Digital cellular telecommunications system (Phase 2+) (GSM); GSM Cordless Telephony System (CTS), Phase 1; CTS supervising system layer 3 specification (3GPP TS 44.057 version 15.0.0 Release 15)
NORMA vydaná dňa 4.7.2018
Designation standards: ETSI TS 144057-V15.0.0
Publication date standards: 4.7.2018
The number of pages: 49
Approximate weight : 147 g (0.32 lbs)
Country: European technical standard
Kategória: Technické normy ETSI