Canonical Atlas record

TS 23.218

IP Multimedia (IM) session handling; IM call model; Stage 2

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Responsible WGC1

StatusUnder change control

Initial releaseRel-5

Selected releaseRel-20

Latest indexed version19.0.0

Series23

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-55.9.05 WI131 CRs · 34 approved

Rel-66.4.02 WI30 CRs · 9 approved

Rel-77.10.09 WI57 CRs · 18 approved

Rel-88.6.07 WI38 CRs · 13 approved

Rel-99.2.04 WI11 CRs · 4 approved

Rel-1010.0.03 WI4 CRs

Rel-1111.6.04 WI57 CRs · 23 approved

Rel-1212.3.08 WI13 CRs · 4 approved

Rel-1313.0.00 WI2 CRs · 1 approved

Rel-1414.0.01 WI3 CRs

Rel-1515.0.00 WI0 CRs

Rel-1616.0.00 WI0 CRs

Rel-1717.0.00 WI0 CRs

Rel-1818.0.00 WI0 CRs

Rel-1919.0.00 WI0 CRs

R99no version indexed1 WI0 CRs

Rel-20 snapshot

Work affecting this release

0 indexed Change Requests · 0 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 68 indexed versions.

19.0.0Rel-19SA#1092025-10-14

18.0.0Rel-18SA#1032024-04-04

17.0.0Rel-17SA#95-e2022-04-01

16.0.0Rel-16SA#88-e2020-07-09

15.0.0Rel-15SA#802018-06-20

14.0.0Rel-14CT#752017-03-17

13.0.0Rel-13CT#672015-03-19

12.3.0Rel-12CT#612013-09-20

12.2.0Rel-12CT#602013-06-27

11.6.0Rel-11CT#602013-06-27

12.1.0Rel-12CT#592013-03-15

12.0.0Rel-12CT#582012-12-21

11.5.0Rel-11CT#582012-12-21

11.4.0Rel-11CT#572012-09-21

11.3.0Rel-11CT#562012-06-27

11.2.0Rel-11CT#552012-03-16

11.1.0Rel-11CT#542011-12-20

11.0.0Rel-11CT#532011-09-28

10.0.0Rel-10SA#512011-03-28

9.2.0Rel-9CT#482010-06-15

9.1.0Rel-9CT#472010-03-31

8.6.0Rel-8CT#472010-03-31

9.0.0Rel-9CT#462009-12-17

8.5.0Rel-8CT#462009-12-17

7.10.0Rel-7CT#462009-12-17

8.4.0Rel-8CT#422008-12-18

8.3.0Rel-8CT#412008-09-24

8.2.0Rel-8CT#402008-06-06

7.9.0Rel-7CT#402008-06-06

8.1.0Rel-8CT#392008-03-20

8.0.0Rel-8CT#382007-12-17

7.8.0Rel-7CT#382007-12-17

7.7.1Rel-7CT#372007-09-27

7.7.0Rel-7CT#372007-09-25

7.6.0Rel-7CT#362007-06-20

7.5.0Rel-7CT#352007-03-20

7.4.0Rel-7CT#342006-12-15

7.3.1Rel-7CT#332006-10-12

7.3.0Rel-7CT#332006-10-04

7.2.0Rel-7CT#322006-06-12

6.4.0Rel-6CT#322006-06-12

5.9.0Rel-5CT#322006-06-12

7.1.0Rel-7CT#312006-03-24

7.0.0Rel-7CT#302005-12-15

6.3.0Rel-6CN#272005-04-01

5.8.0Rel-5CN#272005-04-01

6.2.0Rel-6CN#252004-09-27

6.1.0Rel-6CN#232004-03-22

6.0.0Rel-6CN#222004-01-06

5.7.0Rel-5CN#222004-01-06

5.6.0Rel-5CN#212003-09-30

5.5.0Rel-5CN#202003-07-03

5.4.0Rel-5CN#192003-03-24

5.3.0Rel-5—2002-12-18

5.2.0Rel-5—2002-09-17

5.1.0Rel-5—2002-06-25

5.0.0Rel-5—2002-03-19

2.0.1Rel-5 · pre-approval—2002-03-19

2.0.0Rel-5 · pre-approval-2002-02-26

1.2.0Rel-5 · pre-approval-2002-02-06

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 23.218

OAM4

Rel-4 Charging and OAM&P

Historical association · verification pending

Rel-4historical link

WI 2255

IMS Session Handling; stage 2

Historical association · verification pending

Rel-5historical link

Effective Acronym:

SIP Call Control protocol for the IMS

Historical association · verification pending

Rel-5historical link

IMS

Provisioning of IP-based multimedia services

Historical association · verification pending

Rel-5historical link

IMS-CCR

Call control and roaming to support IMS in UMTS

Rel-5official

OAM5

Rel-5 Charging Management & Operations, Administration, Maintenance and Provisioning (OAM&P)

