Release ledger
Version · WI · CR evidence by release
Release 19993.1.00 WI0 CRs
Canonical Atlas record
TS 25.421
UTRAN Iur interface layer 1
Responsible WGR3
StatusUnder change control
Initial releaseRel-4
Selected releaseRel-99
Latest indexed version19.0.0
Series25
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-99 snapshot
Work affecting this release
0 indexed Change Requests · 0 connected Work Items.
Showing 1 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0001 — Correction to the referred specification
Version history
Indexed versions
Showing 21 of 21 indexed versions.
19.0.0Rel-19SA#1092025-10-02
18.0.0Rel-18SA#1032024-04-03
17.0.0Rel-17SA#95-e2022-04-05
16.0.0Rel-16SA#88-e2020-07-16
15.0.0Rel-15SA#802018-07-02
14.0.0Rel-14RAN#752017-03-24
13.0.0Rel-13SA#702015-12-18
12.0.0Rel-12SA#652014-09-22
11.0.0Rel-11SA#572012-09-24
10.1.0Rel-10RAN#522011-06-24
9.0.1Rel-9RAN#512011-04-05
10.0.0Rel-10SA#512011-04-05
9.0.0Rel-9SA#462009-12-18
8.0.0Rel-8SA#422009-01-02
7.0.0Rel-7RAN#312006-03-24
6.0.0Rel-6RAN#222004-01-13
5.0.0Rel-5T#152002-03-25
4.0.0Rel-4RAN-#112001-04-06
3.1.0Release 1999RAN-#112001-04-06
3.0.0Release 1999RAN-#41999-06-23
0.0.0Release 1999RAN-#31999-04-23
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 25.421
TEI5
Rel-5parsed(Small) Technical Enhancements and Improvements for Rel-5
TEI10
Rel-10parsed(Small) Technical Enhancements and Improvements for Rel-10
Knowledge graph
Related standards
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