5 General description

29.6743GPPInterface between the UE radio Capability Management Function (UCMF) and the Mobility Management Entity (MME)Release 17Stage 3TS

5.1 Introduction

This document describes the procedures, messages and information elements over the S17 reference point between the MME and the UCMF to support UE Radio Capability Signalling optimization as specified in clause 5.11.3A of 3GPP TS 23.401 [2].

The UE Radio Capability Management Protocol (URCMP) is used over S17 reference point.