldbetestedinconjunctionwithtestingthenationalPSTNprotocolmappingspecification.ThepresentdocumentcontainsnorequirementsconcerningNWKtestsforIntegratedServicesDigitalNetworkBasicAccess(ISDN-BA).2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]ETSIEN300324-1(V2.1.1):"VinterfacesatthedigitalLocalExchange(LE);V5.1interfaceforthesupportofAccessNetwork(AN);Part1:V5.1interfacespecification".[2]ETSIEN300324-2:"VinterfacesatthedigitalLocalExchange(LE);V5.1interfaceforthesupportofAccessNetwork(AN);Part2:ProtocolImplementationConformanceStatement(PICS)proforma".[3]ISO7498:"InformationProcessingSystems-OpenSystemsInterconnection-BasicReferenceModel".[4]ISO/IEC9646-1:"Informationtechnology-OpenSystemsInterconnection-Conformancetestingmethodologyandframework-Part1:Generalconcepts".SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)83Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply,togetherwiththosegiveninEN300324-1[1]:abstracttestcase:refertoISO/IEC9646-1[4]abstracttestsuite:refertoISO/IEC9646-1[4]currentprovisioningvariant:identifierforthepresentlyactivedatasetdatalinklayer:refertoISO7498[3]implementationundertest:refertoISO/IEC9646-1[4]incorrectinformationelement:specifiedinformationelementcarryinginformationtypesnotdefinedinEN300324-1[1]invalidPSTNinformationelement:PSTNinformationelementnotaccordingtonationalspecificrequirementsinvalidprotocoldataunit:PDUwhichcontainsanincorrectmessageformatinvalidPSTNmessage:PSTNmessagecarryinginformationelementsnotaccordingtonationalspecificrequirementslowertester:refertoISO/IEC9646-1[4]networklayer:refertoISO7498[3]newprovisioningvariant:identifierforthedatasetwhichwasannouncedtotheIUTtobecomethenextactivedatasetthroughreprovisioningphysicallayer:refertoISO7498[3]ProtocolImplementationConformanceStatement(PICS):refertoISO/IEC9646-1[4]PICSproforma:refertoISO/IEC9646-1[4]specifiedinformationelement:informationelementidentifierdefinedinEN300324-1[1]systemundertest:refertoISO/IEC9646-1[4]testpurpose:refertoISO/IEC9646-1[4]unknownprovisioningvariant:identifierforanon-availabledatasetunspecifiedinformationelement:informationelementidentifiernotdefinedinEN300324-1[1]validinformationelement:PSTNinformationelementaccordingtonationalspecificrequirementsvalidPSTNmessage:PSTNmessagecarryinginformationelementsaccordingtonationalspecificrequirementsSIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)93.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ANAccessNetworkASPAbstractServicePrimitiveATCAbstractTestCaseATSAbstractTestSuiteBIInvalidBehaviourBOInopportuneBehaviourBVValidBehaviourCACapabilityCOMCommoncontrolprotocolCTRLControlFEFunctionElementFSMFiniteStateMachineIDIdentifierIEInformationElementISDNIntegratedServicesDigitalNetworkISDN-BAISDN-BasicAccessITBasicInterconnectionIUTImplementationUnderTestL3addrLayer3addressLELocalExchangeLTLowerTesterMDUManagementDataUnitMPHManagementPhysicalLayerNWKNetworkLayerPDUProtocolDataUnitPICSProtocolImplementationConformanceStatementsPSTNPublicSwitchedTelephoneNetworkRESTRestartREVYVerifyandReprovisioningSUTSystemUnderTestTITimerTPTestPurposeTSSTestSuiteStructureSIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)104TestSuiteStructure(TSS)4.1TSSoverviewFigure1showsthestructureoftheV5.1LEsideNWKtestsuite.V5NWKLEITCABVCTRLCOMTRANS/PROTOCOLSYS_MAN/RESTSYS_MAN/REVYTRANS/PROTOCOLPORTPSTNISDN-BACOMTRANS/PROTOCOLBITRANS/PROTOCOLPORTCOMTRANS/PROTOCOLTRANS/PROTOCOLPORTTIITCABVPSTNSTATESTATESTATESTATEBOBITIBOCOMTRANS/PROTOCOLSYS_MAN/REVYPORTTRANS/PROTOCOLISDN-BAFigure1:NWKLETSSSIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)114.2TestgroupsFigure2givesanoverviewofthevariousprotocolentitiesofaV5.1interface.Table1mapseachprotocolentityontestedprotocolgroups.LE_PSTN_port_FSMLE_ISDN_port_FSMLE_PSTNLE_SMLE_PSTN_DLLE_CTRLLE_V5_FSMDL-DATAMDU-CTRLMPHLE_CTRL_DLMPHPHDL-DATAFEMDU-CTRLPH-DATAMPHV5PH-DATAnationalPSTNprotocolFEL2ISDNmanagementPHMPHMDLMDLMPHFigure2:NetworkLayerLE-protocolentityoverviewTable1:Namesusedinfigure2thatcorrespondtoEN300324-1NWKprotocolentitiesProtocolentitiesdefinedinEN300324-1[1]ProtocolgroupreferencesLE_PSTN_port_FSMLE_PSTN_user_port_FSM4.2.1.1LE_ISDN_port_FSMLE_ISDN-BA_user_port_FSM4.2.1.1LE_CTRLLE_control_protocol4.2.1.1LE_SYSLE_system_management4.2.1.1LE_PSTNLE_PSTN_protocol4.2.1.24.2.1Protocolgroups4.2.1.1ControlprotocolAlltestsintheControlprotocol(V5NWKLE/CTRL)testgroupareintendedtoverifyasthoroughlyaspossiblethevariousproceduresoftheLE_control_protocolentity.Dependingonprovisioningthefollowingconfigurationsarecovered:LE_system_management:thestartup,restart,re-provisioningandverificationproceduresfornormaloperationoftheLE_system_management(V5NWKLE/CTRL/BV/COM/REST,V5NWKLE/CTRL/BV/COM/REVYandV5NWKLE/CTRL/BO/COM/REVY)aretested.LE_control_protocol:thenormalandexceptionalproceduresoftheLE_control_protocolareverifiedinthetestgroupsV5NWKLE/CTRL/BV/COM/TRANS,V5NWKLE/CTRL/BO/COM/TRANS,V5NWKLE/CTRL/TI/COM/TRANS,V5NWKLE/CTRL/BV/PORT/TRANS,V5NWKLE/CTRL/BO/PORT/TRANSandV5NWKLE/CTRL/TI/PORT/TRANS.ContentsoftheLE_control_protocolvaluesarenotverified(e.g.thecontrolfunctionID).TheerrorhandlingproceduresareverifiedintestgroupsV5NWLKE/CTRL/BI/COM/TRANSandV5NWLKE/CTRL/BI/PORT/TRANS.LE_PSTN_user_port:theblocking,blockingrequestandco-ordinatedunblockingproceduresoftheLE_PSTN_user_port_FSMareverifiedinthetestgroupV5NWKLE/CTRL/BV/PORT/PSTN.TheinterworkingoftheLE_PSTN_user_port_FSMandtheLE_PSTNprotocolentityistestedviatheLE_system_management.LE_ISDN-BA_user_port:theblocking,blockingrequest,co-ordinatedunblockingandactivation/deactivationproceduresoftheLE_ISDN-BA_user_port_FSMareverifiedinthetestgroupsV5NWKLE/CTRL/BV/PORT/ISDNBAandV5NWKLE/CTRL/BO/PORT/ISDNBA.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)124.2.1.2PSTNprotocolAlltestsinthePSTNprotocol(V5NWKLE/PSTN)testgroupareintendedtoverifyasthoroughlyaspossiblethevariousproceduresoftheLE_PSTNprotocolentity.ThefollowingPSTNproceduresarecovered:-allpathrelatednormaloperationprocedures;-significantpathrelatedexceptionalprocedures;-thestatusenquiryprocedure;-thelayer3errordetectionprocedure;-theerrorhandlingprocedures;-theportblockingprocedure;-therestartprocedure.4.2.2Maintestgroups4.2.