ETSI TS 123 228 PDF

Published Date: 01/01/2021

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 16.6.0 Release 16)

Published Date: 10/01/2020

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 16.5.0 Release 16)

Published Date: 04/01/2019

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 15.4.0 Release 15)

Published Date: 01/01/2018

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 14.6.0 Release 14)

Published Date: 10/01/2017

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 14.5.0 Release 14)

Published Date: 07/01/2017

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 14.4.0 Release 14)

Published Date: 05/01/2017

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 14.3.0 Release 14)

Published Date: 07/01/2015

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 11.11.0 Release 11)

Published Date: 07/01/2015

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 10.9.0 Release 10)

Published Date: 10/01/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 9.4.0 Release 9)

Published Date: 03/01/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.12.0 Release 8)

Published Date: 01/01/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 7.16.0 Release 7)

Published Date: 03/01/2007

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 6.16.0 Release 6)

Published Date: 06/01/2006

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 5.15.0 Release 5)

Published Date: 04/01/1992

Integrated Services Digital Network (ISDN); Basic user-network interface; Layer 1 specification and test principles

Published Date: 09/01/2000

Transmission and Multiplexing (TM); High bit-rate Digital Subscriber Line (HDSL) transmission systems on metallic local lines; HDSL core specification and applications for combined ISDN-BA and 2 048 kbit/s transmission

Published Date: 08/01/2020

Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; GSM/EDGE Radio Access Network (GERAN) Network Resource Model (NRM) Integration Reference Point (IRP); Information Service (IS) (3GPP TS 28.655 version 16.0.0 Release 16)

Published Date: 03/31/2010

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Telecommunication management; Configuration Management (CM); Kernel CM Integration Reference Point (IRP); eXtensible Markup Language (XML) definitions (3GPP TS 32.665 ver 9.0.1 Release 9)

Published Date: 07/09/2019

COUNTRY POINTS OF CONTACT

Published Date: 07/09/2019

GUIDELINES FOR MUTUAL PROVISION OF CONTRACT AUDITS

Published Date: 01/01/1989

GUIDANCE FOR THE DRAFTING OF MOUS AND PROGRAMME MOUS - BASIC CONSIDERATIONS CHECKLIST

Published Date: 02/14/2012

GUIDELINES FOR MUTUAL PROVISION OF CONTRACT AUDITS - VOLUME 10

Published Date: 09/01/1994

GUIDELINES ON CONTRACTUAL TERMS FOR FEASIBILITY STUDY WORK - VOLUME 1

Published Date: 09/01/1994

GUIDELINES ON CONTRACTUAL TERMS FOR PROJECT DEFINITION AND DESIGN AND DEVELOPMENT - VOLUME 2