No products
View larger M00001897
New product
ETSI TS 129 658 Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; SIP Transfer of IP Multimedia Service Tariff Information; Protocol specification (3GPP TS 29.658 version 12.0.0 Release 12)
standard by European Telecommunications Standards Institute, 10/01/2014
In stock