Updating Notify SM Policy

This section describes the call flow of update the SM Policy.

Update Notify SM Policy
Update Notify SM Policy Call Flow Description

Step

Description

1

The CDL sends a next evaluation timer request to the PCF.

2

The PCF sends the Session Record in response to the CDL.

3

The PCF resolves the service configuration.

4

If the charging information is not available in the PCF session, PCF populates the PCF session with primary and secondary CHF address in the charging information.

5

If the charging information is configured in the service, PCF adds the charging information in the response object.

6

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

7

The PCF compares the results with the PCF session to identify the delta.

8

The PCF adds the charging decisions in the response object.

9

The PCF sends the Update Session request to the CDL.

10

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

11

The PCF sends a N7 Notify request to the SMF.

12

The SMF sends a N7 Notify response to the PCF.