Historical association · verification pending

Rel-5historical link

IMS2

IMS Phase 2

Rel-6official

OAM6

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

Historical association · verification pending

Rel-6historical link

FBI

System enhancements for Fixed Broadband access to IMS

Rel-7official

GRUU

Supporting Globally Routable User Agent URIs in IMS

Historical association · verification pending

Rel-7historical link

GRUU

Stage 1,2 of GRUU

Historical association · verification pending

Rel-7historical link

IMSProtoc

IMS Stage 3 IETF Protocol Alignment

Rel-7official

OAM7

Rel-7 Operations, Administration, Maintenance and Provisioning (OAM&P)

Historical association · verification pending

Rel-7historical link

OAM7-Trace

Rel-7 Trace Management

Rel-7official

ServID

Stage 3 of ServID

Historical association · verification pending

Rel-7historical link

ServID

Identification of Communication Services in IMS

Historical association · verification pending

Rel-7historical link

TEI7

(Small) Technical Enhancements and Improvements for Rel-7

Rel-7parsed

IMSProtoc2

CT1 aspects of IMS Stage 3 IETF Protocol Alignment - phase 2

Historical association · verification pending

Rel-8historical link

IMSProtoc2

IMS Stage 3 IETF Protocol Alignment - phase 2

Historical association · verification pending

Rel-8historical link

MRFC

Study on AS-MRFC media server control protocol

Rel-8official

MRFC_TS

AS/MRFC Stage 2 and 3

Historical association · verification pending

Rel-8historical link

MRFC_TS

AS/MRFC Stage 2

Historical association · verification pending

Rel-8historical link

REDOC_3GPP2

Stage 3 CIMS_3GPP2 (CT1)

Historical association · verification pending

Rel-8historical link

TEI8

(Small) Technical Enhancements and Improvements for Rel-8

Rel-8parsed

IMSProtoc3

IMS Stage 3 IETF Protocol Alignment - phase 3

Historical association · verification pending

Rel-9historical link

IMSProtoc3

CT1 aspects of IMS Stage 3 - IETF Protocol Alignment - phase 3

Historical association · verification pending

Rel-9historical link

MEDIASEC_CORE

CT1 aspects of IMS Media Plane Security

Historical association · verification pending

Rel-9historical link

TEI9

(Small) Technical Enhancements and Improvements for Rel-9

Rel-9parsed

IMSProtoc4

IMS Stage 3 IETF Protocol Alignment - phase 4

Historical association · verification pending

Rel-10historical link

RED

Deleted - Registration in Densely-populated area (RED)

Historical association · verification pending

Rel-10historical link

TEI10

(Small) Technical Enhancements and Improvements for Rel-10

Rel-10parsed

IMSProtoc5

CT1 part of IMS Stage 3 IETF Protocol Alignment - phase 5

Historical association · verification pending

Rel-11historical link

MRB

Stage 2 for Inclusion of Media Resource Broker

Historical association · verification pending

Rel-11historical link

TEI11

(Small) Technical Enhancements and Improvements for Rel-11

Rel-11parsed

VINE-CT1

Stage 2/3 for Support for 3GPP Voice Interworking with Enterprise IP-PBX

Rel-11official

BusTI-CT

CT1 part of CT aspects of IMS Business Trunking for IP-PBX in Static Mode of Operation (Stage 3)

Historical association · verification pending

Rel-12historical link

IMSProtoc6

CT1 part of IMS Stage 3 IETF Protocol Alignment - phase 6

Historical association · verification pending

Rel-12historical link

IMS_RegCon-CT1

Deleted - CT1 aspects of CT aspects of IMS registration control (Stage 2/3)

Historical association · verification pending

Rel-12historical link

IMS_SSFDD

Stage 2 for IM-SSF Application Server Service Data Descriptions

Historical association · verification pending

Rel-12historical link

TEI12

(Small) Technical Enhancements and Improvements for Rel-12

Rel-12parsed

UP6665

Updating IMS to conform to RFC 6665 (Stage 3)

Historical association · verification pending

Rel-12historical link

UP6665

CT1 part of Updating IMS to conform to RFC 6665

Historical association · verification pending

Rel-12historical link

eMEDIASEC-CT

CT1 part of CT aspects of Extended IMS media plane security features

Historical association · verification pending

Rel-12historical link

TEI14

(Small) Technical Enhancements and Improvements for Rel-14

Rel-14parsed

PR,Princs_&_Reqs_(PR)

OAM Principles and High-level Requirements

Historical association · verification pending

R99historical link

Knowledge graph

Related standards

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