SIST EN 300 379-1 V1.2.1:2003

• Abstract:

  To align the published I-ETS with the corresponding ITU-T Recommendation.

• Status: Published
• Publication Date: 31-Oct-2003
• ICS: 33.040.35 - Telephone networks
• Technical Committee: SPN - Services and Protocols for Networks
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Nov-2003
• Due Date: 01-Nov-2003
• Completion Date: 01-Nov-2003
• Ref Project: ETSI EN 300 379-1 V1.2.1 (1999-10) - Telecommunications Management Network (TMN); Q3 interface at the Local Exchange (LE) for fault and performance management of V5 interfaces and associated customer profiles; Part 1: Q3 interface specification

Overview

SIST EN 300 379-1 V1.2.1:2003 defines the Q3 interface specification for the Telecommunications Management Network (TMN) at the Local Exchange (LE), concentrating on fault and performance management of V5 interfaces and associated customer profiles. This European standard aligns with the relevant ITU-T Recommendations to ensure harmonized telecommunications management across networks employing V5 interfaces. V5 interfaces are key to connecting Access Networks (AN) to the Local Exchange, supporting both ISDN and PSTN services. Effective management of these interfaces optimizes network reliability, service quality, and rapid restoration in case of faults.

Key Topics

• Q3 Interface Specification: The standard defines the structure and functions of the Q3 interface at the LE, detailing how Operations Systems (OS) interact with the network elements for fault and performance monitoring.
• Fault Management: Procedures and object models for automatic detection, reporting, diagnosis, and correction of faults affecting V5 interfaces and user access ports.
• Performance Management: Mechanisms for monitoring, analyzing, and reporting performance metrics for V5 interfaces, supporting agreed quality of service (QoS) levels.
• Information Modeling: Introduction of specific managed object classes, attributes, notifications, and actions for managing V5 interfaces, including their hierarchical and containment relationships.
• Alignment with ITU-T Recommendations: The specification ensures compatibility with globally recognized protocols and information structures, fostering interoperability between network management systems.

Applications

The standard is primarily applied in digital telephone networks utilizing V5.1 and V5.2 interfaces:

• Telecommunications Operators: Enables centralized and streamlined management of subscriber access networks, with real-time fault detection and swift resolution strategies.
• Network Performance Optimization: Routine performance data collection and analysis allow proactive maintenance, minimizing downtime and improving service continuity.
• Customer Profile Management: Supports the management of diverse access types and customer profiles, ensuring that both ISDN and analogue users experience consistent quality.
• Alarm Monitoring and Logging: Facilitates comprehensive alarm surveillance, event reporting, and system logging to comply with regulatory and operational requirements for robust network operation.
• Integration with Legacy and Modern Systems: Designed to work in conjunction with other telecommunications management standards, assisting in migratory scenarios from legacy systems to next-generation networks.

Related Standards

Implementation and understanding of SIST EN 300 379-1 V1.2.1:2003 are enhanced by familiarity with related standards:

• EN 300 324-1: V interfaces at the digital Local Exchange (LE); V5.1 interface specification
• EN 300 347-1: V5.2 interface for Access Network support
• EN 300 377-1: Q3 interface for configuration management at the LE
• EN 300 378-1: Fault and performance management at the Access Network (AN)
• ITU-T M.3010: Principles for a Telecommunications Management Network
• ITU-T Q.821–Q.822: Q3 interface standards for alarm surveillance and performance management
• ISDN and PSTN Management Protocols: For broader context in subscriber access and maintenance

Practical Value

By providing a robust, standardized Q3 interface for the management of V5 interfaces, this standard empowers network operators to:

• Rapidly localize and rectify service-affecting faults
• Track and maintain performance against SLAs
• Ensure regulatory compliance with accurate alarm reporting
• Achieve interoperability in multi-vendor and evolving network environments
• Optimize operational efficiency and service quality across telecommunications infrastructure

