General Information

Abstract

Functional requirements for auxiliary layers in equipment based on the principles described in part 1-1.

Status
Published
Publication Date
30-Nov-2003
ICS
33.040.20 - Transmission systems
Technical Committee
SS EIT - Technical Board for the electrotechnical, information technology and telecommunications fields
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2003
Due Date
01-Dec-2003
Completion Date
01-Dec-2003
Ref Project
ETSI EN 300 417-7-1 V1.1.1 (2000-10) - Transmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 7-1: Equipment management and auxiliary layer functions

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SIST EN 300 417-7-1 V1.1.1:2003

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Overview

SIST EN 300 417-7-1 V1.1.1:2003 defines the generic requirements for equipment management and auxiliary layer functions within digital transmission systems, focusing on the European Digital Transmission Hierarchy. Developed by the Slovenski inštitut za standardizacijo (SIST) and harmonized with ETSI EN 300 417-7-1, this standard details the functional building blocks and rules for configuring auxiliary management layers in transmission and multiplexing equipment. These requirements support interoperability in Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) environments.

Implementing the guidelines of this standard ensures that network elements can be flexibly managed and monitored, with enhanced fault, performance, and configuration management capabilities. These functionalities are critical for telecom operators and equipment manufacturers targeting high-availability, reliable digital transmission networks.

Key Topics

  • Equipment Management Function (EMF): Establishes libraries of modular, atomic functions for management, fault detection, and operational control of transmission equipment.
  • Auxiliary Layers: Functional requirements for Data Communications Channel (DCC) and V11 section layers are defined, facilitating auxiliary communications and control.
  • Fault Management: Describes persistent fault detection, alarm filtering, and severity assignment to enhance operational resilience and timely fault localization.
  • Performance Monitoring: Specifies the collection and storage of key performance data (e.g., Errored Seconds, Severely Errored Seconds, Background Block Errors, Unavailable Time, Pointer Justification Events), along with mechanisms for threshold setting and event reporting.
  • Configuration Management: Outlines processes for provisioning, status control, and reporting on critical parameters such as protection switching, payload/multiplex structures, trace identifiers, and synchronization.
  • Time Management: Sets requirements for real-time clock synchronization within network elements, essential for accurate timestamping of alarms and events.

Applications

The practical applications of SIST EN 300 417-7-1 V1.1.1:2003 span across digital transport networks, including but not limited to:

  • Telecommunications Service Providers: Utilize the standard to streamline network operation centers (NOCs), enabling effective monitoring, timely fault response, and consistent service quality across SDH/PDH networks.
  • Equipment Manufacturers: Apply the modular building blocks approach to design equipment that complies with European transmission system management requirements, facilitating interoperability between vendors.
  • Network Element Management: Supports implementation of integrated fault, performance, and configuration management functions, enabling automation and enhanced scalability for large transport infrastructures.
  • Auxiliary Channel Communications: Supports reliable data and management communication within and between network elements, crucial in complex topologies and hierarchical network designs.

Related Standards

Compliance with SIST EN 300 417-7-1 V1.1.1:2003 should be considered alongside the following references for comprehensive transport functionality in telecommunications networks:

  • EN 300 417-1-1: Generic processes and performance for transmission equipment.
  • EN 300 417-4-1: SDH path layer functions.
  • EN 300 417-6-1: Synchronization layer functions.
  • EN 301 167: Management of SDH equipment - Fault management and performance monitoring.
  • ITU-T Recommendations (e.g., G.826, M.2100, M.2101): For international error performance objectives, fault localization, and maintenance philosophies.
  • ETSI EN 300 371/411/412/413: Information models for SDH and PDH network element views.
  • ITU-T V.11: Electrical characteristics relevant to auxiliary channel design.

This suite of related standards ensures coherent integration of equipment management and auxiliary layer functions, supporting robust and efficient management of digital transmission networks.

Keywords: equipment management, auxiliary layer, SDH, PDH, transmission equipment, performance monitoring, fault management, configuration management, network element, digital transmission hierarchy, SIST, ETSI, standardization.

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SIST EN 300 417-7-1 V1.1.1:2003

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Frequently Asked Questions

SIST EN 300 417-7-1 V1.1.1:2003 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Transmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 7-1: Equipment management and auxiliary layer functions". This standard covers: Functional requirements for auxiliary layers in equipment based on the principles described in part 1-1.

Functional requirements for auxiliary layers in equipment based on the principles described in part 1-1.

