Usage Monitoring Activation Call Flow

This section describes the Usage Monitoring Activation call flow.

Usage Monitoring Activation Call Flow
Usage Monitoring Activation Call Flow Description
Step Description
1

PCF sends the list of Usage Monitoring data with thresholds to be monitored and association of the thresholds to either Session or PCC rule level.

2

SMF creates the URR for each monitoring data and associates it to the corresponding PDRs.

3

SMF sends Create or Update URR and links the URR with the corresponding PDR in PFCP Session Establishment or Modification request.

4

UPF activates the monitoring on the received URR.

5

UPF sends the response to SMF with the corresponding cause code.