ETSI TS 129 018
- Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); General Packet Radio Service (GPRS); Serving GPRS Support Node (SGSN) - Visitors Location Register (VLR); Gs interface layer 3 specification (3
- standard by European Telecommunications Standards Institute, 12/01/2001
- Publisher: ETSI
$26.00$52.50
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