EN 300 219 : 2.1.1 LAND MOBILE SERVICE; RADIO EQUIPMENT TRANSMITTING SIGNALS TO INITIATE A SPECIFIC RESPONSE IN THE RECEIVER; HARMONISED STANDARD COVERING THE ESSENTIAL REQUIREMENTS OF ARTICLE 3.2 OF THE DIRECTIVE 2014/53/EU European Telecommunications Standards Institute
EN 300 440 : 2.1.1 SHORT RANGE DEVICES (SRD); RADIO EQUIPMENT TO BE USED IN THE 1 GHZ TO 40 GHZ FREQUENCY RANGE; HARMONISED STANDARD FOR ACCESS TO RADIO SPECTRUM European Telecommunications Standards Institute
ETSI GSM 12.08 : 4.2.1 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); SUBSCRIBER AND EQUIPMENT TRACE European Telecommunications Standards Institute
ETSI GSM 12.30 : 4.0.0 European Telecommunications Standards Institute
ETSI GSM 03.43 : 4.1.2 TECHNICAL REALIZATION OF VIDEOTEX European Telecommunications Standards Institute
ETSI GSM 06.02 : 4.0.2 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); HALF RATE SPEECH; TEST SEQUENCES FOR THE GSM HALF RATE SPEECH CODEC European Telecommunications Standards Institute
ETSI GSM 03.47 : 4.3.1 EXAMPLE PROTOCOL STACKS FOR INTERCONNECTING SCS AND MSCS European Telecommunications Standards Institute
EN 319 411-3 : 1.1.1 ELECTRONIC SIGNATURES AND INFRASTRUCTURES (ESI); POLICY AND SECURITY REQUIREMENTS FOR TRUST SERVICE PROVIDERS ISSUING CERTIFICATES; PART 3: POLICY REQUIREMENTS FOR CERTIFICATION AUTHORITIES ISSUING PUBLIC KEY CERTIFICATES European Telecommunications Standards Institute
EN 319 401 : 2.2.1 ELECTRONIC SIGNATURES AND INFRASTRUCTURES (ESI); GENERAL POLICY REQUIREMENTS FOR TRUST SERVICE PROVIDERS European Telecommunications Standards Institute
ETSI GSM 03.11 : 4.9.1 TECHNICAL REALIZATION OF SUPPLEMENTARY SERVICES - GENERAL ASPECTS European Telecommunications Standards Institute
ETSI GSM 04.05 : 4.0.3 MS-BSS DATA LINK LAYER - GENERAL ASPECTS European Telecommunications Standards Institute
I-ETS 300 302-4 : SEP 96 INTEGRATED SERVICES DIGITAL NETWORK - (ISDN) - VIDEOTELEPHONY TELESERVICE - AUDIO ASPECTS - WIDEBAND CODING European Telecommunications Standards Institute