5G System; Energy Information Function Services; Stage 3
This clause will describe the scope of the corresponding service specification.
The present document specifies the stage 3 protocol and data model for the <NNF, e.g. Nsmf> Service Based Interface. It provides stage 3 protocol definitions and message flows, and specifies the API for each service offered by the <NF, e.g. SMF>.
The 5G System stage 2 architecture and procedures are specified in TS 23.501 [2] and TS 23.502 [3].
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition are specified in TS 29.500 [4] and TS 29.501 [5].