How it Works

The usage report on the Gy interface includes the following usage report procedures:

  • Start of Traffic (SoT) when Credit Control Request - Initial (CCR-I) request is not sent during the initial attach or bearer creation.

  • SoT when CCR-I is sent without quota request during initial attach or bearer creation.

  • SoT for predefined and static rules.

  • N4 Modify Response for Query URR.

  • N4 Session Report Request.

  • N4 Modify Response for removal of URR.

  • N4 Delete Session Response.