ITU-T I.377 (10 2000 (英) Network requirements to support……

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1、INTERNATIONALTELECOMMUNICATIONUNIONI.377TELECOMMUNICATION(10/2000)STANDARDIZATIONSECTOROFITUSERIESI:INTEGRATEDSERVICESDIGITALNETWORKOverallnetworkaspectsandfunctions–GeneralnetworkrequirementsandfunctionsNetworkrequirementstosupportchargingandaccounti

2、nginB-ISDNITU-TRecommendationI.377(PreviouslyCCITTRecommendation)ITU-TI-SERIESRECOMMENDATIONSINTEGRATEDSERVICESDIGITALNETWORKGENERALSTRUCTURETerminologyI.110–I.119DescriptionofISDNsI.120–I.129GeneralmodellingmethodsI.130–I.139Telecommunicationnetworka

3、ndserviceattributesI.140–I.149GeneraldescriptionofasynchronoustransfermodeI.150–I.199SERVICECAPABILITIESScopeI.200–I.209GeneralaspectsofservicesinISDNI.210–I.219CommonaspectsofservicesintheISDNI.220–I.229BearerservicessupportedbyanISDNI.230–I.239Teles

4、ervicessupportedbyanISDNI.240–I.249SupplementaryservicesinISDNI.250–I.299OVERALLNETWORKASPECTSANDFUNCTIONSNetworkfunctionalprinciplesI.310–I.319ReferencemodelsI.320–I.329Numbering,addressingandroutingI.330–I.339ConnectiontypesI.340–I.349Performanceobj

5、ectivesI.350–I.359ProtocollayerrequirementsI.360–I.369GeneralnetworkrequirementsandfunctionsI.370–I.399ISDNUSER-NETWORKINTERFACESApplicationofI-LettresRecommendationstoISDNuser-networkinterfacesI.420–I.429Layer1RecommendationsI.430–I.439Layer2Recommen

6、dationsI.440–I.449Layer3RecommendationsI.450–I.459Multiplexing,rateadaptionandsupportofexistinginterfacesI.460–I.469AspectsofISDNaffectingterminalrequirementsI.470–I.499INTERNETWORKINTERFACESI.500–I.599MAINTENANCEPRINCIPLESI.600–I.699B-ISDNEQUIPMENTAS

7、PECTSATMequipmentI.730–I.739TransportfunctionsI.740–I.749ManagementofATMequipmentI.750–I.799Forfurtherdetails,pleaserefertoITU-TListofRecommendations.ITU-TRECOMMENDATIONI.377NETWORKREQUIREMENTSTOSUPPORTCHARGINGANDACCOUNTINGINB-ISDNSummaryThisRecommend

8、ationspecifiesthenetworkcapabilitiestosupporttheregistrationandcommunicationofinformationrequiredforchargingandaccountingofATMconnectionsinordertosupportthechargingandaccountingprinciplesasdefinedinRecommendationD.224.Itspecifiestheeventstober