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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); SIP-I based circuit-switched core network; Stage 2 (3GPP TS 23.231 version 12.0.0 Release 12)
STANDARD published on 15.10.2014
Designation standards: ETSI TS 123231-V12.0.0
Publication date standards: 15.10.2014
SKU: NS-324468
The number of pages: 75
Approximate weight : 225 g (0.50 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2026-09-11 (Number of items: 2 300 165)
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