As a result of the analysis of the requirements for the harmonization of the 3GPP and TM Forum Information Models in the context of FMC basic use cases were developed:
TM Forum TR 166 "Information Model Federation Concepts and Principles"
These use cases led to the recognition that it would be necessary to define common model elements applicable for wire-line and wireless networks. This document defines these common model elements.
full Table of Contents for TS 28.620 Word version: 15.1.0