SIST EN 300 417-7-1 V1.1.1:2003 is classified under the following ICS (International Classification for Standards) categories: 33.040.20 - Transmission systems. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN 300 417-7-1 V1.1.1:2003 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.XQNFLRQDOQRVWWTransmission and Multiplexing (TM); Generic requirements of transport functionality of equipment; Part 7-1: Equipment management and auxiliary layer functions33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 300 417-7-1 Version 1.1.1SIST EN 300 417-7-1 V1.1.1:2003en01-december-2003SIST EN 300 417-7-1 V1.1.1:2003SLOVENSKI
STANDARD
ETSIEN300417-7-1V1.1.1(2000-10)EuropeanStandard(Telecommunicationsseries)TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment;Part7-1:EquipmentmanagementandauxiliarylayerfunctionsSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)2ReferenceDEN/TM-01015-7-1Keywordsgeneric,SDH,PDH,transmissionETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°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:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)3ContentsIntellectualPropertyRights.6Foreword.6Introduction.71Scope.82References.83Definitions,abbreviations,symbolsanddiagrammaticconventions.103.1Definitions.103.2Abbreviations.103.3Symbolsanddiagrammaticconventions.134Equipmentmanagementfunction.134.1NetworkElement-RealTimeClock(NE-RTC)Function.144.2FaultManagementFunctions.164.2.1Failurefilterf4.164.2.2Severityassignmentfilterf5.174.2.3Replaceableunitalarmfilterf6.174.2.4Networkelementalarmfilterf7.174.2.5Stationalarmfilterf8.174.3ManagementApplicationFunctions.174.4PerformanceMonitoringFunctions.174.4.1PerformancemonitoringclockfunctionPMC.204.4.2Performancemonitoringeventsfunctions.214.4.2.1Near-endperformancemonitoringeventfunction(NPME).214.4.2.2Far-endperformancemonitoringeventfunction(FPME).234.4.2.3Uni-directionalavailabilityfilterfunction(AvFu).254.4.2.4Bi-directionalavailabilityfilterfunction(AvFb).264.4.2.5Delayfilterfunction(Delay).274.4.3Performancemonitoringhistoryfunctions.284.4.3.1Current15mregisterfunction.284.4.3.2Recent15mregisterfunction.304.4.3.3Current24hregisterfunction.314.4.3.4Recent24hregisterfunction.334.4.3.5Begin/EndofUATeventgenerationfunction.344.4.3.6CSESlogfunction.344.4.4Performancemonitoringthresholdingfunctions.364.4.4.1Singlelevelthresholdingfunction(ThrFs).374.4.4.2Duallevelthresholdingfunction(ThrFd).394.4.5Performancemonitoringpackages.404.4.5.1ITU-TRecommendationsM.2100Near-end(A/Zdirection)maintenance(uni-directional)package.414.4.5.2ITU-TRecommendationsM.2100far-end(Z/Adirection)maintenance(uni-directional)package.424.4.5.3ITU-TRecommendationsM.2101Near-end(A/Zdirection)maintenance(uni-directional)package.434.4.5.4ITU-TRecommendations/M.2101far-end(Z/Adirection)maintenance(uni-directional)package.444.4.5.5ITU-TRecommendationG.826errorperformance(bi-directional)packageattrailtermination.454.4.5.6ITU-TRecommendationG.826errorperformance(bi-directional)packageatintermediatenodealongthetrail.464.4.5.7PointerJustificationEventpackage.474.5ConfigurationManagementFunctions.474.5.1Networkelementconfiguration.484.5.2Protectionswitchingprovisioning.484.5.2.1LinearSTM-NMSprotection.494.5.2.2STM-NMSSPringprotection.494.5.2.3Linear1+1SNCprotection.49SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)44.5.2.4Linear1+1VCTrailprotection.504.5.3Protectionswitchingstatusandcontrol.504.5.3.1LinearSTM-NMSprotection.504.5.3.2STM-NMSSPringprotection.504.5.3.3Linear1+1SNCprotection.514.5.3.4Linear1+1VCTrailprotection.514.5.4Traceidentifierprocessesprovisioningandreporting.514.5.5Payloadstructuresprovisioningandreporting.524.5.6Multiplexstructuresprovisioningandreporting.524.5.6.1AUGprovisioning.524.5.6.2AUGautonomousadaptation.534.5.6.3AUGreporting.534.5.6.4TUGprovisioning.534.5.6.5TUGreporting.534.5.7Matrixconnectionsprovisioning.544.5.8DEGthresholdssetting.564.5.9Portmode,TerminationPointmodeprovisioning.564.5.10AccessPointmodeprovisioning.564.5.11Defectreportingprovisioning.564.5.122Mbit/smultiframealignmentprovisioning.574.5.13Networkelementsynchronizationprovisioning.574.5.13.1QualityLevelmodeprovisioning.574.5.13.2TimingMarkermodeprovisioning.574.5.13.3SSMandTMsupportprovisioning.574.5.13.4SSMandTMdisablingprovisioning.584.5.13.5QloverwriteandQlfixedValueprovisioning.584.5.13.6CSidassignment.584.5.13.7QLminimumprovisioning.584.5.13.8NEclockbehaviour.584.5.13.9NSPriorityconfiguration.594.5.13.10NSLockoutcommands.594.5.13.11NSExternalcommands.594.5.13.12NSWaittorestoretime.594.5.13.13SelectSabitforSSMprovisioning.604.5.14PerformanceMonitoring15minuteand24hourTRandRTRthresholdsetting.605DCCLayerFunctions.615.1DCCconnectionfunctionDCC_C.626V11SectionLayerFunctions.636.1V11ConnectionfunctionV11_C.646.2V11TrailTerminationfunctions.646.2.1V11TrailTerminationSourceV11_TT_So.646.2.2V11TrailTerminationSinkV11_TT_Sk.656.3V11Adaptationfunctions.656.3.1V11toV0XAdaptationSourceV11/V0X_A_So.656.3.2V11toV0XAdaptationSinkV11/V0X_A_Sk.66SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)5AnnexA(informative):Applications/TopologiesofPerformanceMonitoring.67A.1Single-ended,bi-directionalperformancemonitoringarchitectureataterminationnode.67A.2Single-ended,bi-directionalperformancemonitoringarchitectureatanintermediatenode.68A.3Dualended,bi-directionalperformancemonitoringarchitectureatterminationnodes.69A.4Performancemonitoringarchitectureatanintermediatenodeforfaultlocalization.69A.5Singleended,bi-directionalTCMrelatedperformancemonitoringarchitectureataTCterminationnode.70A.6Singleended,bi-directionalTCMrelatedperformancemonitoringarchitectureatanintermediatenode.71AnnexB(informative):Examplesofsomeperformancemonitoringpackages.72AnnexC(informative):UseofNPME/FPMEfunctionswhenbothG.826andM.2100/M.2101packagesareselectedforoneterminationpoint.74Bibliography.77History.78SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)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)hasbeenproducedbyETSITechnicalCommitteeTransmissionandMultiplexing(TM).Thepresentdocumentisoneofafamilyofdocumentsthathasbeenproducedinordertoprovideinter-vendorandinter-operatorcompatibilityofSynchronousDigitalHierarchy(SDH)equipment.ThepresentdocumentisPart7-1ofamulti-partENcoveringthegenericrequirementsoftransportfunctionalityofequipment,asidentifiedbelow:Part1-1:"Genericprocessesandperformance";Part1-2:"GeneralinformationaboutImplementationConformanceStatement(ICS)proforma";Part2-1:"SynchronousDigitalHierarchy(SDH)andPlesiochronousDigitalHierarchy(PDH)physicalsectionlayerfunctions";Part2-2:"SynchronousDigitalHierarchy(SDH)andPlesiochronousDigitalHierarchy(PDH)physicalsectionlayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification";Part3-1:"SynchronousTransportModule-N(STM-N)regeneratorandmultiplexsectionlayerfunctions";Part3-2:"SynchronousTransportModule-N(STM-N)regeneratorandmultiplexsectionlayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification";Part4-1:"SynchronousDigitalHierarchy(SDH)pathlayerfunctions";Part4-2:"SynchronousDigitalHierarchy(SDH)pathlayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification";Part5-1:"PlesiochronousDigitalHierarchy(PDH)pathlayerfunctions";Part5-2:"PlesiochronousDigitalHierarchy(PDH)pathlayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification";Part6-1:"Synchronizationlayerfunctions";Part6-2:"Synchronizationlayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification";Part7-1:"Equipmentmanagementandauxiliarylayerfunctions";Part7-2:"Auxiliarylayerfunctions;ImplementationConformanceStatement(ICS)proformaspecification".Parts2to7specifythelayersandtheiratomicfunctions.NOTE:TheSDHradioequipmentfunctionalblocksareaddressedbyETSIWGTM4.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)7VariousoftheabovepartshavepreviouslybeenpublishedaspartsofETS300417.TheyhavebeenconvertedintopartsofEN300417withouttechnicalchanges,butsomeeditorialchangeshavebeennecessary(e.g.references).Inparticular:-Parts2-1,2-2and3-2havebeenmodifiedtotakeaccountofeditorialerrorspresentinedition1;-Part1-1hashaditstitlechangetoalignwithotherpartspublishedatalaterdate.AlsonotethatinthemeantimeParts8-1and8-2togetherwithallPartsx-3(AbstractTestSuites)havebeenstopped.NationaltranspositiondatesDateofadoptionofthisEN:13October2000DateoflatestannouncementofthisEN(doa):31January2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31July2001DateofwithdrawalofanyconflictingNationalStandard(dow):31July2001IntroductionThepresentdocumentspecifiesforfaultmanagement,performancemonitoring,andconfigurationmanagementalibraryofbasicequipmentmanagementfunction(EMF)buildingblocksandasetofrulesbywhichtheyarecombinedinordertodescribeanequipment'sEMFfunctionality.ThelibrarydefinedinthepresentdocumentformspartofthesetoflibrariesdefinedfurthermoreintheotherpartsofEN300417.Inaddition,anumberofcompoundfunctionsconsistingofanumberofEMFbuildingblocksaredefined.NOTE:Noteveryfunctiondefinedinthepresentdocumentisrequiredforeveryapplication.Differentsubsetsoffunctionsmaybeassembledindifferentwaystoprovideavarietyofdifferentcapabilities.Networkoperatorsandequipmentsuppliersmaychoosewhichfunctionstoimplementforeachapplication.Inaddition,thepresentdocumentspecifiesfunctionsintheauxiliarylayers:DCClayerandV11sectionlayer.