Release ledger
Canonical Atlas record
TS 25.424
UTRAN Iur interface data transport & transport signalling for Common Transport Channel data streams
Release evolution
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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 · 4 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0003 — USCH over Iur
CR 0001 — Mapping of binding id
CR 0001 rev.1 — Changes for CPCH
CR 0002 — Removal of ATM Protection Switching
CR 0004 rev.1 — Clarification of ATM cell format
CR 0005 — Remove Draft in the title of the reference Q.2630.1 in 25.424
CR 0006 rev.1 — Application of AAL2 Link Characteristics on Iub/Iur DCHs
CR 0007 — Application of AAL2 Link Characteristics on Iur CCHs
CR 0008 rev.1 — Clarification of the ALC values
CR 0012 — Reference corrections
CR 0014 — Alignment of 25.424 to 25.426
CR 0016 — Correction to transport bearers release initiation
Version history
Indexed versions
Showing 44 of 44 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 25.424
Transport bearer modification procedure on Iub, Iur, and Iu
QoS optimization for AAL2 connections over Iub and Iur interfaces
IP transport in the UTRAN
Historical association · verification pendingHigh Speed Downlink Packet Access
Historical association · verification pendingIub/Iur protocol aspects - for High Speed Downlink Packet Access
(Small) Technical Enhancements and Improvements for Rel-5
Deleted - Rel-6 Evolutions of the transport in the UTRAN (ETRAN)
Historical association · verification pending(Small) Technical Enhancements and Improvements for Rel-6
(Small) Technical Enhancements and Improvements for Rel-7
(Small) Technical Enhancements and Improvements for Rel-9
(Small) Technical Enhancements and Improvements for Rel-10
Harmonized Standard
Historical association · verification pendingOpen Service Access
Historical association · verification pendingEnd-to-end UMTS Quality of Service management
Historical association · verification pending(Small) Technical Enhancements and Improvements for R99
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Related standards
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