SIST EN 300 379-1 V1.2.1:2003 is essential for professionals developing, deploying, or maintaining network management systems in digital telecommunications environments reliant on V5 interfaces. Its adoption ensures consistent, high-quality network operations and reliable service for end users.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Telekomunikacijsko upravljavno omrežje (TMN) ) - Vmesnik Q3 krajevne centrale (LE) za upravljanje okvar in delovanja vmesnikov V5 in pridruženih profilov stranke - 1. del: Specifikacija vmesnika Q3Telecommunications Management Network (TMN); Q3 interface at the Local Exchange (LE) for fault and performance management of V5 interfaces and associated customer profiles; Part 1: Q3 interface specification33.040.35Telefonska omrežjaTelephone networksICS:Ta slovenski standard je istoveten z:EN 300 379-1 Version 1.2.1SIST EN 300 379-1 V1.2.1:2003en01-november-2003SIST EN 300 379-1 V1.2.1:2003SLOVENSKI
STANDARD
ETSIEN300379-1V1.2.1(1999-10)EuropeanStandard(Telecommunicationsseries)TelecommunicationsManagementNetwork(TMN);Q3interfaceattheLocalExchange(LE)forfaultandperformancemanagementofV5interfacesandassociatedcustomerprofiles;Part1:Q3interfacespecificationSIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)2ReferenceREN/TMN-02004-1(3ic90ioo.PDF)Keywordsinformationmodel,LE,management,performance,Q3interface,TMN,V5interfaceETSIPostaladdressF-06921SophiaAntipolisCedex-FRANCEOfficeaddress650RoutedesLucioles-SophiaAntipolisValbonne-FRANCETel.:[phone]Fax:[phone]SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/[e-mail]ETSIdeliverablecanbedownloadedfromhttp://www.etsi.orgIfyoufinderrorsinthepresentdocument,sendyourcommentto:[e-mail]Ideliverablemaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshouldbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.CopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute1999.Allrightsreserved.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.61Scope.82References.83Definitionsandabbreviations.93.1Definitions.93.2Abbreviations.104Informationmodeldiagrams.114.1Entityrelationshipdiagram.114.2Inheritancehierarchy.124.3Naminghierarchy.135Informationmodeldescription.135.1Managedobjectclassesdescription.145.1.1V5interfacefragment.145.1.1.1V5interface(v5Interface).145.1.1.2V5trailterminationpoint(v5Ttp).155.1.1.3V5timeslot(v5TimeSlot).155.1.2Accessportfragment.165.1.2.1Virtualanalogueaccess(virtualAnalogueAccessR1).165.1.2.2Virtualbasicrateaccess(virtualBasicRateAccessR1).165.1.2.3Virtualprimaryrateaccess(virtualPrimaryRateAccessR1).175.1.2.4Virtualleasedaccess(virtualLeasedAccessR1).185.1.3Communicationpathfragment.185.1.4Protectionfragment.185.1.5Performancefragment.185.1.5.1Bearerchannelcurrentdata.195.1.5.2Bearerchannelhistorydata.205.1.5.3Communicationchannelcurrentdata.205.1.5.4Communicationchannelhistorydata.215.1.6Alarmsurveillancefragment.215.1.7Supportfragment.215.1.7.1Eventreportmanagement.215.1.7.2Logcontrolfunction.215.1.8Testfragment.215.1.8.1Accessnetworkringbackservicetreatment(anRbsTreatment).215.2Attributesdescription.225.3Actionsdescription.225.4Notificationsdescription.226Formalobjectclassdefinitions.226.1V5interfacefragment.226.2Accessportfragment.226.3Communicationpathfragment.236.4Protectionfragment.236.5Performancefragment.236.6Alarmsurveillancefragment.236.7Supportfragment.246.8Testfragment.24SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)47Protocolrequirements.24AnnexA(normative):SpecificationofparametersforV5specificalarmreports.25A.1AlarmreportsrelatedtotheV5interfaceobjectclass.25A.2AlarmreportsrelatedtotheV5trailterminationpointobjectclass.25A.3AlarmreportsrelatedtotheV5timeslotobjectclass.25A.4Alarmreportsrelatedtothevirtualaccessportobjectclassandsubclasses.25A.4.1Controlprotocolerrors.25A.4.2PSTNprotocolerrors.26A.4.3ISDNlayerfaults.26AnnexB(normative):V5specifictrafficmeasurement.28B.1BearerchannelorientedmeasurementsattheV5interface.28B.1.1Totalnumberofbearerchannelallocationsbothway.28B.1.2Measurementofthetotalnumberofbearerchannelallocationsforterminatingtraffic.28B.1.3Totalnumberofbearerchannelallocationsfororiginatingtraffic.28B.1.4Totalsumofbearerchannelholdingtimesbothway.29B.1.5Totalsumofbearerchannelholdingtimesforterminatingtraffic.29B.1.6Totalsumofbearerchannelholdingtimesfororiginatingtraffic.29B.1.7Numberofunsuccessfulbearerchannelallocationattemptsforincomingtraffic.29B.1.8NumberofunsuccessfulbearerchannelallocationattemptsforLEinternaltraffic.30B.1.9Totalsumofbearerchannelin-servicetimes.30B.2CommunicationchannelorientedmeasurementsattheV5interface.30B.2.1DurationofC-channelout-of-serviceduetoanyreason.30B.2.2DurationofC-channelout-of-serviceduetonearendblocking.30B.2.3DurationofC-channeloutofservicebyfarendblocking.30B.2.4NumberofC-channeloutages.30B.2.5NumberofLAPV5-EFframeoctetsonaC-channel.31AnnexC(informative):TaskInformationBase(TIB).32C.1TMNmanagementservice"FaultmanagementofV5interfacesandassociateduserports".32C.1.1Description.32C.1.2Componentsofservice(TIBA).32C.1.2.1Failuredetection.32C.1.2.2Systemprotection.32C.1.2.3Failureinformation.32C.1.2.4Failurelocalisation.32C.1.2.5Faultcorrection.32C.1.2.6Verification.32C.1.2.7Restoration.32C.1.3Managementfunctionlist(TIBB).33C.1.3.1Requeststatus.33C.1.3.2Initiateswitch-over.33C.1.3.3Reportautomaticswitch-over.33C.1.3.4Setservicestate.33C.1.3.5Alarmreport.33C.1.3.6Setalarmconditions.33C.1.3.7Applytestsignals.33C.1.3.8Removetestsignals.33C.1.3.9Requesttestresults.33C.1.3.10Testresultreport.33C.2TMNmanagementservice"PerformancemanagementofV5interfacesandassociateduserports".34C.2.1Description.34C.2.2Componentsofservice(TIBA).34C.2.2.1Performancemonitoring.34C.2.2.2Performanceinformation.34SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)5C.2.3Managementfunctionlist(TIBB).34C.2.3.1Start/stopPMdata.34C.2.3.2PMdatareport.34AnnexD(informative):Descriptionofmanagementfunctions.35D.1Alarmsurveillance.35D.1.1Alarmsurveillancefunctions.35D.1.1.1Alarmreportingfunctions.35D.1.1.2Alarmsummaryfunctions.35D.1.1.3Alarmeventcriteriafunctions.36D.1.1.4Alarmindicationmanagementfunctions.36D.1.1.5Logcontrolfunctions.36D.1.2Alarmreportingfunction.36D.1.2.1Eventtype.36D.1.2.2Probablecause.36D.1.2.3Specificproblems.36D.1.2.4Perceivedseverity.37D.1.2.5Monitoredattributes.37D.1.2.6Additionalinformation.37D.2Performancemanagement.37D.2.1Performancemanagementfunctions.37D.2.1.1Performancemanagementdatacollectionfunctions.37D.2.1.2Performancemanagementdatastoragefunctions.38D.2.1.3Performancemanagementthresholdingfunctions.38D.2.1.4Performancemanagementdatareportingfunctions.38D.2.2Performancemanagementmodel.38D.2.2.0Monitoredobject.39D.2.2.1CurrentDataobject.39D.2.2.2HistoryDataobject.39D.2.2.3ThresholdDataobject.39D.2.2.4Scanners.40Bibliography.41History.42SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)6IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinSR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinSR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeTelecommunicationsManagementNetwork(TMN).Thepresentdocumentispart1ofamulti-partENcoveringtheQ3interfaceattheLocalExchange(LE)forfaultandperformancemanagementofV5interfacesandassociatedcustomerprofiles,asidentifiedbelow:Part1:"Q3interfacespecification";Part2:"ManagedObjectsConformanceStatement(MOCS)proforma"(forfurtherstudy).NationaltranspositiondatesDateofadoptionofthisEN:15October1999DateoflatestannouncementofthisEN(doa):31January2000DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31July2000DateofwithdrawalofanyconflictingNationalStandard(dow):31July2000IntroductionV5interfaces,asdescribedinEN300324-1[2]andEN300347-1[3],operatebetweenaLocalExchange(LE)andanAccessNetwork(AN)tosupportvariousnarrowbandIntegratedServicesDigitalNetwork(ISDN)andPublicSwitchedTelephoneNetwork(PSTN)services.TheseinterfacesandtheirassociateduserportsneedtobemanagedbytheOperationsSystems(OSs)withintheTelecommunicationsManagementNetwork(TMN).ThismanagementisperformedbymeansofQ3interfaces.ThecompanionstandardonconfigurationmanagementEN300377-1[4]defineshowtheQ3interfaceofaLEhandlestheconfigurationinformationforV5interfacesandtheirassociatedcustomerprofiles.Thepresentdocumentdescribestheextensiontoincludefaultandperformancemanagement.FaultmanagementofV5interfacesandassociateduserportsispartofamanagementactivitywhichisperformedbytheoperatorinordertodetectfailureconditionsandtobringthecustomeraccessbacktoitsnormalstateofoperationwheneveradeviationoccurs.PerformancemanagementofV5interfacesandassociateduserportsispartofamanagementactivitywhichisemployedinordertomaintainthequalityofservicelevelsagreedwiththecustomers.Theactivitiesundertakeninperformancemanagementaremonitoring,analysisandproblemalerting,diagnosis,optimizationandcontrol.