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)81ScopeThepresentdocumentspecifiesalibraryofbasicbuildingblocksandasetofrulesbywhichtheyarecombinedinordertodescribetransportandequipmentmanagementfunction(EMF)functionalityinequipment.ThelibrarycomprisesthefunctionalbuildingblocksneededtocompletelyspecifythegenericfunctionalstructureoftheEuropeanDigitalTransmissionHierarchy.Equipment,whichiscompliantwiththepresentdocument,willbedescribableasaninterconnectionofasubsetofthesefunctionalblockscontainedwithinthepresentdocument.Theinterconnectionsoftheseblockswillobeythecombinationrulesgiven.ThegenericfunctionalityisdescribedinEN300417-1-1[8].2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.• Anon-specificreferencetoanETSshallalsobetakentorefertolaterversionspublishedasanENwiththesamenumber.[1]ETSIETS300147(1997):"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);Multiplexingstructure".[2]ETSIETS300167:"TransmissionandMultiplexing(TM);Functionalcharacteristicsof2048kbit/sinterfaces".[3]ETSIETS300304:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);SDHinformationmodelfortheNetworkElement(NE)view".[4]ETSIEN300371:"TransmissionandMultiplexing(TM);PlesiochronousDigitalHierarchy(PDH)informationmodelfortheNetworkElement(NE)view".[5]ETSIETS300411:"TransmissionandMultiplexing(TM);Performancemonitoring;InformationmodelfortheNetworkElement(NE)view".[6]ETSIETS300412:"TransmissionandMultiplexing(TM);PayloadConfiguration;InformationmodelfortheNetworkElement(NE)view".[7]ETSIETS300413:"TransmissionandMultiplexing(TM);Multiplexsectionprotection;InformationmodelfortheNetworkElement(NE)view".[8]ETSIEN300417-1-1:"TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment;Part1-1:Genericprocessesandperformance".[9]ETSIEN300417-4-1:"TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment;Part4-1:SynchronousDigitalHierarchy(SDH)pathlayerfunctions".[10]ETSIEN300417-6-1:"TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment;Part6-1:Synchronizationlayerfunctions".[11]ETSIETS300493:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH)informationmodeloftheSubNetworkConnectionProtection(SNCP)fortheNetworkElement(NE)view".[12]ETSIEN301167:"TransmissionandMultiplexing(TM);ManagementofSynchronousDigitalHierarchy(SDH)transmissionequipment;Faultmanagementandperformancemonitoring;Functionaldescription".SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)9[13]ETSIEN301155:"SynchronousDigitalHierarchy(SDH);Unidirectionalperformancemonitoringforthenetworkelementview".[14]ETSIEN301268:"TelecommunicationsManagementNetwork(TMN);LinearmultiplexsectionprotectionconfigurationinformationmodelfortheNetworkElement(NE)view".[15]ETSIETS300337:"TransmissionandMultiplexing(TM);Genericframestructuresforthetransportofvarioussignals(includingAsynchronousTransferMode(ATM)cellsandSynchronousDigitalHierarchy(SDH)elements)attheITU-TRecommendationG.702hierarchicalratesof2048kbit/s,34368kbit/sand139264kbit/s".[16]ETSIEN301384:"TelecommunicationsManagementNetwork(TMN);PerformancemonitoringforPlesynchronousDigitalHierarchy(PDH)interfaces;InformationmodelfortheNetworkElement(NE)view".[17]ETSIES202098:"TelecommunicationsManagementNetwork(TMN);InformationmodelforaVCtransportsystemusinga34Mbit/sPDHtransmissionsysteminaccordancewithITU-TRecommendationG.832".[18]ITU-TRecommendationG.774(1992):"Synchronousdigitalhierarchy(SDH)managementinformationmodelforthenetworkelementview".[19]ITU-TRecommendationG.826(02/99):"Errorperformanceparametersandobjectivesforinternational,constantbitratedigitalpathsatorabovetheprimaryrate".[20]ITU-TRecommendationG.828(02/00):"Errorperformanceparametersandobjectivesforinternational,constantbitratesynchronousdigitalpaths".[21]ITU-TRecommendationM.20(1992):"Maintenancephilosophyfortelecommunicationsnetworks".[22]ITU-TRecommendationM.2100(1995):"Performancelimitsforbringing-into-serviceandmaintenanceofinternationalPDHpaths,sectionsandtransmissionsystems".[23]ITU-TRecommendationM.2101(1997):"Performancelimitsforbringing-into-serviceandmaintenanceofinternationalSDHpathsandmultiplexsections".[24]ITU-TRecommendationM.2101.1(1997):"Performancelimitsforbringing-into-serviceandmaintenanceofinternationalSDHpathsandmultiplexsections".[25]ITU-TRecommendationM.2120(1997):"PDHpath,sectionandtransmissionsystemandSDHpathandmultiplexsectionfaultdetectionandlocalizationprocedures".[26]ITU-TRecommendationQ.822(1994):"Stage1,Stage2andStage3descriptionfortheQ3interface–Performancemanagement".