Required Access Information in STR Call Flow

This section describes the Required Access Information in STR call flow.

Required Access Information in STR Call Flow
Required Access Information in STR Call Flow Description

Step

Description

1

The SMF sends an SMPolicyControl_Create request to the PCF.

2

The PCF responds to the SMF with the SMPolicyControl_Create response.

3

The AF sends the Specific-Action: 12 (Access n/w info. report) message to the PCF.

4

The PCF sends an AA-Answer message to the AF.

5

The PCF sends an SMPolicyControl_UpdateNotify request to the SMF.

6

The SMF sends PCC rules as requested in the Authenticate-Authorize-Request in the SMPolicyControl_UpdateNotify response to the PCF.

7

The AF sends a Session-Termination-Request to PCF to retrieve the Required-Access-Info AVP.

8

If the NetLoc feature is enabled, the PCF sends as SMPOlicyControl_UpdateNotify request to the SMF.

9

The SMF sends an SMPOlicyControl_UpdateNotify response to the PCF.

10

The SMF sends an SMPOlicyControl_Update request to the PCF.

11

The PCF sends a response for the SMPOlicyControl_Update request to the SMF.

12

The PCF sends the Session-Termination-Answer message to the AF with the user location information.

13

The PCF sends the SMPolicyControl_UpdateNotify request to the SMF.

14

On installing the PCC rules, the SMF sends SMPolicyControl_UpdateNotify response to the PCF.