Canonical Atlas record

TS 29.228

IP Multimedia (IM) Subsystem Cx and Dx Interfaces; Signalling flows and message contents

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Responsible WGC4

StatusUnder change control

Initial releaseRel-5

Selected releaseRel-7

Latest indexed version20.0.0

Series29

TypeTS

Release evolution

Compare evidence between releases

Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.

Release ledger

Version · WI · CR evidence by release

Rel-4no version indexed1 WI0 CRs

Rel-55.22.04 WI111 CRs · 90 approved

Rel-66.17.08 WI127 CRs · 79 approved

Rel-77.18.021 WI170 CRs · 51 approved

Rel-88.19.026 WI192 CRs · 60 approved

Rel-99.12.01 WI81 CRs · 31 approved

Rel-1010.8.04 WI52 CRs · 17 approved

Rel-1111.11.02 WI56 CRs · 20 approved

Rel-1212.10.04 WI67 CRs · 26 approved

Rel-1313.5.01 WI33 CRs · 9 approved

Rel-1414.6.02 WI22 CRs · 12 approved

Rel-1515.3.00 WI8 CRs · 4 approved

Rel-1616.1.01 WI4 CRs · 2 approved

Rel-1717.1.01 WI6 CRs · 3 approved

Rel-1818.0.00 WI0 CRs

Rel-1919.2.02 WI6 CRs · 3 approved

Rel-2020.0.00 WI1 CR

R99no version indexed2 WI0 CRs

Rel-7 snapshot

Work affecting this release

170 indexed Change Requests · 21 connected Work Items.

Showing 0 CR records from the available cross-release sample. Browse release CR records (JSON) →

Version history

Indexed versions

Showing 60 of 166 indexed versions.

