Creating SM Policy

This section describes the Creating SM Policy call flow.

Create SM Policy Call Flow
Create SM Policy Call Flow Description

Step

Description

1

The SMF sends a N7 Create request to the PCF.

2

The PCF sends a Load Session request to the CDL.

3

The CDL sends a Session Record request to the PCF.

4

If the charging information is configured in the service, then PCF populates the PCF session with primary and secondary CHF address.

5

The PCF adds the charging information in the response object.

6

If the table-driven charging decision is configured in the service, then PCF queries the CRD to retrieve the list of charging decisions.

7

The PCF compares the results with the PCF session and identifies the differences.

8

The PCF adds charging decisions in the response object.

9

The PCF sends a Create Session request to the CDL.

10

In response, the CDL sends an acknowledgment to the PCF.

11

The PCF sends an N7 Create response to the SMF.