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)7Acustomeraccessisconsideredasbeingthatpartofthelocalnetworkwhichextendsfromthenetworkterminationequipmentuptoandincludingtheexchangetermination.Here,onlythesepartsoftheactivitiesarecoveredwhicharerelateddirectlytoaV5interfacebetweenaLEandanANortothatpartofthecustomeraccesswhichextendsfromtheANtothenetworkterminationequipment.AnISDNaccessextendstobutdoesnotincludetheTreferencepoint.AnanalogueaccessextendstoandmayincludetheCustomerPremiseEquipment(CPE)(seefigure1).V5Q(LE)Q(AN)ANZTPSTNTETLEV5TPV5TPNT1ISDNTEISDNTETEPSTNUPISDNUPISDNUPLLUPNOTE:ShadedareasaresubjecttoV5faultandperformancemanagement.UserportsrepresentthedifferentconfigurationsforLineCircuit(LC),LineTermination(LT),ExchangeTermination(ET)andNetworkTermination(NT)asindicatedinEN300324-1[2]andEN300347-1[3].Figure1:ScopeofV5faultandperformancemanagementThepresentdocumentdetailsonlythosefunctionsandmanagementinformationmodelcomponentsforwhichV5specificdescriptionsarerequired.However,theuseofothercomponentswhichmaybeapplicablefromotherspecificationsisnotprecluded.Inthiscase,combinedapplicationincorporatingbothV5-specificandmoregenericaspectswouldresult.Forexample,iflogcontrolistobeprovidedinconjunctionwiththeV5specificalarmreportingfunction(seeannexA)thenotherspecifications(e.g.ITU-TRecommendationX.735[17])areavailabletodefinethis.Themanagementinformationmodeldescribedinthepresentdocumentcomplementsthatforconfiguration;bothinformationmodelswillnormallysharethesamephysicalinterface.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)81ScopeThepresentdocumentspecifiestheQ3interfacebetweenaLocalExchange(LE)andtheTelecommunicationsManagementNetwork(TMN)forthesupportofFaultandPerformanceManagementfunctionsforV5interfaces,asdescribedinEN300324-1[2]andEN300347-1[3],andtheirassociatedcustomerprofiles.Themanagementoftransmission,mediaandserviceswhicharenotrelatedtoV5interfacesisoutsidethescopeofthepresentdocument,asisthemanagementofequipment.Thepresentdocumentincludestheloggingoffaultsandrelatedfunctions.Forcertainimplementations,sometestrelatedfunctionslikelinemonitoring,patterninjectionforloopbacktestsandDualToneMulti-Frequency(DTMF)measurementsmayalsobeperformedintheLE,e.g.duetoeconomicalreasons.AQinterfaceforthesefunctionsisrequiredattheLE.AstheyarenotV5specific,thishastobehandledwithinanoverallLEtestmodelwhichisoutsidethescopeofthepresentdocument.ThelocationoftheQ3interfacetowhichthepresentdocumentrefersisspecifiedinEN300377-1[4].Existingprotocolsareusedwherepossible,andthefocusoftheworkisondefiningtheobjectmodels.ThedefinitionofOperationsSystem(OS)functionalityisoutsidethescopeofthepresentdocument.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.· Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.· Foraspecificreference,subsequentrevisionsdonotapply.· Foranon-specificreference,thelatestversionapplies.· Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]Void.[2]EN300324-1:"VinterfacesatthedigitalLocalExchange(LE);V5.1interfaceforthesupportofAccessNetwork(AN);Part1:V5.1interfacespecification".[3]EN300347-1:"VinterfacesatthedigitalLocalExchange(LE);V5.2interfaceforthesupportofAccessNetwork(AN);Part1:V5.2interfacespecification".[4]EN300377-1:"Q3interfaceattheLocalExchange(LE)forconfigurationmanagementofV5interfacesandassociatedcustomerprofiles;Part1:Q3interfacespecification".[5]CEPTRecommendationT/S54-08E(1987):"ISDNsubscriberaccessandinstallationmaintenance".[6]ITU-TRecommendationM.3010(1996):"Principlesforatelecommunicationsmanagementnetwork".[7]ITU-TRecommendationM.3100(1995):"Genericnetworkinformationmodel".[8]ITU-TRecommendationQ.821(1993):"Stage2andstage3descriptionfortheQ3interface;Alarmsurveillance".[9]ITU-TRecommendationQ.822(1994):"Stage1,stage2andstage3descriptionfortheQ3interface;Performancemanagement".[10]CCITTRecommendationX.208(1988):"SpecificationofAbstractSyntaxNotificationOne(ASN.1)".SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)9[11]ITU-TRecommendationX.721|ISO/IEC10165-2(1992):"Informationtechnology;Opensystemsinterconnection;Structureofmanagementinformation:Definitionofmanagementinformation".[12]Void.[13]Void.[14]Void.[15]ITU-TRecommendationX.733|ISO/IEC10164-4(1992):"Informationtechnology;Opensystemsinterconnection;Systemsmanagement:Alarmreportingfunction".[16]ITU-TRecommendationX.734|ISO/IEC10164-5(1992):"Informationtechnology;Opensystemsinterconnection;Systemsmanagement:Eventreportmanagementfunction".[17]ITU-TRecommendationX.735|ISO/IEC10164-6(1992):"Informationtechnology;Opensystemsinterconnection;Systemsmanagement:Logcontrolfunctions".[18]ITU-TRecommendationX.738|ISO/IEC10164-13(1993):"Informationtechnology;Opensystemsinterconnection;Systemsmanagement:Summarizationfunction".[19]ITU-TRecommendationX.739|ISO/IEC10164-11(1993):"Informationtechnology;Opensystemsinterconnection;Systemsmanagement:Metricobjectsandattributes".