20.0.0Rel-20CT#1132026-09-28

19.2.0Rel-19CT#1102026-01-06

19.1.0Rel-19CT#1072025-03-14

19.0.0Rel-19CT#1062025-01-03

18.0.0Rel-18SA#1032024-04-08

17.1.0Rel-17CT#95-e2022-03-18

17.0.0Rel-17CT#94-e2021-12-16

16.1.0Rel-16CT#862019-12-20

16.0.0Rel-16CT#852019-09-24

15.3.0Rel-15CT#852019-09-24

14.6.0Rel-14CT#852019-09-24

15.2.0Rel-15CT#832019-03-22

15.1.0Rel-15CT#812018-09-24

15.0.0Rel-15CT#802018-06-18

14.5.0Rel-14CT#782017-12-21

14.4.0Rel-14CT#772017-09-18

13.5.0Rel-13CT#772017-09-18

14.3.0Rel-14CT#762017-06-19

13.4.0Rel-13CT#762017-06-19

12.10.0Rel-12CT#762017-06-19

14.2.0Rel-14CT#752017-03-16

13.3.1Rel-13CT#742017-01-19

14.1.0Rel-14CT#742016-12-17

13.3.0Rel-13CT#742016-12-17

14.0.0Rel-14CT#732016-09-30

13.2.1Rel-13CT#722016-07-12

13.2.0Rel-13CT#722016-06-22

12.9.0Rel-12CT#722016-06-22

13.1.0Rel-13CT#712016-03-17

13.0.0Rel-13CT#702015-12-17

12.8.0Rel-12CT#702015-12-17

12.7.0Rel-12CT#692015-09-23

11.11.0Rel-11CT#692015-09-23

12.6.1Rel-12CT#682015-07-30

12.6.0Rel-12CT#682015-06-23

12.5.0Rel-12CT#672015-03-19

12.4.0Rel-12CT#662015-01-06

12.3.0Rel-12CT#652014-09-30

12.2.0Rel-12CT#642014-06-24

12.1.0Rel-12CT#622013-12-17

11.10.0Rel-11CT#622013-12-17

9.12.0Rel-9CT#612013-09-19

8.19.0Rel-8CT#612013-09-19

12.0.0Rel-12CT#612013-09-19

11.9.0Rel-11CT#612013-09-19

10.8.0Rel-10CT#612013-09-19

11.8.0Rel-11CT#602013-06-25

9.11.0Rel-9CT#592013-03-13

8.18.0Rel-8CT#592013-03-13

7.18.0Rel-7CT#592013-03-13

11.7.0Rel-11CT#592013-03-13

10.7.0Rel-10CT#592013-03-13

11.6.0Rel-11CT#582012-12-21

11.5.1Rel-11CT#572012-11-15

9.10.0Rel-9CT#572012-09-28

8.17.0Rel-8CT#572012-09-28

7.17.0Rel-7CT#572012-09-28

11.5.0Rel-11CT#572012-09-28

10.6.0Rel-10CT#572012-09-28

11.4.0Rel-11CT#562012-06-27

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 29.228

EMC1-CS

Rel-4 Emergency call enhancements

Rel-4official

IMS

Provisioning of IP-based multimedia services

Rel-5official

IMS-CCR

Call control and roaming to support IMS in UMTS

Rel-5official

TEI5

(Small) Technical Enhancements and Improvements for Rel-5

Rel-5parsed

TLM5

Rel-5 Terminal interfaces

Rel-5official

Effective Acronym:

Stage 3 for Presence Capability

Rel-6official

Effective Acronym:

Trace Management, Stage3

Rel-6official

IMS-CCR-Mn

Mn interface (IM-MGW to MGCF) enhancements (CN4 Part)

Rel-6official

IMS2

IMS Phase 2

Rel-6official

IMS2-CCR

Enhancements to the Cx and Sh interfaces

Rel-6official

OAM6

Rel-6 Operations, Administration, Maintenance and Provisioning (OAM&P)

Rel-6official

PRESNC

Presence Capability

Rel-6official

TEI6

(Small) Technical Enhancements and Improvements for Rel-6

Rel-6parsed

EMC1

Study on Stage 2 for IMS-level solution

Rel-7official

EMC1

CT1 IMS aspects to support IMS Emergency sessions

Rel-7official

EMC1

Emergency Call Enhancements for IP& PS Based Calls stage 3

Rel-7official

EMC1

Service Requirements for IP-based emergency calls

Rel-7official

EMC1

Deleted - Stage 2 Specification Phase - GPRS-level

Rel-7official

EMC1

Stage 2 Specification Phase - IMS-level

Rel-7official

EMC1

Study on Stage 2 for GPRS-level solution

Rel-7official

EMC1

PS domain and IMS impacts for supporting IMS Emergency calls (EMC1)

Rel-7official

EMC1

CT1 PS domain aspects to support IMS Emergency sessions

Rel-7official

EMC1

Deleted - CT3 PS domain aspects to support IMS Emergency sessions

Rel-7official

EMC1

Deleted - CT3 IMS aspects to support IMS Emergency sessions

Rel-7official

EMC1

(IETF) CT1 IMS aspects to support IMS Emergency sessions

Rel-7official

Effective Acronym:

Stage 3 for Voice Call Continuity between CS and IMS (incl. I-WLAN)

Rel-7official

FBI

System enhancements for Fixed Broadband access to IMS

Rel-7official

FBI-PCBL

PacketCable Related aspects

Rel-7official

IMSProtoc

IMS Stage 3 IETF Protocol Alignment

Rel-7official

MAINT_R1

Maintenance of TISPAN R1

Rel-7official

PRIOR-MM

Study on Multimedia Priority Service

Rel-7official

ServID

Identification of Communication Services in IMS

Rel-7official

TEI7

(Small) Technical Enhancements and Improvements for Rel-7

Rel-7parsed

VCC-St3-c4

CT4 aspects of Stage 3 for Voice Call Continuity between CS and IMS (incl. I-WLAN)

