Normy ETSI - Evropský úřad pro normalizaci v telekomunikacích - strana 257

Radio Equipment and Systems (RES); European Radio MEssaging Service (ERMES); Two Way Paging system

Norma vydána dne 30.7.1997

Digital cellular telecommunications system (Phase 2+) (GSM); High Speed Circuit Switched Data (HSCSD); Stage 2 (GSM 03.34)

Norma vydána dne 30.4.1997

Digital cellular telecommunications system (Phase 2+) (GSM); High Speed Circuit Switched Data (HSCSD); Stage 2 (GSM 03.34 version 5.1.0 Release 1996 )

Norma vydána dne 31.7.1998

Digital cellular telecommunications system (Phase 2+) (GSM); High Speed Circuit Switched Data (HSCSD) - Stage 2 (GSM 03.34 version 5.2.0 Release 1996 )

Norma vydána dne 26.5.1999

Digital cellular telecommunications system (Phase 2+) (GSM); High Speed Circuit Switched Data (HSCSD); Stage 2 (GSM 03.34 version 6.0.0 Release 1997 )

Norma vydána dne 29.4.1999

Digital cellular telecommunications system (Phase 2+) (GSM); High Speed Circuit Switched Data (HSCSD) - Stage 2 (GSM 03.34 version 7.0.0 Release 1998)

Norma vydána dne 13.8.1999

Terrestrial Trunked Radio (TETRA); Security; Lawful Interception (LI) interface

Norma vydána dne 15.5.1997

Human Factors (HF); European harmonization of network generated tones; Part 1: A review and recommendations

Norma vydána dne 30.5.1997

Human Factors (HF); European harmonization of network generated tones; Part 2: Listing and analysis of European, World and Standardized tones

Norma vydána dne 30.5.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Basic call handling; Technical realization (GSM 03.18)

Norma vydána dne 30.4.1997