ITU-T I.Sup1 (03 1998)(英) Generic service descriptions……

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1、INTERNATIONALTELECOMMUNICATIONUNIONITU-TSeriesITELECOMMUNICATIONSupplement1STANDARDIZATIONSECTOROFITU(03/98)SERIESI:INTEGRATEDSERVICESDIGITALNETWORKServicecapabilities–SupplementaryservicesinISDNGenericservicedescriptionsfortensupplementaryservicesdefinedinI.250–SeriesRecommendationsSupplement1to

2、ITU-TI–SeriesRecommendations(PreviouslyCCITTRecommendations)ITU-TI-SERIESRECOMMENDATIONSINTEGRATEDSERVICESDIGITALNETWORKGENERALSTRUCTURETerminologyI.110–I.119DescriptionofISDNsI.120–I.129GeneralmodellingmethodsI.130–I.139TelecommunicationnetworkandserviceattributesI.140–I.149Generaldescriptionofa

3、synchronoustransfermodeI.150–I.199SERVICECAPABILITIESScopeI.200–I.209GeneralaspectsofservicesinISDNI.210–I.219CommonaspectsofservicesintheISDNI.220–I.229BearerservicessupportedbyanISDNI.230–I.239TeleservicessupportedbyanISDNI.240–I.249SupplementaryservicesinISDNI.250–I.299OVERALLNETWORKASPECTSAND

4、FUNCTIONSNetworkfunctionalprinciplesI.310–I.319ReferencemodelsI.320–I.329Numbering,addressingandroutingI.330–I.339ConnectiontypesI.340–I.349PerformanceobjectivesI.350–I.359ProtocollayerrequirementsI.360–I.369GeneralnetworkrequirementsandfunctionsI.370–I.399ISDNUSER-NETWORKINTERFACESApplicationofI

5、-seriesRecommendationstoISDNuser-networkinterfacesI.420–I.429Layer1RecommendationsI.430–I.439Layer2RecommendationsI.440–I.449Layer3RecommendationsI.450–I.459Multiplexing,rateadaptionandsupportofexistinginterfacesI.460–I.469AspectsofISDNaffectingterminalrequirementsI.470–I.499INTERNETWORKINTERFACE

6、SI.500–I.599MAINTENANCEPRINCIPLESI.600–I.699B-ISDNEQUIPMENTASPECTSATMequipmentI.730–I.739TransportfunctionsI.740–I.749ManagementofATMequipmentI.750–I.799Forfurtherdetails,pleaserefertoITU-TListofRecommendations.SUPPLEMENT1TOITU-TI-SERIESRECOMMENDATIONSGENERICSERVICEDESCRIPTIONSFORTENSUPPLEMENTARY

7、SERVICESDEFINEDINI.250-SERIESRECOMMENDATIONSSourceSupplement1toITU-TI-SeriesRecommendationswaspreparedbyITU-TStudyGroup2(1997-2000)andwasapprovedundertheWTSCResolutionNo.5procedureonthe9thofMarch1998.FOREWORDITU(Intern