Release ledger
Canonical Atlas record
TS 22.127
Service requirement for the Open Services Access (OSA); Stage 1
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-4 snapshot
Work affecting this release
12 indexed Change Requests · 0 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0001 — to 22.127 V 4.0.0 on CS Call Control (Release 4)
CR 0006 — Clarify charging requirements
CR 0005 — Make the Scope more precise description of 22.127
CR 0004 — Terminal capabilities
CR 0042 — correct terms and references
CR 0025 — to TS 22.127 v 5.1.1, (Cat F R4) on Removal of Terminal Capability Change Notification
CR 0011 — Terminal capabilities
CR 0009 — Detailed requirements for transaction history retrieval
CR 0008 — Clarification to the requirements of the Event Notification Function
CR 0007 — OSA consistency within stage1 specification
CR 0003 — Clarify the situation when a user becomes available
CR 0002 — to 22.127 V 4.0.0 on User interaction(Release 4)
Version history
Indexed versions
Showing 37 of 37 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 22.127
Stage 1 for Interactions OSA - e-commerce
Stage 1 for LCS - OSA interfaces
Stage 1 for Retrieval of Terminal capabilities
Stage 1 for OSA APIs for Multimedia Call Control
Stage 1 for OSA Security
Rel-5 Open Service Access (OSA) enhancements
Rel-6 Open Service Access (OSA) enhancements
(Small) Technical Enhancements and Improvements for Rel-6
Open Service Access (OSA) Rel-7
Service Requirements for OSA Service Broker
Open Service Access (OSA) Rel-8
OSA Stage 1 - Service Requirements
OSA Stage 1 - NGN Service Requirement
Open Service Access
(Small) Technical Enhancements and Improvements for R99
Virtual Home Environment
Knowledge graph
Related standards
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