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ITU-T Q.2010 Broadband integrated services digital network overview - Signalling capability set 1, release 1
ITU-T E.104 International telephone directory assistance service and public access
ITU-T E.109 International billed number screening procedures for collect and third-party calling
ITU-T Q.2140 B-ISDN ATM adaptation layer - Service specific coordination function for signalling at the network node interface (SSCF at NNI)
ITU-T Q.2951 Stage 3 description for number identification supplementary services using B-ISDN Digital Subscriber Signalling System No. 2 (DSS 2) - Basic call - Clause 1: Direct Dialling-In (DDI); Clause 2: Multiple Subscriber Number (MSN); Clause 3: Calling Line Identification Presentation (CLIP); Clause 4: Calling Line Identification Restriction (CLIR);...
ITU-T Q.76 Service procedures for universal personal telecommunication - Functional modelling and information flows
ITU-T Q.2931 Digital Subscriber Signalling System No. 2 - User-Network Interface (UNI) layer 3 specification for basic call/connection control
ITU-T Q.923 Specification of a synchronization and coordination function for the provision of the OSI connection-mode network service in an ISDN environment
ITU-T T.502 Document application profile PM-11 for the interchange of simple structure, character content documents in processable and formatted forms
ITU-T T.521 Communication application profile BT0 for document bulk transfer based on the session service
ITU-T G.726 Annex A 40, 32, 24, 16 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM) - Annex A: Extensions of recommendation G.726 for use with uniform-quantized input and output