Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Push service; Stage 1 (3GPP TS 22.174 version 6.2.0 Release 6)

Standard published on 28.1.2005

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Push service; Stage 1 (3GPP TS 22.174 version 7.0.0 Release 7)

Standard published on 30.6.2007

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Push service; Stage 1 (3GPP TS 22.174 version 8.0.0 Release 8)

Standard published on 16.1.2009

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Push service; Stage 1 (3GPP TS 22.174 version 9.0.0 Release 9)

Standard published on 21.1.2010

Universal Mobile Telecommunications System (UMTS); LTE; Mission Critical Push to Talk (MCPTT) over LTE; Stage 1 (3GPP TS 22.179 version 13.3.0 Release 13)

Standard published on 18.1.2016

Universal Mobile Telecommunications System (UMTS); LTE; Mission Critical Push to Talk (MCPTT) over LTE; Stage 1 (3GPP TS 22.179 version 14.3.0 Release 14)

Standard published on 4.5.2017

LTE; Mission Critical Push to Talk (MCPTT) over LTE; Stage 1 (3GPP TS 22.179 version 15.2.0 Release 15)

Standard published on 26.7.2018

LTE; 5G; Mission Critical Push to Talk (MCPTT); Stage 1 (3GPP TS 22.179 version 16.5.0 Release 16)

Standard published on 16.11.2020

LTE; 5G; Mission Critical Push to Talk (MCPTT); Stage 1 (3GPP TS 22.179 version 17.1.0 Release 17)

Standard published on 8.4.2022

LTE; 5G; Mission Critical Push to Talk (MCPTT); Stage 1 (3GPP TS 22.179 version 18.0.0 Release 18)

Standard published on 22.5.2024