2.1BasicInterconnection(IT)testsTheITtestsubgroupcontainsabasicsetofTPswhichassuresthatthereisasufficientconformanceforinterconnectionandthatthechosenparametersarevalidfortheconfiguration.4.2.2.2Capability(CA)testsCapabilitytestingprovidesalimitedtestingtoascertainthecapabilitiesstatedinthePICScanbeobserved.4.2.2.3ValidBehaviour(BV)testsPredefinedstatetransitionsareconsideredasvalid.TheTPsintheBVtestsubgroupcoverasfarasreasonabletheverificationofthenormalandexceptionalproceduresofthevariousFiniteStateMachines(FSMs).Avalidtestisatestwherethemessagesequenceandthemessagecontentsareconsideredasvalid(noerrorindicationshallbeindicated).4.2.2.4InopportuneBehaviour(BO)testsThistestgroupisintendedtoverifythattheIUTisabletoreactproperlyinthecaseaninopportuneprotocoleventoccurring.Suchaneventissyntacticallycorrectbutoccurswhenitisnotexpectedandanerrorindicationiscaused.4.2.2.5InvalidBehaviour(BI)testsThistestsubgroupisintendedtoverifythattheIUTisabletoreactproperlyhavingreceivedaninvalidProtocolDataUnit(PDU).AninvalidPDUisdefinedasasyntacticallyincorrectmessageandthereforeanerrorindicationiscaused.4.2.2.6Timer(TI)expiryandcountermismatchtestsDifferenttimersandcountersaredefinedtosupervisethevariousstatetransitions.ThistestgroupisintendedtoverifythattheFSMisreactingproperlytoanexpiryofoneofthetimersorcountermismatch.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)134.2.2.6.1TimerexpiryandcountersoftheControlprotocolRefertoEN300324-1[1],table58.T01PORTCONTROLmessagesentT02COMMONCONTROLmessagesent4.2.2.6.2TimerexpiryandcountersofthePSTNprotocolRefertoEN300324-1[1],table28.T1ESTABLISHsentT3DISCONNECTsentT4STATUSENQUIRYsentTrSIGNALreceivedTtSIGNALorPROTOCOLPARAMETERsentRefertoEN300324-1[1],clause13.5.5.S(S)SequencenumberofthenextmessagetobesentS(A)SequencenumberofthelastacknowledgedmessageS(R)SequencenumberofthelastreceivedmessageM(S)SendsequencenumberinSIGNALorPROTOCOLPARAMETERmessagesM(R)ReceivesequencenumberinSIGNALACKmessages4.2.2.6.3TimerexpiryandcountersoftheLEsystemmanagementRefertoEN300324-1[1],annexC,tableC.1.TR1MDU-CTRL(restartrequest)toallPSTNprotocolFSMsTR2MDU-CTRL(restartrequest)toorfromCTRLprotocolTC1MDL-RELEASE-INDICATIONfromCONTROL-DLTC2ExpiryofTC1TC3MDL-RELEASE-INDICATIONfromPSTN-DLTC8ExpiryofTC2TC9ColdrestartofV5interfaceTV1MDU-CTRL(requestvariant&interfaceID)toCTRLprotocolSIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)144.3TeststepstructureGeneraldynamicbehavioursaredescribedinteststepswhichcanbecalledfromallATCswithintheATS:statetransitions(refertoclause4.3.1)preambles(refertoclause4.3.2)postambles(refertoclause4.3.3)statuschecks(refertoclause4.3.4)commonbehaviours(refertoclause4.3.5)4.3.1StatetransitionsThefollowingclausesidentifytheteststepsusedintheATS.Ingeneral,eachteststeprepresentsastatetransition.ForexampleinthePSTNprotocol,PSTN_LE1_2istheteststepwhichbringstheLEPSTNprotocolFSMfromPSTN_path_stateLE1toPSTN_path_stateLE2.Thestatetransitionsaredeclaredintheparenthesis(originatingstate-destinationstate)whichfollowstheteststepnames.Threegroupsofstatetransitionsaredefined:STARTUPstartuptheV5.