Release ledger
Canonical Atlas record
TS 29.198-04-3
Open Service Access (OSA) Application Programming Interface (API); Part 4: Call control; Subpart 3: Multi-party call control Service Capability Feature (SCF)
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
21 indexed Change Requests · 1 connected Work Item.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0034 — Removal of OSA API SCFs description in W3C WSDL
CR 0001 — Correction of error in Call Forward on Busy sequence diagram
CR 0036 — Correct support for Emergency Telecommunications Service
CR 0002 — Correct inconsistencies in IpCallLeg state transition diagrams
CR 0003 — Clarification of the overlapping criteria definition and eventType mapping to IN TDPs
CR 0004 — Add support for Carrier selection
CR 0005 — Correction on use of NULL in Call Control API
CR 0006 — Add text to clarify relationship between 3GPP and ETSI/Parlay OSA specifications
CR 0007 — Correction of status of MPCC methods
CR 0008 — Inconsistent description of use of secondary callback
CR 0009 — Correction to TpReleaseCauseSet in Multi Party Call Control IDL
CR 0010 — Correction of definition of the P_MAX_CALLLEGS_PER_CALL
Version history
Indexed versions
Showing 26 of 26 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 29.198-04-3
Rel-5 Open Service Access (OSA) enhancements
Rel-6 Open Service Access (OSA) enhancements
Open Service Access (OSA) Rel-7
Historical association · verification pendingOpen Service Access
Historical association · verification pendingKnowledge graph
Related standards
No graph edges indexed yet. The graph API is available at this JSON endpoint.