[20]Void.[21]ITU-TRecommendationQ.831(1997):"FaultandperformancemanagementofV5interfaceenvironmentsandassociatedcustomerprofiles".[22]ITU-TRecommendationQ.835(1999):"LineandlinecircuittestmanagementofISDNandanaloguecustomeraccesses".[23]EN300378-1:"TelecommunicationManagementNetwork(TMN);Q3interfaceattheAccessNetwork(AN)forfaultandperformancemanagementofV5interfacesandassociateduserports;Part1:Q3interfacespecification".[24]ITU-TRecommendationQ.824.5(1997):"Stage2andstage3descriptionfortheQ3interface;Customeradministration:ConfigurationmanagementofV5interfaceenvironmentsandassociatedcustomerprofiles".[25]EN300291-1:"TelecommunicationsManagementNetwork(TMN);FunctionalspecificationofCustomerAdministration(CA)ontheOperationsSystem/NetworkElement(OS/NE)interface;Part1:Singlelineconfigurations".3Definitionsandabbreviations3.1DefinitionsForthepurposesofthepresentdocument,thefollowingtermsanddefinitionsapply:AccessNetwork(AN):seeEN300324-1[2]bearerchannel:seeEN300324-1[2]BearerChannelConnection(BCC):seeEN300347-1[3]Communicationchannel(C-channel):seeEN300324-1[2]Communicationpath(C-path):seeEN300324-1[2]controlprotocol:seeEN300324-1[2]SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)10envelopefunctionaddress:seeEN300324-1[2]layer3address:seeEN300324-1[2]leasedlines:seeEN300324-1[2]LocalExchange(LE):SeeEN300324-1[2]OperationsSystem(OS):seeITU-TRecommendationM.3010[6]protectionprotocol:seeEN300347-1[3]V5interface:seeEN300324-1[2]V5interfacemessages:thistermreferstoallFunctionElements(FEs)andotherV5protocolmessagesasdefinedinEN300324-1[2]andEN300347-1[3]whicharecommunicatedviatheV5interfaceV5timeslot:seeEN300324-1[2]3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:AISAlarmIndicationSignalANAccessNetworkASN.1AbstractSyntaxNotationOne(seeCCITTRecommendationX.208[10])BCCBearerChannelConnectionC-channelCommunicationchannelC-pathCommunicationpathCPECustomerPremiseEquipmentCRCCyclicRedundancyCheckDTMFDualToneMulti-FrequencyETExchangeTerminationIDIdentity,identifierISDNIntegratedServicesDigitalNetworkLAPV5LinkAccessProtocolforV5interfaceLCLineCircuitLELocalExchangeLFALossofFrameAlignmentLTLineTerminationM/C/OMandatory/Conditional/OptionalNENetworkElementNTNetworkTerminationOSOperationsSystemPMPerformanceManagementPSTNPublicSwitchedTelephoneNetworkRAIRemoteAlarmIndicationRDNRelativeDistinguishedNameTIBTaskInformationBaseTMNTelecommunicationsManagementNetworkTTPTrailTerminationPointSIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)114InformationmodeldiagramsTheentityrelationshipdiagramisgiveninsubclause4.1andtheinheritancehierarchy(is-arelationships)andnaminghierarchy(containmentrelationships)aregiveninsubclauses4.2and4.3,respectively.4.1EntityrelationshipdiagramTrafficmeasurementsintheLEareconcernedwithbearerchannelallocationandcommunicationchanneltrafficcharacteristics.SubclassesofITU-TRecommendationQ.822[9]currentDataobjectclassareusedtostoretrafficmeasurementdataobtainedfromtheobjectinstancetheyarecontainedin.Thecurrentdataisupdatedevery15minutes.TheobjectclassbearerchannelcurrentdatahasattributesforbearerchannelorientedperformancemeasurementsofaV5.2interface.ThemeasurementresultsareobtainedfromtheV5InterfaceobjectinstancerepresentingtheV5.2interface.Theobjectclasscommchannelcurrentdataiscontainedinaninstanceofcommchannel.IthasattributesforcommunicationchannelorientedmeasurementsrelatedtoaV5communicationchannel.AninstanceofITU-TRecommendationX.738[18]simplescannerobjectclassmaybeusedtocollectthetrafficmeasurementresultsstoredincommchannelcurrentdataandbearerchannelcurrentdataobjectinstancesinacertaintimeinterval.Itgeneratesascanreportnotificationbeingsenttothemanagingsystem.Inaddition,resultsmaybeloggedinascanreportrecordobjectinstancewhichiscontainedinalogobject.v5InterfacesimpleScannerscanReportRecordscanreportlogc1nc1nc1nc1nc1n1Element"M.3100":managed"X.721":"Q.824.5":"Q.824.5":commChannelcommChannelCurrentDatabearerChannelCurrentData"Q.831":bearerChannelHistoryDatacommChannelHistoryDataseenoteseenotec1nc11c1nc1nc11an1an1"Q.831":"Q.831":"Q.831":"X.738":"X.738":n"Q.835":anRbsTreatmentNOTE:Historydataobjectsmayalsobecontainedintherelatedcurrentdataobjects.Figure2:Entityrelationshipdiagram-V5trafficmeasurementInsteadofgeneratingscanreports,instancesoftheobjectclassesbearerchannelhistorydataandcommchannelhistorydatamaybeusedtostorethetrafficmeasurementresults.Newinstancesoftheseobjectclassesarecreatedattheendofeachinterval.