3GPP Atlas

Canonical Atlas record

TS 23.172

Technical realization of Circuit Switched (CS) multimedia service UDI/RDI fallback and service modification; Stage 2

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Responsible WGC3
StatusUnder change control
Initial releaseRel-5
Selected releaseRel-5
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.

Rel-5 snapshot

Work affecting this release

54 indexed Change Requests · 1 connected Work Item.

Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0012 rev.2 — Call flows for Service Change DURING THE ACTIVE STATE

CR 0013 — HSS interrogation for SCUDIF calls

CR 0014 — Supplementary service interaction with SCUDIF calls

CR 0014 rev.1 — Supplementary service interaction with SCUDIF calls

CR 0014 rev.2 — Supplementary service interaction with SCUDIF calls

CR 0014 rev.3 — Supplementary service interaction with SCUDIF calls

CR 0015 — Repeat subscription checking in MO SCUDIF call

CR 0015 rev.1 — Repeat subscription checking in MO SCUDIF call

CR 0015 rev.2 — Repeat subscription checking in MO SCUDIF call

CR 0015 rev.3 — Repeat subscription checking in MO SCUDIF call

CR 0015 rev.4 — Repeat subscription checking in MO SCUDIF call

CR 0016 — SCUDIF HLR Interrogation

Version history

Indexed versions

Showing 28 of 28 indexed versions.

19.0.0Rel-19SA#1092025-10-02
18.0.0Rel-18SA#1032024-04-03
17.0.0Rel-17SA#95-e2022-03-29
16.0.0Rel-16SA#88-e2020-07-10
15.0.0Rel-15SA#802018-07-03
14.0.0Rel-14CT#752017-03-20
13.0.0Rel-13SA#702015-12-18
12.0.0Rel-12SA#652014-10-03
11.0.0Rel-11SA#572012-09-21
10.0.1Rel-10SA#512011-04-08
10.0.0Rel-10SA#512011-04-05
9.0.0Rel-9SA#462009-12-18
8.0.0Rel-8CT#422008-12-18
7.0.0Rel-7SA#362007-06-22
6.4.0Rel-6CT#312006-03-29
6.3.0Rel-6CT#282005-06-24
5.6.0Rel-5CT#282005-06-24
6.2.0Rel-6CN#272005-04-01
5.5.0Rel-5CN#272005-04-01
6.1.0Rel-6CN#252004-09-28
6.0.0Rel-6CN#232004-03-22
5.4.0Rel-5CN#232004-03-22
5.3.0Rel-5CN#222004-01-15
5.2.0Rel-5CN#212003-10-03
5.1.0Rel-5—2003-01-09
5.0.0Rel-5—2002-06-28
2.0.0Rel-5 · pre-approval—2002-06-25
1.0.0Rel-5 · pre-approval-2002-04-18

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 23.172

SCUDIF

Service Change and UDI Fallback

Rel-5official
SCCAMEL

CAMEL prepay interworking with SCUDIF

Rel-6official
TEI6

(Small) Technical Enhancements and Improvements for Rel-6

Rel-6parsed
TEI7

(Small) Technical Enhancements and Improvements for Rel-7

Rel-7parsed
SIP_Nc

Support of (G)MSC-S (G)MSC-S Nc Interface based on the SIP-I protocol

Rel-8official
SIP_Nc-St3C3

Interworking between the 3GPP CS domain with SIP-I as signalling protocol and other networks

Rel-8official
TEI

(Small) Technical Enhancements and Improvements for R99

R99parsed

Knowledge graph

Related standards

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