ETSI TS 132 535 PDF

Published Date: 05/01/2001

Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 11: Supplementary services stage 2; Sub-part 10: Priority Call (PC)

Published Date: 08/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; 3GPP System Architecture Evolution (SAE); Security architecture (3GPP TS 33.401 version 16.3.0 Release 16)

Published Date: 01/01/2021

LTE; Mission Critical Push To Talk (MCPTT) media plane control; Protocol specification (3GPP TS 24.380 version 16.7.0 Release 16)

Published Date: 11/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Explicit Communication Transfer (ECT) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification (3GPP TS 24.629 version 16.0.0 Release 16)

Published Date: 11/01/1998

Information technology - Framework and taxonomy of International Standardized Profiles - Part 1: General principles and documentation framework

Published Date: 11/01/1998

Information technology - Framework and taxonomy of International Standardized Profiles - Part 2: Principles and Taxonomy for OSI Profiles

Published Date: 11/01/1998

Information technology - Framework and taxonomy of International Standardized Profiles - Part 3: Principles and Taxonomy for Open System Environment Profiles

Published Date: 12/01/1999

Information technology -- Message Handling Systems (MHS): MHS Routing -- Guide for messaging systems managers -- Part 11:

Published Date: 03/01/1989

Information technology - Telecommunications and information exchange between systems - Operation of an X.25 interworking unit

Published Date: 11/01/2003

Information technology - Reference Model of Data Management