SIST EN 300 289 V1.2.1:2003

Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Connection characteristics

Specification of the performance requirement for the connection through the public network, including test procedures for compliance.  Revision of ETS 300 289 to improve the safety related aspects following a liaison received from TC Safety

Dostop in terminali (AT) – Digitalni zakupljeni vodi za prenosno hitrost 64 kbit/s brez omejitev za prenašane signale in z ohranjanjem oktetov (D64U) – Priključitvene značilnosti

General Information

• Status: Published
• Publication Date: 30-Nov-2003
• ICS: 33.040.50 - Lines, connections and circuits
• 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 300 289 V1.2.1 (2001-07) - Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Connection characteristics

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Access and Terminals (AT); 64 kbit/s digital unrestricted leased line with octet integrity (D64U); Connection characteristics33.040.50Vodi, zveze in tokokrogiLines, connections and circuitsICS:Ta slovenski standard je istoveten z:EN 300 289 Version 1.2.1SIST EN 300 289 V1.2.1:2003en01-december-2003SIST EN 300 289 V1.2.1:2003SLOVENSKI
STANDARD



SIST EN 300 289 V1.2.1:2003



ETSIEN300289V1.2.1(2001-07)EuropeanStandard(Telecommunicationsseries)AccessandTerminals(AT);64kbit/sdigitalunrestrictedleasedlinewithoctetintegrity(D64U);ConnectioncharacteristicsSIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)2ReferenceREN/AT-020018KeywordsONP,leasedline,access,digital,testingETSI650RoutedesLuciolesF-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 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)3ContentsIntellectualPropertyRights.4Foreword.4Introduction.51Scope.62References.63Definitions.74Abbreviations.75Requirements.85.1Attributes.85.1.1Informationtransferrate.95.1.2Informationtransfersusceptance.95.1.3Structure.95.1.4Establishmentofcommunication.95.1.5Symmetry.95.1.6Communicationconfiguration.95.1.7Networkperformance.95.1.7.1Transmissiondelay.105.1.7.2Jitter.115.1.7.2.1Jittertoleranceatthenetworkinputport.115.1.7.2.2Maximumjitteratthenetworkoutputport.125.1.7.3Octetslip.125.1.7.4Error.125.1.7.4.1Erroredseconds.125.1.7.4.2Severelyerroredseconds.12AnnexA(normative):Testmethods.13A.1General.13A.1.1Equipmentconnection.13A.1.2Sequenceofperformingthetests.13A.2Testmethods.14A.2.1Informationtransferrate,susceptance,structureandsymmetry.14A.2.2Delay.15A.2.3Jitter.15A.2.4Errorandoctetslip.16AnnexB(informative):Reductionofthemeasuringperiodforerror.17B.1Introduction.17B.2Explanation.17AnnexC(informative):Bibliography.20History.21SIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)4IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.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)hasbeenproducedbyETSITechnicalCommitteeAccessandTerminals(AT).ThepresentdocumentresultedfromamandatefromtheCommissionoftheEuropeanCommunity(CEC)toprovidestandardsforsupportoftheDirectiveonOpenNetworkProvision(ONP)ofleasedlines(92/44/EEC).Therearetwootherstandardsdirectlyrelatedtothepresentdocument:-EN300288:"AccessandTerminals(AT);64kbit/sdigitalunrestrictedleasedlinewithoctetintegrity(D64U);Networkinterfacepresentation";-EN300290:"AccessandTerminals(AT);64kbit/sdigitalunrestrictedleasedlinewithoctetintegrity(D64U);Terminalequipmentinterface".ThepresentdocumentisbasedoninformationfromITU-TRecommendationsandETSIpublicationsandtherelevantdocumentsarequotedwhereappropriate.NationaltranspositiondatesDateofadoptionofthisEN:29June2001DateoflatestannouncementofthisEN(doa):30September2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):31March2002DateofwithdrawalofanyconflictingNationalStandard(dow):31March2002SIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)5IntroductionTheCouncilDirectiveontheapplicationofOpenNetworkProvision(ONP)toleasedlines(92/44/EEC)concernstheharmonizationofconditionsforopenandefficientaccessto,anduseof,theleasedlinesprovidedoverpublictelecommunicationsnetworks,andtheavailabilitythroughouttheCommunity(EEC)ofaminimumsetofleasedlineswithharmonizedtechnicalcharacteristics.TheconsequenceoftheDirectiveisthatTelecommunicationsOrganizationswithintheEECshallmakeavailableasetofleasedlinesbetweenpointsinthesecountrieswithspecifiedconnectioncharacteristicsandspecifiedinterfaces.UndertheDirective91/263/EEClaterreplacedby98/13/EC,terminalequipmentforconnectiontotheseleasedlineswasrequiredtofulfilcertainessentialrequirements.Thepresentversionofthepresentdocumenthasbeenproducedtointroducesomenecessarychanges.ITU-TRecommendationI.340forISDNconnectiontypeswasusedasabasisfortheconnectioncharacteristics.SIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)61ScopeThepresentdocumentspecifiesthetechnicalrequirementsandtestprinciplesfortheconnectioncharacteristicsofONP64kbit/sdigitalunrestrictedleasedlineswithoctetintegrity.Theleasedlineprovidesaccesstothefulldigitalbitrateof64kbit/s,withnetworktimingforbothdirectionsofthetransmission,withnorestrictionsonthebinarycontent.AconnectionispresentedviainterfacesatNetworkTerminationPoints(NTP)andincludesanyequipmentthatmayprovidetheNTP.Signalsbetweenterminalequipmentsaresubjecttoimpairmentsduringtheirtransferovertheconnection.Thelimitstotheseimpairmentsarestatedinthepresentdocument,andtheselimitsapplyonlywheretheterminaloutputsignalsaresynchronouswiththeoutputoftheleasedline.Togetherwiththecompanionstandard,EN300288[2]definingthenetworkinterfacepresentation,thepresentdocumentdescribestheserviceoffered.Thetestsspecifiedinthepresentdocumentcannotbecarriedout,norcantheperformancebemonitoredbytheleasedlineprovider,whiletheleasedlineisinservice,i.e.carryingusers'traffic.Thusthetestsaredesignedforbringingintoandreturningintoservice,althoughthereisnoobligationtoperformthesetestseachtimealeasedlineisbroughtintoorreturnedintoservice.Thepresentdocumentisapplicableforleasedlines,includingparttimeleasedlines,forwhichtheestablishmentorreleasedoesnotrequireanyprotocolexchangeorotherinterventionattheNTP.Thepresentdocumentspecifiesthecompliancetestsfortheconnectionrequirements.Thepresentdocumentdoesnotincludedetailsconcerningtheimplementationofthetests,nordoesitincludeinformationonanyrelevantregulations.ThepresentdocumentdescribesthosecharacteristicsoftheconnectionthatcannotbedeterminedonlybytheequipmentprovidingtheNTPs.Therelatedstandard,EN300288[2],definesthenetworkinterfacepresentationandplacesnofurtherconstraintsontheconnection.2ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ITU-TRecommendationO.152(1992):"Errorperformancemeasuringequipmentforbitratesof64kbit/sandNx64kbit/s".[2]ETSIEN300288:"AccessandTerminals(AT);64kbit/sdigitalunrestrictedleasedlinewithoctetintegrity(D64U);Networkinterfacepresentation".SIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)73DefinitionsForthepurposesofthepresentdocument,thetermsanddefinitionsgiveninITU-TRecommendationG.821andthefollowingapply.Leasedlines:telecommunicationsfacilitiesprovidedbyapublictelecommunicationsnetworkthatprovidedefinedtransmissioncharacteristicsbetweennetworkterminationpointsandthatdonotincludeswitchingfunctionsthattheusercancontrol,(e.g.on-demandswitching)NetworkTerminationPoint(NTP):allphysicalconnectionsandtheirtechnicalaccessspecificationswhichformpartofthepublictelecommunicationsnetworkandarenecessaryforaccesstoandefficientcommunicationthroughthatpublicnetworkUnavailabilityperiod:periodoftimebeginningatthefirstof10consecutiveseverelyerroredsecondsandendingimmediatelybeforethefirstfollowingperiodof10consecutivesecondsnoneofwhichareseverelyerroredErroredsecond:secondwithoneormorebiterrorsSeverelyerroredsecond:secondwhereatleast0,1%ofthebitsareerroredSlip:oneormoreextraormissingconsecutiveunitintervalsinthebitstreamOctetslip:slipofonecompleteoctetErroredSecondsRatio(ESR):ratiooferroredsecondsoverallsecondswithinaspecifiedmeasuringperiod,whereneitherarecountedduringunavailabilityperiodsSeverelyErroredSecondsRatio(SESR):ratioofseverelyerroredsecondsoverallsecondswithinaspecifiedmeasuringperiod,whereneitherarecountedduringunavailabilityperiodsSatellitetransmission:transmissionviaanearthorbitingsatellite4AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:D64U64kbit/sdigitalunrestrictedONPleasedlinewithoctetintegrityESRErroredSecondsRatioHRXHypotheticalReferenceconfigurationNTPNetworkTerminationPointONPOpenNetworkProvisionPRBS(211-1)PseudoRandomBitSequence(asdefinedinclause2.1ofITU-TRecommendationO.152[1])RXReceive(asignalinputateithertheleasedlineinterfaceorthetestequipment)SESRSeverelyErroredSecondsRatioTXTransmit(asignaloutputateithertheleasedlineinterfaceorthetestequipment)UIUnitIntervalSIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)85RequirementsTheperformanceoftheleasedlineshallcomplywiththeserequirements,onlyiftheconditionsofsupplyofthenetworkequipmentthatprovidestheNTParemet,(e.g.iftheequipmentisconnectedtoanappropriatepowersupplyonthecustomer'spremises).TheITU-Tattributetechniqueisusedtoexpresstheconnectionrequirements.ThefollowingattributesfromITU-TRecommendationI.140areconsideredrelevantforthepresentdocument:• informationtransferrate;• informationtransfersusceptance;• structure;• establishmentofcommunication;• symmetry;• connectionconfiguration;• networkperformance.NOTE:"Bitrate"isequivalentto"informationtransferrate"inthepresentdocument.Thefollowingnetworkperformancesub-attributesareconsideredrelevantforthepresentdocument:• transmissiondelay;• jitter;• octetslip;• error.5.1AttributesTheconnectionattributesaredisplayedintable1.Ineffect,theseattributesdefinetheservicebeingoffered.Thevaluesandtheassociatedcompliancetestscanbefoundinthesubsequentclauses.Table1:ConnectionattributesConnectiontypeattributesValueDescriptionNatureReferenceclause:Informationtransferrate64kbit/sSee5.1.1InformationtransfersusceptanceUnrestricteddigitalSee5.1.2StructureOctetintegritySee5.1.3EstablishmentofcommunicationWithoutuserinterventionSee5.1.4SymmetrySymmetricalinbothdirectionsSee5.1.5CommunicationconfigurationPointtopointSee5.1.6Networkperformancesub-attributesConnectiontypeattributesValueDescriptionNatureReferenceclause:TransmissiondelayTerrestrialandsatelliteoptionsSee5.1.7.1JitterInputandoutputportsSee5.1.7.2Octetslip5per24hourperiodSee5.1.7.3ErrorparametersTimeintervalwitherroredblocksValueDescriptionNatureReferenceclause:Erroredseconds5324per24hourperiodSee5.1.7.4.1Severelyerroredseconds105per24hourperiodSee5.1.7.4.2SIST EN 300 289 V1.2.1:2003



