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ETSI ES 201 915-4
M00000249
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ETSI ES 201 915-4 Open Service Access (OSA); Application Programming Interface (API); Part 4: Call Control SCF (Parlay 3)
standard by European Telecommunications Standards Institute, 12/01/2006
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Full Description
The present document is part 4 of the Stage 3 specification for an Application Programming Interface (API) for OpenService Access (OSA).The OSA specifications define an architecture that enables application developers to make use of network functionalitythrough an open standardised interface, i.e. the OSA APIs.
The present document specifies the Call Control Service Capability Feature (SCF) aspects of the interface. All aspectsof the Call Control SCF are defined here, these being:Sequence Diagrams.Class Diagrams.Interface specification plus detailed method descriptions.State Transition diagrams.Data Definitions.IDL Description of the interfaces.The process by which this task is accomplished is through the use of object modelling techniques described by theUnified Modelling Language (UML).