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)124.2InheritancehierarchyFigure3tracestheinheritancefromthehighestlevelobject"ITU-TRecommendationX.721[11]":toptothemanagedobjectsdefinedinthepresentdocument."X.721":"X.721":toplog(note)"X.721":"X.721":discriminatoreventForwarding-(note)Discriminator"X.721":"X.721":"X.721":logRecordeventLogRecordalarmRecord(note)(note)"X.738":"M.3100":scanReportRecordmanagedElement"Q.822":"Q.831":bearerCh-historyDataannelHistoryData(note)"Q.831":commCh-annelHistoryData"X.739":"X.738":homoge-"X.738":scannerneousScannersimpleScanner(note)(note)"Q.822":"Q.831":bearerCh-currentDataannelcurrentData(note)"Q.831":commCh-annelCurrentData"Q.835":anRbsTreatmentNOTE:Non-instantiableobjectclass.Figure3:InheritancehierarchySIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)134.3NaminghierarchyFigure4showsthenaming(i.e.containment)relationshipsfortheLE'smanagedobjectsassociatedwithfaultandperformancemanagement."M.3100":managedElement"Q.835":"Q.824.5":"X.721":"X.738":anRbsTreatmentv5InterfacelogsimpleScanner"X.738":"Q.831":bearerCh-"Q.824.5":scanReportRecordannelCurrentDatacommChannel"Q.831":bearerCh-annelHistoryData"Q.831":commCh-annelCurrentData"Q.831":commCh-annelHistoryDataNOTE:Historydataobjectsmayalsobenamedfromtherelatedcurrentdataobjects.Figure4:Naminghierarchy5InformationmodeldescriptionThisclauseprovidesahigh-levelinformaldescriptionoftheinformationmodelforfaultandperformancemanagementoftheLE.Subclause5.1containsabriefdescriptionforeachnewobjectclassorpackageusedinthemodelasfarasitisnotdescribedinthereferencedocuments.Thedescriptioncovers:-thepurposeofthenewobjectclassorpackage;-theattributesdefinedorinheritedfortheobjectclassorpackage;-thecontentsoftheeventreportsdefinedinthepresentdocument;-therelationshipoftheobjectclasstootherobjectclasses;-theapplicabilityofthepackages.Attributeswhicharecommontoseveralobjectclassesaredescribedinsubclause5.2.Subclause5.3describesactionswhichareinfluencingseveralobjectclassesintheinformationmodel.Subclause5.4describesthecommonaspectsofthenotificationsusedintheinformationmodel.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)145.1ManagedobjectclassesdescriptionSubclause5.1isdividedintosubclauseswhichdescribethefragmentsoftheinformationmodel.5.1.1V5interfacefragmentInthisfragment,thefollowingobjectclassesareused.TheyaredefinedinITU-TRecommendationQ.824.5[24]:-V5interface(v5Interface);-V5TTP(v5Ttp);-V5timeslot(v5TimeSlot).5.1.1.1V5interface(v5Interface)V5interfaceisanobjectclassrepresentingaV5.xinterface(x=1,2,.)asanabstractentityofitsownright.ThismanagedobjectclassisdefinedinITU-TRecommendationQ.824.5[24].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclass:-"ITU-TRecommendationM.3100[7]":operationalStatePackage;-"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationPackage.ThefollowingeventsshallbereportedbyinstancesofthisobjectclassusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecifications,seeannexA):a)commoncontrolprotocoltimeouterrors;b)portcontrolprotocollayer3addresserrors;c)linkcontrolprotocollayer3addresserrors;d)BCCprotocoltimeouterrors;e)protectionprotocoltimeouterrors;f)PSTNprotocoltimeouterrors;g)PSTNprotocollayer3address;h)V5Interfaceidentificationfailures;i)linkcontrolprotocoldatalinkfailures;j)BCCprotocoldatalinkfailures;k)protectionprotocoldatalinkfailures;l)commoncontrolprotocoldatalinkfailures;m)PSTNprotocoldatalinkfailures;n)V5interfaceprovisioningvariantmismatchfailure.Thefollowingeventsmaybereportedoptionally:a)commoncontrolprotocolsyntaxerrors;b)controlprotocollayer3addresserrors;c)BCCprotocolsyntaxerrors;d)protectionprotocolsyntaxerrors.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)155.1.1.2V5trailterminationpoint(v5Ttp)AV5trailterminationpointisanobjectclassrepresentinga2Mbit/sinterfaceoftheLEthatisusedasV5.1interfaceoraspartofaV5.2interface.ThismanagedobjectclassisdefinedinITU-TRecommendationQ.824.5[24].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclass:-"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationPackage.ThefollowingeventshavetobereportedbyinstancesofthisobjectclassusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecifications,seeannexA):a)V5interfacelayer1receptionofAlarmIndicationSignal(AIS);b)V5interfacelayer1receptionofRemoteAlarmIndication(RAI);c)V5interfacelayer1LossofFrameAlignment(LFA);d)linkidentificationfailures;e)linkcontrolprotocoltimeouterrors;f)linkcontrolprotocolerrorswhile"OutofService";g)linkcontrolprotocollayer3addresserrors;h)CRCerrors;i)internalfailures.Thefollowingeventsmaybereportedoptionally:-linkcontrolprotocolsyntaxerrors.5.1.1.3V5timeslot(v5TimeSlot)AV5timeslotisanobjectclassrepresentinga64kbit/schannelofaV5interfacethatiseitherusedasbearerchannelorascommunicationchannel.ThismanagedobjectclassisdefinedinITU-TRecommendationQ.824.5[24].