1interfaceandputtheIUTintotheinitialstateasdefinedinclause5.1.5.CTRLstatetransitionsusedtopreambleandpostambletheControlprotocolbeforeaTPcanbeperformed.PSTNstatetransitionsusedtopreambleandpostamblethePSTNprotocolbeforeaTPcanbeperformed.TotesttheV5.1interfacecertainsequences(i.e.preamble)shallbeexecutedtoreachthestatewhichisthesubjectfortheTPs.4.3.1.1StartupofV5.1interfaceThestartupprocedureforaV5.1interfacedependsontheprovisioneddataconfiguration.Therefore,thetwoPICSitemsM1andM2(refertoclause6.5.1ofEN300324-2[2])areusedtodefinetheimplementedconfigurationoftheIUT.NOTE1:EN300324-2[2]requiresatleastoneofthetwoPICSitemstobesetto"Yes".PICSitemdescription:M1:ISDN-BAportssupported;M2:PSTNportssupported.NOTE2:OneportofeachsupportedtypeshallbeprovisionedinawaythattheIUTtriestoentertheoperationalstatefortheseportsaftersystemstartup(seeclause5.1.6).DependingonthesettingofthePICSitems,thestartupprocedureisdescribedinfigure3.ThisflowdiagramdescribestheteststepcalledSTARTUP_LE.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)15PICSM1=YESPICSM2=YESPICSM1=NOPICSM2=YESPICSM1=YESPICSM2=NOLELT1WaitforTC9WaitforTC9WaitforTC9Variant&InterfaceIDreqvarandinterfIDvarandinterfIDreqvarandinterfIDvarandinterfIDreqvarandinterfIDvarandinterfID(note1)PSTNportFSMunblockreqblockcmdunblockreqblockcmdnote(2)ISDNportFSMunblockreqblockcmdunblockreqblockcmdnote(3)NOTE1:AtestoftheIUT'scapabilityofreceivingarequestforthevariantandinterfaceIDiscoveredinclause5.2.3.1.1.NOTE2:ToreachtheinitialstateoftheIUTPSTNuserportFSMasdefinedinclause5.1.5,theIUT'sunblockingrequestisrejectedbyLT1.Beforerejectingtheunblockrequest,itshallbeverifiedthattheIUTPSTNprotocolhasenteredthePSTN_path_stateLE6(Portblocked).NOTE3:ToreachtheinitialstateoftheIUTISDN-BAuserportFSMasdefinedinclause5.1.5,theIUT'sunblockingrequestisrejectedbyLT1.Figure3:STARTUP_LEflowdiagram4.3.1.2CommoncontrolProtocol(systemmanagement)RefertoEN300324-1[1],table62andannexC.CTRL_COM_LE0_1OnLEsystemstartup(resetorinitialization)theLE_CONTROL_DLshallbeestablishedbetweenLEandLT1andthecommonandportcontrolprotocolshallentertheInServicestateLE1.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)164.3.1.3Controlprotocol(PSTNportFSM)RefertoEN300324-1[1],table41.CTRL_PSTN_LE20_10OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE204(block_cmd)theIUTPSTNuserportFSMshallenterstateLE1.0.NOTE1:ThisresultsinastatetransitionofthePSTNprotocolaswell.ThePSTNprotocoloftheaffectedportisforcedtoenterthePSTN_path_stateLE6.CTRL_PSTN_LE10_20OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE202(unblock_req)theIUTshallrespondwiththePORTCONTROLmessagecontainingthecontrol_function_elementIEFE201(unblock_ack)andthenenterstateLE2.0.NOTE2:ThisresultsinastatetransitionofthePSTNprotocolaswell.ThePSTNprotocoloftheaffectedportisforcedtoenterthePSTN_path_stateLE1.4.3.1.4Controlprotocol(ISDN-BAportFSM)RefertoEN300324-1[1],table36.CTRL_ISDNBA_LE20_10OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE204(block_cmd)theIUTISDN-BAuserportFSMshallenterstateLE1.0.CTRL_ISDNBA_LE10_20OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE202(unblock_req)theIUTshallrespondwiththePORTCONTROLmessagecontainingthecontrol_function_elementIEFE201(unblock_ack)andtheIUTISDN-BAuserportFSMshallthenenterstateLE2.0.CTRL_ISDNBA_LE20_22OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE104(access_activated)theIUTISDN-BAuserportFSMshallenterstateLE2.2.4.3.1.5PSTNprotocolRefertoEN300324-1[1],table30.AllmessagessentwithintheteststepsshallbevalidPSTNmessages.PSTN_LEx_6≡CTRL_PSTN_LE20_10(refertoclause4.3.1.3)OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE204(block_cmd)theIUTPSTNprotocolshallenterPSTN_path_stateLE6.PSTN_LE6_1≡CTRL_PSTN_LE10_20(refertoclause4.3.1.3)OnreceiptofaPORTCONTROLmessagecontainingthecontrol_function_elementIEFE202(unblock_req)theIUTPSTNprotocolshallenterPSTN_path_stateLE1.PSTN_LE1_0OnreceiptofaCOMMONCONTROLmessagecontainingthecontrol_function_ID"restartreq"theIUTPSTNprotocolshallenterPSTN_path_stateLE0.PSTN_LE0_1OnreceiptofaCOMMONCONTROLmessagecontainingthecontrol_function_ID"restartcomplete"theIUTPSTNprotocolshallenterPSTN_path_stateLE1.PSTN_LE1_2Onreceiptofaterminatingcallrequest(FE-establish_request)theIUTPSTNprotocolshallsendanESTABLISHmessageandenterPSTN_path_stateLE2.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)17PSTN_LE4_5OnreceiptofaSIGNALmessagecontainingafaultysequencenumbertheIUTPSTNprotocolshallsendaDISCONNECTmessageandenterPSTN_path_stateLE5.4.3.2PreamblesThepreambleteststepgroupcontainsteststepsneededforinitializationoftheIUTbeforetestingtheparticularTP.Allcombinationsoftheteststepsdefinedinclauses4.3.1.2to4.3.1.5canbeusedtocreatepreambles.EachpreambleshallstartfromtheIUTinitialstateasdefinedinclause5.1.5.4.3.3PostamblesAftereachATCtheIUTshallbebroughtbacktotheinitialstateasdefinedinclause5.1.5.Allcombinationsoftheteststepsdefinedinclauses4.3.1.2to4.3.1.5canbeusedtocreatepostambles.4.3.4Statusverification4.3.4.1PSTNprotocolBasedonEN300324-1[1],table30,itispossibletoidentifythestateoftheIUTPSTNprotocolFSM.AllmessagessentwithintheteststepsshallbevalidPSTNmessages.PSTN_CHECK_STATE_0(OutofService)RunteststepCTRL_PSTN_LE10_20.OnreceiptofaDISCONNECTmessagetheIUTPSTNprotocolshallsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE1uptoLE6.CompletethisteststepbysendingaSTATUSmessagecontainingthestateIEAN0.PSTN_CHECK_STATE_1(Null)OnreceiptofanESTABLISHACKmessagetheIUTPSTNprotocolshallsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE2andLE5.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN1"theIUTPSTNprotocolshallnotsendaDISCONNECTmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE3andLE4.OnreceiptofanESTABLISHACKmessagetheIUTPSTNprotocolshallsendagainaSTATUSENQUIRYmessage.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN5"theIUTPSTNprotocolshallsendaDISCONNECTmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE0andLE6.CompletethisteststepbysendingaDISCONNECTCOMPLETEmessage(IUTPSTNprotocolentersthePSTN_path_stateLE1).PSTN_CHECK_STATE_2(PathinitiatedbyLE)OnreceiptofaSIGNALmessagetheIUTPSTNprotocolshallsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE4andLE5.