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ITU-T N.60 Nominal amplitude of video signals at video interconnection points
ITU-T I.256.2c Charging supplementary services : Advice of charge: charging information at the end of the call (AOC-E)
ITU-T N.67 Monitoring television transmissions - Use of the field blanking interval
ITU-T N.62 Tests to be made during the line-up period that precedes a television transmission
ITU-T Q.920 ISDN user-network interface data link layer - General aspects
ITU-T Q.1151 Interfaces for interworking between the INMARSAT aeronautical mobile-satellite system and the international public switched telephone network/ISDN
ITU-T U.46 Interruption of automatic transmission and flow control in the international telex service
ITU-T U.210 Intex service network requirements to effect interworking with the international telex service
ITU-T U.205 Store-and-retrieve facility for the delivery of messages from a terminal of the international telex service to a data terminal equipment which connects to a packet-switched public data network over the public switched telephone network
ITU-T Z.352 Data oriented human-machine interface specification technique - Scope, approach and reference model