ETSI TS 122 081
- Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Line identification Suplementary Services; Stage 1 (3GPP TS 22.081 version 4.0.0 Release 4)
- standard by European Telecommunications Standards Institute, 03/01/2001
- Publisher: ETSI
$11.00$21.51
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