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN1"theIUTPSTNprotocolshallnotsendaDISCONNECTmessagetheIUTPSTNprotocolisnotinthePSTN_path_stateLE3.OnreceiptofaSIGNALmessagetheIUTPSTNprotocolshallsendagainaSTATUSENQUIRYmessage.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN3"theIUTPSTNprotocolshallsendaDISCONNECTmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE0,LE1andLE6.CompletethisteststepbysendingaDISCONNECTCOMPLETEmessage(IUTPSTNprotocolentersthePSTN_path_stateLE1).SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)18PSTN_CHECK_STATE_4(Pathactive)OnreceiptofanESTABLISHmessagetheIUTPSTNprotocolshallsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE1,LE2,LE3andLE5.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN2"theIUTPSTNprotocolshallsendaDISCONNECTmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE0andLE6.CompletethisteststepbysendingaDISCONNECTCOMPLETEmessage(IUTPSTNprotocolentersthePSTN_path_stateLE1).PSTN_CHECK_STATE_5(Pathdisconnectrequest)OnreceiptofaDISCONNECTmessagetheIUTPSTNprotocolshallsendnoDISCONNECTCOMPLETEandnoSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE0,LE1,LE2,LE3,LE4andLE6.PSTN_CHECK_STATE_6(Portblocked)OnreceiptofaDISCONNECTmessagetheIUTPSTNprotocolshallsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinoneofthePSTN_path_statesLE1uptoLE5.OnreceiptofaSTATUSmessagecontainingthecause_type"responsetostatusenquiry"andthestateIE"AN6"theIUTPSTNprotocolshallnotsendaDISCONNECTmessage.RunteststepCTRL_PSTN_LE10_11_20.OnreceiptofaDISCONNECTCOMPLETEmessagetheIUTPSTNprotocolshallnotsendaSTATUSENQUIRYmessagetheIUTPSTNprotocolisnotinthePSTN_path_stateLE0.4.3.4.2PortcontrolprotocolCHECK_PC_DISCARDUntiltime-outoftimerT_NOACnomessageshallappearontheV5interface.AfterwardsteststepCTRL_PSTN_LE10_20(refertoclause4.3.1.3)orCTRL_ISDNBA_LE10_20(refertoclause4.3.1.4),dependingontheaffectedporttypeisapplied.4.3.4.3CommoncontrolprotocolCHECK_CC_DISCARDUntiltime-outoftimerT_NOACnomessageshallappearontheV5interface.OnreceiptofaCOMMONCONTROLmessagecontainingthecontrol_function_idIE"requestvariant&interfaceID"theIUTshallsendaCOMMONCONTROLACKmessageandaCOMMONCONTROLmessagecontainingthecontrol_function_idIE"variant&interfaceID".CompletethisteststepbysendingaCOMMONCONTROLACKmessage.4.3.5CommonteststepsThisteststepgroupcontainsprocedureswhichareusedinmorethanoneATC.4.4DefaultsThedefaultsectiondescribesthebehaviourincaseofanunexpectedtestevent.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)194.5AbstractServicePrimitives(ASPs)andProtocolDataUnits(PDUs)4.5.1ASPsTheformatofthetwousedASPsisdefinedasdescribedinEN300324-1[1],clause13.4.dl_data_reqdl_data_ind4.5.2PDUs4.5.2.1Commoncontrolprotocolctrl_common_controlctrl_common_control_ack4.5.2.2Portcontrolprotocolctrl_port_controlctrl_port_control_ack4.5.2.3PSTNprotocolpstn_establishpstn_establish_ackpstn_signalpstn_signal_ackpstn_disconnectpstn_disconnect_completepstn_status_enquirypstn_statuspstn_protocol_parameter4.5.3Informationelements4.5.3.1Variablelengthinformationelements4.5.3.1.1Controlprotocolctrl_control_function_elementctrl_control_