No products
View larger M00001607
New product
ETSI TS 129 235 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Interworking between SIP-I based circuit-switched core network and other networks (3GPP TS 29.235 version 8.9.0 Release 8)
standard by European Telecommunications Standards Institute, 01/01/2019
In stock