ETS 300 238 : 20002 PRIVATE TELECOMMUNICATIONS NETWORK (PTN) - INTER-EXCHANGE SIGNALLING PROTOCOL NAME IDENTIFICATION SUPPLEMENTARY SERVICES European Telecommunications Standards Institute
ETR 346 : 20001 RADIO EQUIPMENT AND SYSTEMS (RES) - TRANS-EUROPEAN TRUNKED RADIO (TETRA) - AIR INTERFACE (AI) LAYER 2 AND 3 PROTOCOL VALIDATION European Telecommunications Standards Institute
ETS 300 141-6 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL HOLD (HOLD) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA European Telecommunications...
ETS 300 745-1 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); MESSAGE WAITING INDICATION (MWI) SUPPLEMENTARY SERVICE; DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL; PROTOCOL SPECIFICATION European Telecommunications Standards Institute
ETS 300 080 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - ISDN LOWER LAYER PROTOCOLS FOR TELEMATIC TERMINALS European Telecommunications Standards Institute
ETR 237 : 20001 SECURITY TECHNIQUES ADVISORY GROUP (STAG) - BASELINE SECURITY STANDARDS - FEATURES AND MECHANISMS European Telecommunications Standards Institute
ETS 300 699 : 20001 DIGITAL ENHANCED CORDLESS TELECOMMUNICATIONS (DECT) - DATA SERVICES PROFILE (DSP) - GENERIC DATA LINK SERVICE FOR CLOSED USER GROUPS European Telecommunications Standards Institute
ETR 359 : 20001 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM - GENERAL NETWORK INTERWORKING SCENARIOS European Telecommunications Standards Institute
ETS 300 185-1 : 20001 INTEGRATED SERVICES NETWORK (ISDN); CONFERENCE CALL ADD ON (CONF) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM No. ONE(DSS1) PROTOCOL (T/S 46 33K) European Telecommunications Standards Institute
ETSI GSM 08.04 : 050000 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM; BASE STATION SYSTEM - MOBILE-SERVICES SWITCHING CENTRE (BSS-MSC) INTERFACE; LAYER 1 SPECIFICATION European Telecommunications Standards Institute
ETS 300 179 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); ADVICE OF CHARGE: CHARGING INFORMATION DURING THE CALL (AOC-D) SUPPLEMENTARY SERVICE - SERVICE DESCRIPTION European Telecommunications Standards Institute
ETS 300 586 : 20002 EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - USE OF THE V SERIES DATA TERMINAL EQUIPMENT - DATA CIRCUIT TERMINATING EQUIPMENT (DTE-DCE) INTERFACE AT THE MOBILE STATION (MS) FOR MOBILE TERMINATION (MT) CONFIGURATION European Telecommunications Standards Institute