Terminal Equipment (TE) - Narrowband networks (PSTN or ISDN) - Access to interactive audio-visual retrievial services without datafacility - Access for ISDN or PSTN videophony terminals to audio-visual databases
Edition 2000-11-01

Integrated services digital network (ISDN) - Narrowband multi-service delivery system (NMDS) - Part 6: abstract test suite (ATS) and partial protocol implementation extra information for testing (PIXIT) specification for the NMDS layer 2 PSTN-GW function (NTN side) (V1.1.1)
Edition 2014-03-19

Integrated services digital network (ISDN) - Narrowband multi-service delivery system (NMDS) - Part 7: abstract test suite (ATS) and partial protocol implementation extra information for testing (PIXIT) specification for the PSTN NMDS interface layer 3 (NTN side) (V1.1.1)
Edition 2014-03-19

Satellite Earth Stations and Systems (SES) - Harmonised Standard for Mobile Earth Stations (MES) operating in the 1 980 MHz to 2 010 MHz (earth-to-space) and 2 170 MHz to 2 200 MHz (space-to-earth) frequency bands covering the essential requirements of article 3.2 of the Directive 2014/53/EU - Part 3: User Equipment (UE) for narrowband systems (V2.1.1)
Edition 2024-03-06