ITU-T I.259.1 (07 1996) (英) Screening supplementary services……

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1、INTERNATIONALTELECOMMUNICATIONUNION)45 4)TELECOMMUNICATION(07/96)STANDARDIZATIONSECTOROFITUSERIESI:INTEGRATEDSERVICESDIGITALNETWORKServicecapabilities–SupplementaryservicesinISDN3CREENINGSUPPLEMENTARYSERVICES!DDRESSSCREENING!$3ITU-TRecommendationI.259-1(PreviouslyCCITTRecommend

2、ation)ITU-TI-SERIESRECOMMENDATIONS).4%'2!4%$3%26)#%3$)')4!,.%47/2+GENERALSTRUCTUREI.100–I.199TerminologyI.110–I.119DescriptionofISDNsI.120–I.129GeneralmodellingmethodsI.130–I.139TelecommunicationnetworkandserviceattributesI.140–I.149GeneraldescriptionofasynchronoustransfermodeI.150–I.19

3、9SERVICECAPABILITIESI.200–I.299ScopeI.200–I.209GeneralaspectsofservicesinISDNI.210–I.219CommonaspectsofservicesintheISDNI.220–I.229BearerservicessupportedbyanISDNI.230–I.239TeleservicessupportedbyanISDNI.240–I.2493UPPLEMENTARYSERVICESIN)3$.))OVERALLNETWORKASPECTSANDFUNCTIONSI.30

4、0–I.399NetworkfunctionalprinciplesI.310–I.319ReferencemodelsI.320–I.329Numbering,addressingandroutingI.330–I.339ConnectiontypesI.340–I.349PerformanceobjectivesI.350–I.359ProtocollayerrequirementsI.360–I.369GeneralnetworkrequirementsandfunctionsI.370–I.399ISDNUSER-NETWORKINTERFACESI.400–I.4

5、99ApplicationofI-seriesRecommendationstoISDNuser-networkinterfacesI.420–I.429Layer1RecommendationsI.430–I.439Layer2RecommendationsI.440–I.449Layer3RecommendationsI.450–I.459Multiplexing,rateadaptionandsupportofexistinginterfacesI.460–I.469AspectsofISDNaffectingterminalrequirementsI.470–I.4

6、99INTERNETWORKINTERFACESI.500–I.599MAINTENANCEPRINCIPLESI.600–I.699B-ISDNEQUIPMENTASPECTSI.700–I.799ATMequipmentI.730–I.749ManagementofATMequipmentI.750–I.799Forfurtherdetails,pleaserefertoITU-TListofRecommendations.ITU-TRECOMMENDATIONI.259.1SCREENINGSUPPLEMENTARYSERVICES:ADDRESSSCREENING(

7、ADS)SummaryAddressScreening(ADS)isasupplementaryservicethatcanbeprovidedinassociationtoadatatransferservice.Itprovidesrestrictionsontheusersendingdataunitstocertaindestinationusersand/ortheuserreceivingdataunitsfromcertainsourceusers.SourceITU-TRecommendationI