Proximity-services (ProSe) function to Home Subscriber Server (HSS) aspects; Stage 3
The present document describes the Diameter-based PC4a interface between the Proximity-based Services (ProSe) Function and the Home Subscriber Server (HSS) defined for ProSe.
This specification defines the Diameter application for PC4a reference point between the ProSe Function and the HSS.The interactions between the ProSe Function and the HSS are specified.
The stage 2 description for Proximity-based Services (ProSe) features in EPS is specified in 3GPP TS 23.303 [2].