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ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 13: Policy Management SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 14: Presence and Availability Management SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 2: Common data definitions (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 3: Framework (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 4: Call control SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 5: User interaction SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 6: Mobility SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 7: Terminal Capabilities SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 8: Data Session Control SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Open Service Access (OSA); Application Programming Interface (API); Test Suite Structure and Test Purposes (TSS&TP); Part 9: Generic messaging SCF (Parlay 4)
Standard published on 15.3.2005
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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