Transmission and Multiplexing (TM); Physical and electrical characteristics of hierarchical digital interfaces for equipment using the 2 048 kbit/s - based plesiochronous or synchronous digital hierarchies
Digital cellular telecommunications system (Phase 2+) (GSM); (UMTS); LTE; Liberty Alliance and 3GPP security interworking; Interworking of Liberty Alliance (ID-FF), Identity Web Services Framework (ID-WSF) and Generic Authentication Architecture (GAA) (3GPP TR 33.980 version 16.0.0 Release 16)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Technical realization of the Short Message Service (SMS) (3GPP TS 23.040 version 15.3.0 Release 15)