1 Scope

29.5383GPPApplication Programming Interfaces (API) specificationEnabling MSGin5G ServiceRelease 18Stage 3TS

The present document specified the Application Programming Interface (API) for enabling the MSGin5G Service over MSGin5G-2/3/4 interfaces. The application layer architecture, functional requirements, procedures and information flows necessary for MSGin5G Service are contained in 3GPP TS 23.554 [2]. The requirements for MSGin5G are specified in 3GPP TS 22.262 [3].