8 Charging aspects
22.1533GPPMultimedia priority serviceRelease 19TS
A network supporting MPS shall be capable of recording the following charging information, in addition to non-MPS information:
– MPS invocation attempt and successful session set-up,
– Session bearers (originations and/or terminations) on which MPS was used to gain access to resources,
– Recording of MPS information, e.g., priority level.
The system shall associate MPS related charging events with the MPS subscription.