[27]ITU-TRecommendationQ.921(1997):"ISDNuser-networkinterface–Datalinklayerspecification".[28]ITU-TRecommendationV.11(1996):"Electricalcharacteristicsforbalanceddouble-currentinterchangecircuitsoperatingatdatasignallingratesupto10Mbit/s".SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)103Definitions,abbreviations,symbolsanddiagrammaticconventions3.1DefinitionsForthepurposesofthepresentdocument,thetermsanddefinitionsgiveninEN300417-1-1[8]apply.3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:15m15minutes24h24hoursAccPerAccumulationPeriodAcSLAcceptedSignalLabelAcTIAcceptedTraceIdentifierAFAtomicFunctionAvFbAvailabilityFunctionbi-directionalAvFuAvailabilityFunctionuni-directionalAIAdaptedInformationAISAlarmIndicationSignalAPAccessPointAPIAccessPointIdentifierARCHARCHitectureATMAsynchronousTransferModeAUAdministrativeUnitAUGAdministrativeUnitGroupA/ZfromAtoZBBEBackgroundBlockErrorBUTBeginofUnavailableTimeCICharacteristicInformationCKClocKCLRCLeaRClrLONClearLockoutofNormaltrafficsignalfromprotectionCMConfigurationManagementCMConnectionMatrixCPConnectionPointCRCCyclicRedundancyCheckCSClockSourceCSESConsecutiveSeverelyErroredSecondsCur15mCurrent15minutesCur24hCurrent24hourDCCDataCommunicationsChannelDECDECrementDEGDEGradedDEGMDEGradedMonitorperiodDEGTHRDEGradedTHresholdDMADeferredMaintenanceAlarmDSDefectSecondEBCErroredBlockCountEDCErrorDetectionCodeEFSEquipmentFunctionalSpecificationEMFEquipmentManagementFunctionEQEQuipmentESElectricalSectionESErroredSecondEUTEndofUnavailableTimeEXERExerciseSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)11EXER-RExercise-RingEXER-SExercise-SpanEXTCMDEXTernalCoMmanDExTIExpectedTraceIdentifierF_BFar-endBlockFASFrameAlignmentSignalFBBEFar-endBackgroundBlockErrorFESFar-endErroredSecondFFSForFurtherStudyFPMEFar-endPerformanceMonitoringEventFOPFailureOfProtocolFSFrameStartsignalFSESFar-endSeverelyErroredSecondFS-RForcedSwitchtoprotection-ringFS-SForcedSwitchtoprotection-spanFSwForcedSwitchG826ENG.826[19]bi-directionalpackageatthetrailendnodeG826ING.826[19]bi-directionalpackageatintermediatenodeHOHoldOff(usedinHOTime)IDIDentifierIMInMultiframestateINCINCrementIncAISIncomingAISLOLockoutOfprotectionLOFLossOfFrameLOMLossOfMultiframeLONLockoutOfNormaltrafficsignalfromprotectionLOPLossOfPointerLOSLossOfSignalLOW-RLockoutOfWorkingchannels-ringswitchLOW-SLockoutOfWorkingchannels-spanswitchLP-ALockoutofProtection–AllspansLP-SLockoutofProtection-SpanLSSLossofSequenceStructureLTCLossofTandemConnectionMCMatrixConnectionMCFMessageCommunicationsFunctionMEIMaintenanceEventInformationMFPMultiFramePresentMIManagementInformationMPManagementPointMOManagedObjectMONMONitoredMPManagementPointMSMultiplexSectionMS1STM-1MultiplexSectionMS16STM-16MultiplexSectionMS4STM-4MultiplexSectionMS64STM-64MultiplexSectionMSPMultiplexSectionProtectionMS-RManualSwitchtoprotection-ringMS-SManualSwitchtoprotection-spanMSwManualSwitchN/ANotApplicableNBBENear-endBackgroundBlockErrorNCNetworkConnectionNENetworkElementNESNear-endErroredSecondNMONNotMONitoredNPMENear-endPerformanceMonitoringEventNSESNear-endSeverelyErroredSecondODIOutgoingDefectIndicationSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)12OEIOutgoingErrorIndicationOFOutgoingFar-endOHOverHeadONOutgoingNear-endOPEROPERationOSOpticalSectionOWOrderWirePProtectionP12s2048kbit/sPDHpathlayerwithsynchronous125µsframestructureaccordingtoETS300167[2]P22e8448kbit/sPDHpathlayerwith4plesiochronous2048kbit/sP31e34368kbit/sPDHpathlayerwith4plesiochronous8448kbit/sP31s34368kbit/sPDHpathlayerwithsynchronous125µsframestructureaccordingtoETS300337[15]P4e139264kbit/sPDHpathlayerwith4plesiochronous34368kbit/sP4s139264kbit/sPDHpathlayerwithsynchronous125µsframestructureaccordingtoETS300337[15]PDHPlesiochronousDigitalHierarchyPJEPointerJustificationEventPJE-NegativePointerJustificationEventPJE+PositivePointerJustificationEventPLMPayLoadMismatchPMPerformanceMonitoringPMAPromptMaintenanceAlarmPMCFPerformanceMonitoringClockFunctionPMFPerformanceMonitoringFunctionPRCPrimaryReferenceClockPROTPROTectionPSProtectionSwitchingRDIRemoteDefectIndicatorREIRemoteErrorIndicatorRIRemoteInformationRSRegeneratorSectionRS1STM-1RegeneratorSectionRS16STM-16RegeneratorSectionRS4STM-4RegeneratorSectionRS64STM-64RegeneratorSectionRTCRealTimeClockRTHRResetThresholdRTRResetThresholdReportSDHSynchronousDigitalHierarchySESSeverelyErroredSecondSFSignalFailSkSinkSNCSub-NetworkConnectionSNC/IInherentlymonitoredSub-NetworkConnectionprotectionSNC/NNon-intrusivelymonitoredSub-NetworkConnectionprotectionSNC/