A.1 Services and Functions

36.3003GPPEvolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN)Overall descriptionRelease 17Stage 2TS

The main services and functions of the NAS sublayer include:

– EPS Bearer control (see TR 23.401 [17]);

– ECM-IDLE mobility handling;

– Paging origination;

– Configuration and control of Security.