ITU-T I.741 (07 1999)(英) Interworking and interconnection……

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1、INTERNATIONALTELECOMMUNICATIONUNIONI.741TELECOMMUNICATION(06/99)STANDARDIZATIONSECTOROFITUSERIESI:INTEGRATEDSERVICESDIGITALNETWORKB-ISDNequipmentaspects–TransportfunctionsInterworkingandinterconnectionbetweenATMandswitchedtelephonenetworksforthetransmissionofspeech,voicebanddataa

2、ndaudiosignalsITU-TRecommendationI.741(PreviouslyCCITTRecommendation)ITU-TI-SERIESRECOMMENDATIONSINTEGRATEDSERVICESDIGITALNETWORKGENERALSTRUCTURETerminologyI.110–I.119DescriptionofISDNsI.120–I.129GeneralmodellingmethodsI.130–I.139TelecommunicationnetworkandserviceattributesI.140–

3、I.149GeneraldescriptionofasynchronoustransfermodeI.150–I.199SERVICECAPABILITIESScopeI.200–I.209GeneralaspectsofservicesinISDNI.210–I.219CommonaspectsofservicesintheISDNI.220–I.229BearerservicessupportedbyanISDNI.230–I.239TeleservicessupportedbyanISDNI.240–I.249Supplementaryservic

4、esinISDNI.250–I.299OVERALLNETWORKASPECTSANDFUNCTIONSNetworkfunctionalprinciplesI.310–I.319ReferencemodelsI.320–I.329Numbering,addressingandroutingI.330–I.339ConnectiontypesI.340–I.349PerformanceobjectivesI.350–I.359ProtocollayerrequirementsI.360–I.369Generalnetworkrequirementsand

5、functionsI.370–I.399ISDNUSER-NETWORKINTERFACESApplicationofI-seriesRecommendationstoISDNuser-networkinterfacesI.420–I.429Layer1RecommendationsI.430–I.439Layer2RecommendationsI.440–I.449Layer3RecommendationsI.450–I.459Multiplexing,rateadaptionandsupportofexistinginterfacesI.460–I.

6、469AspectsofISDNaffectingterminalrequirementsI.470–I.499INTERNETWORKINTERFACESI.500–I.599MAINTENANCEPRINCIPLESI.600–I.699B-ISDNEQUIPMENTASPECTSATMequipmentI.730–I.739TransportfunctionsI.740–I.749ManagementofATMequipmentI.750–I.799Forfurtherdetails,pleaserefertoITU-TListofRecommen

7、dations.ITU-TRECOMMENDATIONI.741INTERWORKINGANDINTERCONNECTIONBETWEENATMANDSWITCHEDTELEPHONENETWORKSFORTHETRANSMISSIONOFSPEECH,VOICEBANDDATAANDAUDIOSIGNALSSummaryThisRecommendationprovidesrequirementsfortheinterworkingandinterconnectionfunctionsbetweenpublicATMandothertypesofpubl

8、icswitchedtelephonenetworks(includingwir