SSublayermonitoredSub-NetworkConnectionprotectionSoSourceSOHSectionOverHeadSSFServerSignalFailSSMSynchronizationStatusMessageSTMSynchronousTransportModuleSTM-NSynchronousTransportModule,levelNTCTandemConnectionTCPTerminationConnectionPointTHRThresholdThrFdDuallevelThresholdingFunctionThrFsSinglelevelThresholdingFunctionTITimingInformationTITraceIdentifierSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)13TIMTraceIdentifierMismatchTIMdisTraceIdentifierMismatchdisableTMNTelecommunicationsManagementNetworkTPTimingPointTPmodeTerminationPointmodeTRThresholdReportTSTimeSlotTSETestSequenceErrorTSNTibutarySignalNumberTTTrailTerminationfunctionTTITrailTraceIdentifierTUTributaryUnitTUGTributaryUnitGroupTxTITransmittedTraceIdentifierUASUnavailableSecondUATUnavailableTimeUNEQUNEQuippedUTCUniversalTimeCoordinatedVCVirtualContainerVC-nVirtualContainer,levelnWWorkingWTRWaitToRestoreZ/AfromZtoA3.3SymbolsanddiagrammaticconventionsForthepurposesofthepresentdocument,thesymbolsanddiagrammaticconventionsdescribedinEN300417-1-1[8]apply.4EquipmentmanagementfunctionTheequipmentmanagementfunction(EMF)(figure1)providesthemeansthroughwhichanetworkelementlevelmanagermanagesthenetworkelementfunction(NEF).TheEMFinteractswiththetransportandsynchronizationlayeratomicfunctionsbyexchanginginformation(MI:managementinformation)acrosstheMPreferencepoints.TheEMFcontainsanumberoffunctionsthatprovideadatareductionmechanismontheinformationreceivedacrosstheMPreferencepoints.Thesefunctionoutputsareavailabletotheagentviathenetworkelementresourcesandmanagementapplicationfunctions(MAF)whichrepresentthisinformationasmanagedobjects.Networkelementresourcesprovideeventprocessingandstorage.TheMAFprocesstheinformationprovidedtoandbytheNEresources.Forexample,theagentconvertsthisinformationtoCMISE(commonmanagementinformationserviceelement)messagesandrespondstoCMISEmessagesfromthemanagerbyperformingtheappropriateoperationsonthemanagedobjects.NOTE:Themanagementapplicationfunctionspecificationisoutsidethescopeofthepresentdocument.Networkelementsmaysupportseveralfunctions,whichcanbeoperatedonlyinexclusivityofeachother.Besidessuchconfigurationprovisionings,provisioningsareneededforparametersinindividualfunctionsandprocesseswithinaNE.Anumberoffunctions/processesandreportshaveanotionoftime.ThenetworkelementRealTimeClockfunctionprovidesthistimeinformation.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)14NE-RTCFaultManagementPerformanceMonitoringConfigurationManagementManagmentApplicationFunctionsMI_cXXXMI_pXXXMI_XXXMI_1secondSD_CI_CKMPFigure1:EquipmentManagementFunctionprocessblockdiagramMPTheMIatthispointisasetofmanagementsignalsto/fromtheatomicfunctions,includingconfigurationandoperationcontrol,faultmanagement,performancemonitoring,protectionswitching,synchronizationcontrolandreportingsignals.SD_CPTheCIatthispointistheSD_CI_CKsignal.4.1NetworkElement-RealTimeClock(NE-RTC)FunctionSymbol:NE-RTCRealTimeclockSET-RTCSD_TI_CKFigure2:NERTCfunctionSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)15Interfaces:Table1:NE-RTCinputandoutputsignalsInput(s)Output(s)SET-RTCSD_TI_CKNE-RTCProcesses:TherealtimeclockisalogicalentitywithintheNEwhichprovidesdateandtimeinformationtoequipmentmanagementfunctionswithintheNE.Therealtimeclockshallhavearesolutionof1second.Thedateshallberepresentedasyear:month:dayandbe"year2000"compliant.Thetimeshallberepresentedashour:minute:second.OnreceiptoftheSET-RTCcommand,therealtimeclockshallbesettothedate:timespecifiedbytheSET-RTCcommand.Onaregularbasis,theRTCistoberealignedwithUTC.Thisrealignmentperiodshouldbedeterminedsuchthatthecorrectionislessthan±10secondstopreventthatallactivePMFsdeclaresuspectintervals.Therealtimeclockmaybeafreerunningclockormaybelockedtoanyavailableclocksource(e.g.equipmentclockSD_TI_CK).Thestabilityoftherealtimeclockshallbesuchthatinany24hourperiod(whereaSET-RTCcommandhasnotbeenreceived),theRTCshallnothavedeviatedbymorethan±Ysecondsfromthe24hourperiodofaUTC;Yisforfurtherstudy.WhenaSET-RTCcommandisreceived,theerrorbetweentheManagementcommandattheinputtotheNE(figure3)andtheresultantNE-RTCtimeshallbewithin±Xseconds;Xisforfurtherstudy.NOTE:TherelationshipandtimingtransferbetweenthemanagementcommandattheinputtotheNEandtheresultantSET-RTCcommandisbeyondthescopeofthepresentdocument.NENEProcessingandallinternaldelaysSET_RTCRTCNE_RTCMessageUTC+/-XsecondsFigure3:NE_RTCandUTCrelationSIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)164.2FaultManagementFunctionsTheequipmentmanagementfunctionwithinthenetworkelementperformsapersistencycheckonthefaultcausesbeforeitdeclaresafaultcauseafailure.Thefaultcausesaregeneratedbytheatomicfunctionfaultmanagementprocess.Aseverityisassociatedwitheachalarm.Thefailureisreportedviatheagentprocess(outputfailurereport)andbymeansofalarms(audibleandvisibleindicators).Typically,alarmscanbedividedintounitlevelalarms,NElevelalarmsandstationalarms.UnitAlarmsNetworkElementAlarmsStationAlarmsFailureReportstoTMNfaultCausecZZZFailurefZZZseverityassignmentManagementApplicationFunctionf4f5f6f7f8Figure4:FaultmanagementinsideEMFfunctionFilterFunctionf4integrationoffaultcausesintofailuresf5assignseveritytofailuref6translationoffailuresintoUnitalarmsf7translationoffailuresintoNetworkElementalarms(e.g.severity)f8translationoffailuresintostationalarms&alarmdisconnectcontrol4.2.1Failurefilterf4Atransmissionfailureshallbedeclaredifthefaultcausepersistscontinuouslyfor2,5±0,5seconds.Thefailureshallbeclearedifthefaultcauseisabsentcontinuouslyfor10±0,5seconds.Thefailurechange(declaration/clearing)shallbetimestamped.Thetimestampshallindicatethestartofthefaultcausetofailureintegrationtime.Thetimestampshallhaveanaccuracyof1secondrelativetotheNE-RTC.Agenericlistoffailuresisshownintable2.Table2:FailuresdeclaredperatomicfunctionTerminationsinkAdaptationsinkConnectionfSSFfLOFfFOPfUNEQfLOMfTIMfLOPfDEGfAISfLOSfPLMfRDIfLTIfLTCfLSSfIncAISfODISIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)174.2.2Severityassignmentfilterf5Aseverityisusedtoindicatethemanagementperceptionoftheseverityofafaultwhichcoulddependontheservicedependencyofthefault.RefertoEN301167[12].NOTE:Twoseverityschemesarebeingused.OnebasedontheITU-TRecommendationsXserieswhichhastheseverityelements:critical,major,minorandwarning.TheotherbasedontheITU–TRecommendationM.20[21]whichhastheseverityelements:promptmaintenancealarm(PMA),deferredmaintenancealarm(DMA)andmaintenanceeventinformation(MEI).4.2.3Replaceableunitalarmfilterf6Therearesomanypreferencesamongstthepublicnetworkoperators,standardizationoftheunitalarmsisnotpossibleatthemoment.NOTE:TheroleofthisinterfacewithinmanagementproceduresshouldbereviewedinlightofincreasedfunctionalityoftheQinterface.4.2.4Networkelementalarmfilterf7Therearesomanypreferencesamongstthepublicnetworkoperators,standardizationofthenetworkelementalarmsisnotpossibleatthemoment.NOTE:TheroleofthisinterfacewithinmanagementproceduresshouldbereviewedinlightofincreasedfunctionalityoftheQinterface.4.2.5Stationalarmfilterf8Therearesomanypreferencesamongstthepublicnetworkoperators,standardizationofthenetworkelementalarmsisnotpossibleatthemoment.NOTE:TheroleofthisinterfacewithinmanagementproceduresshouldbereviewedinlightofincreasedfunctionalityoftheQinterface.4.3ManagementApplicationFunctionsRefertoinformationmodelstandards(ETS300304[3],EN300371[4],ETS300411[5],ETS300412[6],ETS300413[7],ETS300493[11],EN301155[13],EN301268[14],EN301384[16],ES202098[17]).4.4PerformanceMonitoringFunctionsTheEMFperformancemonitoringprocesscollectstheeventcountsassociatedwith:-thetrailperformanceparametersErroredSeconds(ES),SeverelyErroredSeconds(SES),BackgroundBlockError(BBE)andUnavailableTime(UAT)/UnavailableSecond(UAS);-thelinkconnectionperformanceparameterPointerJustificationEvent(PJE).Itprocessestheeventcountstoderivetheperformanceparameters,andstorestheseperformanceeventsinregisters.Suchinformationcanbeusedtosectionalizefaultsandtolocatesourcesofintermittenterrors,and/ordeterminethequalityoftheservice.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)18Figure5presentsanoverviewofthePerformanceMonitoringFunctions(PMF)withintheEMF.TheshadedboxesarePMFsdefinedinthepresentdocument.TheintermediateellipsesrepresenttheinterconnectoptionsbetweenthePMFs.TheEquipmentFunctionalSpecification(EFS)defineswhich(sub)setofPMFsis(tobe)supportedbytheequipment,aswellasthequantityofeachPMF.NOTE1:Forthecasewherethenumberoftransportatomicfunctionsexceedthenumberofperformancemonitoringresources,selectionmaybeindicatedby"performancemonitoringconnectionfunctions",orbyalternativemeans.Thisisoutsidethescopeofthepresentdocument.Forthecasewhereasuchselectivityisnotpresentorisnotrequired,theinterconnectispredefinedandcanberepresentedintheEFSbyexplicitinterconnectionsbetweenPMFsandatomicfunctions.TheNPMEfunctiondeterminesonapersecondbasisthenumberofnear-endbackgroundblockerrors(BBE),andwhetheranESand/orSESoccurred.TheFPMEfunctiondeterminesonapersecondbasisthenumberoffar-endBackgroundBlockErrors(BBE),andwhetheranESand/orSESoccurred.TheAvFufunctiondetermineswhetheraonesecondisuni-directionallyavailableorunavailable,andpassesthroughthe(ES,SES,BBE)inputsignal'svalueforsecondsinavailabletime.Theinputsignalvalueinsecondsinunavailabletimeisnotoutput,insteadthevalue"0"isoutput.TheAvFbfunctiondetermineswhetheraonesecondisbi-directionallyavailableorunavailable,andpassesthroughthe(ES,SES,BBE)inputsignal'svalueinsecondsinavailabletime.Theinputsignalvalueinsecondsinunavailabletimeisnotoutput,insteadthevalue"0"isoutput.Thedelayfunctiondelaystheinputsignal(whichisnotsubjectto"availability"processing)by10secondstoalignitwiththeperformancemonitoringtimebasewhichis10secondsdelayedfromthetimeofday.The15mfunctionaccumulatestheinputvalues(fromi.e.ES,SES,BBE,PJE+,PJE-,TSE)overperiodsof15minutes.Thefunctioncontainsseventeen15minuteregisters:onecurrentand16recentregisters.The24hfunctionaccumulatestheinputsignalvaluesoverperiodsof24hours.Thefunctioncontainstwo24hourregisters:onecurrentandonerecentregister.TheThrFsandThrFdfunctionscanbeusedtogenerateanautonomouseventreport(athresholdreport)whenthecountinthecurrent15m/24hregistertowhichitisconnectedreachesorexceedstheprovisionedthresholdvalue.Inaddition,theThrFdfunctiongeneratesaresetthresholdreportwhenthecountattheendofa15mperiodhasnotcrossedaprovisionedresetthreshold.Theinputstotheperformancemonitoringprocess-thePerformanceMonitoringprimitives(MI_pXXX)-areonesecondcountsof:-erroredblocks(pX_EBC),defectsecond(pX_DS)generatedbyterminationsinkfunctions;-pointerjustificationevents(pPJE+,pPJE-)generatedbyadaptationsinkfunctions.NOTE2:"X"representsnear-end(X=N),far-end(X=F),outgoingnear-end(X=ON),oroutgoingfar-end(x=of).NOTE3:Tandemconnectionssupportsocalled"OutgoingDefectIndication"and"OutgoingErrorIndication".FordetailsseeETS300147[1]andEN300417-4-1[9].TheseprimitivesarepassedfromtheAtomicFunctions(AFs)totheEquipmentManagementFunction(EMF)forfurtherprocessing.ThePerformancemonitoringtimingfunctionoutputsthe1secondindication(MI_1second)towardstheatomicfunctionstoperformthe1secondcountingoftheperformanceprimitivespXXX.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)19MI_pF_EBCMI_pF_DSMI_pN_DSMI_pOF_EBCMI_pOF_DSMI_pON_DSMI_pN_EBCMI_pN_DSMI_pON_EBCMI_pON_DSMI_pPJE+MI_pPJE-NPMEFPMECur15mUATCSESCur24hAvFuAvFbThrFsPMCMI_1secondDelayManagementApplicationFunctionsMI_pN_TSEThrFdRec15mRec24hPerformancePrimitivesPerformanceEventsNESNSESNBBEFESFSESFBBEUATUATFigure5:OverviewofPerformanceMonitoringfunctionsandtheirinput/outputrelationsPerformancemonitoringfunctionsconnecttothehigherlayermanagementfunctions.ThosefunctionsaredefinedinETS300304[3],ETS300411[5],EN301155[13],EN301167[12]andotherrelatedstandards.Thepresentdocumentaddressesperformancemonitoringfromanequipmentpointofview.EN301167[12]describestheperformancemonitoringfromanetworkpointofview.SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)204.4.1PerformancemonitoringclockfunctionPMCSymbol:NE-RTCPMclockPMclock15mPMclock24h10secondsdelay15minuteintervalcounter24hourintervalcounter1secondperiodsMI_1secondStart24hFigure6:PMclockfunctionInterfaces:Table3:PMclockfunctioninputandoutputsignalsInput(s)Output(s)NE-RTCStart24hPMclockPMclock15mPMclock24hMI_1secondProcesses:Thefunctiongeneratestheclocksignalsassociatedwiththeperformancemonitoringprocessingintheatomicfunctionsandtheperformancemonitoringfunctionswithinanetworkelement.1secondperiods:thisfunctionshallgeneratethe1secondsignalattheendofeach1secondperiodasindicatedbytheNErealtimeclock(NE-RTC).10secondsdelay:forperformancemonitoringpurposes,theNE-RTCshallbedelayedby10seconds(PMclock)forthepurposetoaccommodatetheeffects(a10seconddelay)associatedwiththeunavailabletimecalculation.15minuteintervalcounter:thisprocessgeneratesthe15minuteperiodindications(PMclock15m)whicharealignedwiththeendofeachquarterofanhourperiod(00:00,15:00,30:00,45:00)withrespecttoPMclock.Thestartofaperiodisequaltotheendofthepreviousperiod.IftheNE-RTCisnotpreset,each15minuteperiodspans900onesecondperiods.24hourintervalcounter:thisprocessgeneratesthe24hourperiodindications(PMclock24h)whicharealignedwiththeendofaquarterofanhourperiod(00:00:00,00:15:00,00:30:00,…23:45:00)withrespecttoPMclock.Thestartofaperiodisequaltotheendofthepreviousperiod.IftheNE-RTCisnotpreset,each24hourperiodspans86400onesecondperiods.For24-hourdataspecifically,theNEmaybeinstructed(Start24h)onwhentobeginmeasurementofthe24hourperiodforthepurposeofreportingdata.TheNEshallbeabletobeginthemeasurementatthestartofany15minuteperiod(refertosubclause2.3.3.3ofITU-TRecommendationM.2120[25])(defaultshallbe00:00onthePMclock).SIST EN 300 417-7-1 V1.1.1:2003

ETSIETSIEN300417-7-1V1.1.1(2000-10)214.4.2Performancemonitoringeventsfunctions4.4.2.1Near-
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