ITU-TE.771(101996)(英)Networkgradeofservice…….pdf

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1、INTERNATIONALTELECOMMUNICATIONUNION)45 4%TELECOMMUNICATION(10/96)STANDARDIZATIONSECTOROFITUSERIESE:TELEPHONENETWORKANDISDNQualityofservice,networkmanagementandtrafficengineering–Trafficengineering–Mobilenetworktrafficengineering.ETWORKGRADEOFSERVICEPARAMETERSANDTA

2、RGETVALUESFORCIRCUIT SWITCHEDPUBLICLANDMOBILESERVICESITU-TRecommendationE.771(PreviouslyCCITTRecommendation)ITU-TE-SERIESRECOMMENDATIONS4%,%0(/.%.%47/2+!.$)3$./0%2!4)/..5-"%2).'2/54).'!.$-/"),%3%26)#%3INTERNATIONALOPERATIONE.100–E.229OPERATIONALPROVISIONSRELA

3、TINGTOCHARGINGANDACCOUNTINGINE.230–E.299THEINTERNATIONALTELEPHONESERVICEUTILIZATIONOFTHEINTERNATIONALTELEPHONENETWORKFORNON-E.300–E.329TELEPHONYAPPLICATIONSISDNPROVISIONSCONCERNINGUSERSE.330–E.39915!,)49/&3%26)#%.%47/2+-!.!'%-%.4!.$42!&&)#%.').%%2).'NETWORKMANAGEMEN

4、TE.400–E.489InternationalservicestatisticsE.400–E.409InternationalnetworkmanagementE.410–E.419CheckingthequalityoftheinternationaltelephoneserviceE.420–E.489TRAFFICENGINEERINGE.490–E.799MeasurementandrecordingoftrafficE.490–E.505ForecastingoftrafficE.506–E.509Determinationo

5、fthenumberofcircuitsinmanualoperationE.510–E.519Determinationofthenumberofcircuitsinautomaticandsemi-automaticoperationE.520–E.539GradeofserviceE.540–E.599DefinitionsE.600–E.699ISDNtrafficengineeringE.700–E.749-OBILENETWORKTRAFFICENGINEERING%%QUALITYOFTELECOMMUNI

6、CATIONSERVICES:CONCEPTS,MODELS,E.800–E.899OBJECTIVESANDDEPENDABILITYPLANNINGTermsanddefinitionsrelatedtothequalityoftelecommunicationservicesE.800–E.809ModelsfortelecommunicationservicesE.810–E.844ObjectivesforqualityofserviceandrelatedconceptsoftelecommunicationE.845–E.859

7、servicesUseofqualityofserviceobjectivesforplanningoftelecommunicationnetworksE.860–E.879Fielddatacollectionandevaluationontheperformanceofequipment,networksE.880–E.899andservicesForfurtherdetails,pleaserefertoITU-TListofRecommendations.ITU-TRECOMMENDATIONE.771NETWORKGRADEOF

8、SERVICEPARAMETERSANDTARGETVALUESFORCIRCUIT-SWITCHEDPUBLICLANDMOBILESERVICESSummary