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclassifthetimeslotisusedasacommunicationchannel:-"ITU-TRecommendationM.3100[7]":tmncommunicationsalarminformationpackage.ThefollowingeventshavetobereportedbyinstancesofthisobjectclassusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecificationsseeannexA):-cessationofflagsonaC-channel.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)165.1.2AccessportfragmentInthisfragmentthefollowingobjectclassesareused.TheyaredefinedinEN300291-1[25]:a)Virtualanalogueaccess(virtualAnalogueAccessR1);b)Virtualbasicrateaccess(virtualBasicRateAccessR1);c)Virtualprimaryrateaccess(virtualPrimaryRateAccessR1);d)Virtualleasedaccess(virtualLeasedAccessR1).5.1.2.1Virtualanalogueaccess(virtualAnalogueAccessR1)Avirtualanalogueaccessisanobjectclassrepresentinganimageofananalogue(PSTN)customeraccessportwhichislocatedinanANandconnectedtotheLEviaV5interface.ThismanagedobjectclassisdefinedinEN300291-1[25].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclass:-"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationPackage.ThefollowingeventsshallbereportedbyinstancesofthisobjectclassusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecifications,seeannexA):a)portcontrolprotocoltimeouterrors;b)portcontrolprotocolerrorswhile"OutOfService";c)portcontrolprotocollayer3addresserror;d)PSTNprotocoltimeouterrors;e)PSTNprotocollayer3addresserror.Thefollowingeventsmaybereportedoptionally:a)portcontrolprotocolsyntaxerrors;b)PSTNprotocolsyntaxerrors.Inaddition,thefollowingpackagemaybeinstantiatedwithinstancesofthisobjectclassiftheassociatedinterfaceisaV5.2interfaceandtheinstancesupportsit:-"ITU-TRecommendationQ.824.5[24]":anfaultreportedpackage.5.1.2.2Virtualbasicrateaccess(virtualBasicRateAccessR1)AvirtualbasicrateaccessisanobjectclassrepresentinganimageofanISDNbasiccustomeraccessportwhichislocatedinanANandconnectedtotheLEviaV5interface.ThismanagedobjectclassisdefinedinEN300291-1[25].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclass:-"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationPackage.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)17ThefollowingeventsshallbereportedbyinstancesoftheobjectclassvirtualbasicrateaccessusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecifications,seeannexA):a)ISDNlayer1activationfaults(onlyforanaccesswithpermanentlayer1requestedinthedchannelactivationattribute);b)ISDNlayer2faults(onlyforanaccesswithpermanentlayer2requestedinthedChannelActivationattribute);c)ISDNlayer3faults;d)portcontrolprotocoltimeouterrors;e)portcontrolprotocolerrorswhile"OutofService";f)portcontrolprotocollayer3addresserror.Thefollowingeventsmaybereportedoptionally:-portcontrolprotocolsyntaxerrors.Inaddition,thefollowingpackagemaybeinstantiatedwithinstancesofthisobjectclassiftheassociatedinterfaceisaV5.2interfaceandtheinstancesupportsit:-"ITU-TRecommendationQ.824.5[24]":anfaultreportedpackage.ForV5performancemanagement,thefollowingpackagesshallbeinstantiatedwithinstancesoftheobjectclassvirtualbasicrateaccesswheneveradegradedqualityofserviceoftheaccessdigitalsectionhastobereportedtotheOS:-"ITU-TRecommendationQ.824.5[24]":gradingalarmpackage.5.1.2.3Virtualprimaryrateaccess(virtualPrimaryRateAccessR1)AvirtualprimaryrateaccessisanobjectclassrepresentinganimageofanISDNprimaryratecustomeraccessportwhichislocatedinanANandconnectedtotheLEviaV5interface.ThismanagedobjectclassisdefinedinEN300291-1[25].ForV5faultmanagementthefollowingpackagesshallbeinstantiatedwithinstancesofthisobjectclass:-"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationPackage.ThefollowingeventsshallbereportedbyinstancesoftheobjectclassvirtualprimaryrateaccessusingthecommunicationsAlarmnotification(forthespecificationofthealarmreportsandforcrossreferencetotherelevantV5protocolspecificationsseeannexA):a)ISDNlayer1activationfaults;b)ISDNlayer2faults;c)ISDNlayer3faults;d)portcontrolprotocoltimeouterrors;e)portcontrolprotocolerrorswhile"OutofService";f)portcontrolprotocollayer3addresserror.Thefollowingeventsmaybereportedoptionally:-portcontrolprotocolsyntaxerrors.Inaddition,thefollowingpackagemaybeinstantiatedwithinstancesofthisobjectclassiftheassociatedinterfaceisaV5.2interfaceandtheinstancesupportsit:-"ITU-TRecommendationQ.824.5[24]":anFaultReportedPackage.SIST EN 300 379-1 V1.2.1:2003