function_idctrl_variantctrl_interface_idSIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)204.5.3.1.2PSTNprotocolpstn_sequence_numberpstn_cadenced_ringingpstn_pulsed_signalpstn_steady_signalpstn_digit_signalpstn_recognition_timepstn_enable_autonomous_ackpstn_disable_autonomous_ackpstn_causepstn_resource_unavailablepstn_enable_meteringpstn_metering_reportpstn_attenuation4.5.3.2Singleoctetinformationelements4.5.3.2.1Controlprotocolctrl_performance_gradingctrl_rejection_cause4.5.3.2.2PSTNprotocolpstn_line_infomationpstn_statepstn_autonomous_signalling_sequencepstn_sequence_responsepstn_pulse_notification4.6TimersandcountersoftheAbstractTestSuite(ATS)ThisclausedescribesthetimersandcountersusedintheATS.Theminandmaxindicationsdefineifthetimervaluerepresentstheminimumormaximumlimitofatimer.Thetimervaluescontainsomeadditionaltolerancesfordelayscausedbytestsimulators.Therefore,abiggertimertoleranceisgiventhandefinedinEN300324-1[1]:MinimumvalueofATStimer=ENtimer-ENtolerance;MaximumvalueofATStimer=ENtimer+2xENtolerance.TherepetitionofmessagesbytheIUTshallbetestedinthefollowingway:themessagehastoberepeatedwithinthetimeperiodT_min
ETSIETSIEN300324-5V3.1.1(2001-03)21Table2givestheidentifiedprotocolcountersusedintheATSandthereferencestoEN300324-1[1].Table2:ProtocolcountervaluesandreferencestoEN300324-1ATScounternameATScountervalueExplanationReferencetoEN300324-1[1]N011AllowednumberofrepetitionsofthePORTCONTROLmessageclause14,table61N021AllowednumberofrepetitionsoftheCOMMONCONTROLmessageclause14,table62N11AllowednumberofrepetitionsoftheESTABLISHmessageclause13,table28N32AllowednumberofrepetitionsoftheDISCONNECTmessageclause13,table28N42AllowednumberofrepetitionsoftheSTATUSENQUIRYmessageclause13,table285TestPurposes(TPs)5.1IntroductionForeachtestrequirement,aTPisdefined.ThisclausedetailstheTPsfortheLEsideofNWKoftheV5.1interfaceforeachtestgroupandreferencestothecorrespondingATC.Atthebeginningofeachtestsubgrouptheinitialstate(refertoclause5.1.5),thepreambles(refertoclause4.3.2)andthepostambles(refertoclause4.3.3)arelisted.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-5V3.1.1(2001-03)225.1.1TPnamingconventionTheidentifieroftheTPisconstructedaccordingtotheschemeintable3.Table3:TPidentifiernamingconventionschemeIdentifier:TP=typeofprotocol:1Controlprotocol(testgroup)2PSTNprotocol=category:1IT,BasicInterconnectionTests(testsubgroup)2CA,CapabilityTests3BV,ValidBehaviourTests4BO,InopportuneBehaviourTests5BI,InvalidBehaviourTests6TI,TimerExpiryandCounterMismatch=grouplevel1:1Commoncontrol2Portcontrol_(underscore)notrelevant=grouplevel2:1Transport2SystemmanagementprocedureRestart3SystemmanagementprocedureRe-provisioning&Verification4PSTN5ISDNBA_(underscore)notrelevant=testpurposetype:SSingle_(underscore)notrelevant=state:(0-9)MMultiplestatetransition_(underscore)notrelevant=substate:(0-9)_(underscore)notrelevant=sequentialnumber:(01-99)5.1.2SourceofTPdefinitionTheTPsweredevelopedbasedonEN300324-1[1],clauses13and14,andannexC.SIST EN 300 324-5 V3.1.1:2005

ETSIETSIEN300324-
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