SGW CDR Call Flow

This section describes the SGW CDR call flow.

SGW CDR Call Flow
SGW CDR Call Flow Description

Step

Description

1

The GTPC-EP sends the Modify Bearer Request with ULI to the SGW-service pod.

2

The SGW-service pod sends the Sx Mod Request with Query URR to the PFCP proto.

3

The SGW-service pod receives the Sx Mod Response with URR from the PFCP proto.

4

The SGW-service pod generate CDR.

5

The SGW-service pod sends the CDR request to the GTPP-EP.

6

The SGW-service pod triggers a set response () function.

7

The SGW-service pod sends the Modify Bearer Response to the GTPC-EP.

8

The GTPP-EP batches the received CDR requests .

9

The GTPP-EP sends the batched CDR requests to the TmpF5 file.

10

The GTPP-EP receives the CDR ACK from the file system.

11

The GTPP-EP sends GRPC ACK to the SGW-service.

12

The GTPP-EP moves the file to persistent storage when specified criteria (number of records or size or time) meets.

13

The GTPP-EP sends SFTP files from persistent storage to the server.

14

The GTPP-EP receives ACK from the server and moves it to the process directory with different extension.