ETSIETSIEN300289V1.2.1(2001-07)95.1.1InformationtransferrateRequirement:Theconnectionshallbecapableoftransferringinformationatanominalinformationrateof64kbit/swhichshallbesynchronoustothenetworktiming.NOTE:Networktimingistimingthatisderivedfromthesourceorsourcesoftimingthatareusedforthewholenetwork.Thusthetimingprovidedbytheleasedlinewillbesimilartothatprovidedbyotherdigitalservices.Test:ThetestshallbeconductedaccordingtoclauseA.2.1.5.1.2InformationtransfersusceptanceRequirement:Theconnectionshallbecapableoftransferringunrestricteddigitalinformation.Test:ThetestshallbeconductedaccordingtoclauseA.2.1.5.1.3StructureRequirement:Theconnectionshallbecapableoftransferringtheoctettimingpresentattheinput.NOTE:Whenthereisnoinputsignaloroctettimingisnotpresentattheleasedlinedistantinputorwhenthereisafailureintheleasedlineconnection,theoctettimingattheleasedlineoutputwillnotbemeaningful.Test:ThetestshallbeconductedaccordingtoclauseA.2.1.5.1.4EstablishmentofcommunicationRequirement:EstablishmentorreleaseoftheconnectionshallnotrequireanyprotocolexchangeorotherinterventionattheNTPbytheuser.Test:Bydeclaration.5.1.5SymmetryRequirement:Theconnectionshallbesymmetrical,i.e.eachdirectionoftransmissionshallhavethesameinformationtransfercapabi
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