Rel-7official

IMS-Sec

Security Enhancements for IMS

Rel-8official

IMSProtoc2

IMS Stage 3 IETF Protocol Alignment - phase 2

Rel-8official

IMS_Corp

CT4 aspects of IMS_Corp

Rel-8official

IMS_Corp

IMS System enhancements for corporate network access

Rel-8official

IMS_RP

IMS Restoration Procedures

Rel-8official

IMS_RP

IMS Restoration Procedures (CT4)

Rel-8official

MAINT_R2

Maintenance of TISPAN R2

Rel-8official

NBA

CT1 part of Network Attachment Subsystem (NASS) Bundled Authentication

Rel-8official

NBA-CT4

CT4 part of Network Attachment Subsystem (NASS) Bundled Authentication

Rel-8official

OAM8

Rel-8 Operations, Administration, Maintenance and Provisioning (OAM&P)

Rel-8official

OAM8-Trace

Rel-8 Trace Management

Rel-8official

OAM8-Trace

CT1 part of Service Level Tracing in IMS

Rel-8official

OAM8-Trace

CT4 part of Service Level Tracing in IMS

Rel-8official

Overlap

Stage 3 Overlap (CT1)

Rel-8official

Overlap

Support of Overlap signalling

Rel-8official

Overlap

Stage 3 Overlap (CT3)

Rel-8official

Overlap

Stage 3 Overlap (CT4)

Rel-8official

PRIOR_EMR

Multimedia Priority Service

Rel-8official

PRIOR_EMR

CT4 part of Stage 3 for PRIOR

Rel-8official

PktCbl

IMS Enhancements for support of Packet Cable access

Rel-8official

PktCbl-Sec

IMS Enhancements for Security Requirements in Support of Cable Deployments

Rel-8official

PktCbl-Sec

CT4 aspects of PktCbl-Sec

Rel-8official

PktCbl-Sec

CT3 aspects of PktCbl-Sec

Rel-8official

REDOC_3GPP2

Stage 3 CIMS_3GPP2 (CT4)

Rel-8official

REDOC_TIS-C4

Documentation of TISPAN R1 and R2 in CT4

Rel-8official

TEI8

(Small) Technical Enhancements and Improvements for Rel-8

Rel-8parsed

TEI9

(Small) Technical Enhancements and Improvements for Rel-9

Rel-9parsed

RED

Deleted - Registration in Densely-populated area (RED)

Rel-10official

TEI10

(Small) Technical Enhancements and Improvements for Rel-10

Rel-10parsed

eMPS

Enhancements for Multimedia Priority Service

Rel-10parsed

eMPS-CN

CT4 part on Stage 3 on enhancements for Multimedia Priority Service

Rel-10official

RLI

CT4 part of Reference Location Information (Stage 3)

Rel-11official

TEI11

(Small) Technical Enhancements and Improvements for Rel-11

Rel-11parsed

DOCME

CT4 part of Diameter Overload Control Mechanisms

Rel-12official

IMS_RegCon-CT4

Deleted - CT4 aspects of CT aspects of IMS registration control (Stage 3)

Rel-12official

PCSCF_RES

CT4 part of Common for HSS & PCRF solutions

Rel-12official

TEI12

(Small) Technical Enhancements and Improvements for Rel-12

Rel-12parsed

TEI13

(Small) Technical Enhancements and Improvements for Rel-13

Rel-13parsed

ISAT

CT4 part of IMS Signalling Activated Trace

Rel-14official

TEI14

(Small) Technical Enhancements and Improvements for Rel-14

Rel-14parsed

TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Historical association · verification pending

Rel-16historical link

TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed

IMS_RES-CT

IMS Disaster Prevention and Restoration Enhancement

Rel-19parsed

MPS4msg

MPS for Messaging services

Rel-19parsed

PR,Princs_&_Reqs_(PR)

OAM Principles and High-level Requirements

R99official

Security

Security for UMTS and GSM Features

R99official

Knowledge graph

Related standards

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