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ITU-T I.258.1 Mobility and modification supplementary services : Terminal portability (TP)
ITU-T I.241.8 Teleservices supported by an ISDN : Teleaction stage one service description
ITU-T I.257.1 Additional information transfer supplementary services : User-to-User Signalling (UUS)
ITU-T Q.956.3 Stage 3 description for charging supplementary services using DSS 1 : Reverse charging
ITU-T Q.956.2 Stage 3 description for charging supplementary services using DSS 1 : Advice of charge
ITU-T Q.86.2 Stage 2 description for charging supplementary services : Advice of charge (AOC)
ITU-T Q.1301 Telecommunication applications for switches and computers (TASC) - TASC Architecture
ITU-T J.81 AMD 1 Transmission of component-coded digital television signals for contribution-quality applications at the third hierarchical level of ITU-T recommendation G.702; Appendix II: Guidelines for implementation of a complete television codec
ITU-T T.432 AMD 1 Revisions of T.432 to support G4 colour and file transfer
ITU-T T.433 AMD 1 Revisions of T.433 to support G4 colour and file transfer