ETSIETSIEN300379-1V1.2.1(1999-10)18ForV5performancemanagementthefollowingpackagesshallbeinstantiatedwithinstancesoftheobjectclassvirtualprimaryrateaccesswheneveradegradedqualityofserviceoftheaccessdigitalsectionhastobereportedtotheOS:-"ITU-TRecommendationQ.824.5[24]":gradingAlarmPackage.5.1.2.4Virtualleasedaccess(virtualLeasedAccessR1)Avirtualleasedaccessisanobjectclassrepresentinganimageofanaccessportservingasemi-permanentleasedlinewhichislocatedinanANandconnectedtotheLEviaaV5interface.ThismanagedobjectclassisdefinedinEN300291-1[25].ForV5faultmanagementthe"ITU-TRecommendationM.3100[7]":tmnCommunicationsAlarmInformationpackageshouldbeinstantiatedwithinstancesofthisobjectclass.EventsasapplicableshouldbereportedbyinstancesofthisobjectclassusingthecommunicationsAlarmnotification(seealsoannexA).NOTE:Intheabsenceofclearstandardsforeventreportingonleasedlinesitisnotappropriatetostatemandatoryrequirements.5.1.3CommunicationpathfragmentInthisfragmentthefollowingobjectclassesareused.TheyaredefinedinITU-TRecommendationQ.824.5[24]:-"V5communicationchannel(commCh
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