Release ledger
Canonical Atlas record
TS 25.434
UTRAN Iub interface data transport and 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-5 snapshot
Work affecting this release
10 indexed Change Requests · 4 connected Work Items.
Showing 10 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0021 rev.5 — Introduction of IP Transport UTRAN
CR 0024 — Correction of Aesa formats
CR 0027 rev.1 — Handling of maximum bit rate exceeding 2048Kbit/s
CR 0027 rev.2 — Handling of maximum bit rate exceeding 2048Kbit/s
CR 0027 rev.3 — Handling of maximum bit rate exceeding 2048Kbit/s
CR 0028 rev.1 — Diffserv marking is configurable
CR 0029 — Inclusion of HSDPA
CR 0031 — Feature Cleanup: Removal of CPCH
CR 0033 — Coding of IP address in RANAP, RNSAP and NBAP messages
CR 0035 — Feature clean-up: Removal of DSCH (FDD mode)
Version history
Indexed versions
Showing 42 of 42 indexed versions.
Atlas classifications
Meaning and provenance
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Work Items
Standards work connected to TS 25.434
Transport bearer modification procedure on Iub, Iur, and Iu
QoS optimization for AAL2 connections over Iub and Iur interfaces
IP transport in the UTRAN
High Speed Downlink Packet Access
Iub/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)
(Small) Technical Enhancements and Improvements for Rel-7
(Small) Technical Enhancements and Improvements for Rel-10
Harmonized Standard
Open Service Access
End-to-end UMTS Quality of Service management
(Small) Technical Enhancements and Improvements for R99
Knowledge graph
Related standards
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