ETS 300 060 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); SUBADDRESSING (SUB) SUPPLEMENTARY SERVICE - FUNCTIONAL CAPABILITIES AND INFORMATION FLOWS European Telecommunications Standards Institute
ETR 058 : 20001 TERMINAL EQUIPMENT (TE) - TECHNICAL REQUIREMENTS FOR PACKET SWITCHED PUBLIC DATA NETWORK (PSPDN) INDIRECT ACCESS European Telecommunications Standards Institute
ETS 300 346 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); SIGNALLING SYSTEM NO. 7; MESSAGE TRANSFER PART (MTP) PROTOCOL TESTER (MT) European Telecommunications Standards Institute
ETS 300 356-17 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); SIGNALLING SYSTEM NO.7; ISDN USER PART (ISUP) VERSION 2 FOR THE INTERNATIONAL INTERFACE PART 17: CALL WAITING (CW) SUPPLEMENTARY SERVICE European Telecommunications Standards Institute
ETR 308 : 20001 DIGITAL ENHANCED CORDLESS TELECOMMUNICATIONS (DECT) - SERVICES FACILITIES AND CONFIGURATIONS FOR DECT IN THE LOCAL LOOP European Telecommunications Standards Institute
ETS 300 161 : 20002 SATELLITE EARTH STATIONS (SES); CENTRALISED CONTROL AND MONITORING FUNCTIONS FOR VSAT NETWORKS European Telecommunications Standards Institute
ETR 340 : 20001 TELECOMMUNICATIONS SECURITY European Telecommunications Standards Institute
ETS 300 097-4 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CONNECTED LINE IDENTIFICATION PRESENTATION (COLP) SUPPLEMENTARY SERVICE; DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL; ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION FOR THE...
ETS 300 273 : 20001 NETWORK ASPECTS (NA) - METROPOLITAN AREA NETWORK (MAN) - MEDIUM ACCESS CONTROL (MAC) LAYER MANAGEMENT European Telecommunications Standards Institute
ETR 087 : 20001 BUSINESS TELECOMMUNICATIONS (BT) - OPEN NETWORK PROVISION (ONP) TECHNICAL REQUIREMENTS; STANDARDISATION REQUIREMENTS FOR ONP LEASED LINES - HIGHER ORDER LEASED LINES European Telecommunications Standards Institute
ETS 300 382 : 20001 TERMINAL EQUIPMENT (TE) - VIDEOTEX ENHANCED MAN MACHINE INTERFACE SERVICE (VEMMI) European Telecommunications Standards Institute
ETR 352 : 20001 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM - SUPPORT OF VIDEOTEX European Telecommunications Standards Institute