ETS 300 141-3 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL HOLD (HOLD) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) - TEST SUITE STRUCTURE AND TEST PURPOSES (TSS&TP) SPECIFICATION FOR THE USER European Telecommunications Standards Institute
ETS 300 297 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - ACCESS DIGITAL SECTION FOR ISDN BASIC ACCESS European Telecommunications Standards Institute
ETR 366 : 20002 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM - MULTIBAND OPERATION OF GSM/DCS 1800 BY A SINGLE OPERATOR European Telecommunications Standards Institute
ETR 182 : 20001 TERMINAL EQUIPMENT (TE); INTERCONNECTION OF DIRECTORY MANAGEMENT DOMAINS European Telecommunications Standards Institute
ETS 300 107 : 20001 TERMINAL EQUIPMENT (TE); INTERNATIONAL VIDEOTEXT INTERWORKING BETWEEN GATEWAYS European Telecommunications Standards Institute
ETR 285 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - USER-TO-USER SIGNALLING (UUS) SUPPLEMENTARY SERVICE - FUNCTIONAL CAPABILITIES AND INFORMATION FLOWS European Telecommunications Standards Institute
ETR 264 : 20001 CONNECTIONLESS BROADBAND DATA SERVICE (CBDS) - ASYNCHRONOUS TRANSFER MODE (ATM) - CBDS OVER ATM - COMPLEMENTARY INFORMATION TO ETS 300 479 European Telecommunications Standards Institute
ETS 300 664-1 : 20001 BROADBAND INTEGRATED SERVICES DIGITAL NETWORK (B-ISDN) - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. TWO (DSS2) PROTOCOL - CALLING LINE IDENTIFICATION RESTRICTION (CLIR) SUPPLEMENTARY SERVICE - PROTOCOL SPECIFICATION European Telecommunications Standards Institute
ETS 300 719-2 : 20001 RADIO EQUIPMENT AND SYSTEMS (RES); PRIVATE WIDE-AREA PAGING SERVICE; FUNCTIONAL CHARACTERISTICS AND ACCESS PROTOCOL FOR PRIVATE WIDE-AREA PAGING SYSTEMS ON SHARED CHANNELS European Telecommunications Standards Institute
ETS 300 200019-1-2 : 20001 EQUIPMENT ENGINEERING (EE); ENVIRONMENTAL CONDITIONS AND ENVIRONMENTAL TESTS FOR TELECOMMUNICATIONS EQUIPMENT - CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - TRANSPORTATION European Telecommunications Standards Institute
ETSI GSM 02.63 : 050000 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - PACKET DATA ON SIGNALLING CHANNELS SERVICE (PDS) - STAGE 1 European Telecommunications Standards Institute
ETR 107 : 20003 EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); EXAMPLE PROTOCOL FOR INTERCONNECTING CELL BROADCAST CENTRE (CBC) AND BASE STATION CONTROLLER (BSC) European Telecommunications Standards Institute