Basic and Advance Validation on SGW-Egress (S5) Call Flow
The following section describes the Basic and Advance Validation on SGW-Egress (S5) call flow.

Step |
Description |
---|---|
1 |
The PGW sends the Create Bearer Request to the S5-GTPC-EP pod. The S5-GTPC-EP pod decodes the Create Bearer Request and performs basic validation. |
2 |
If decoding or basic validation fails, or if SGW-SVC is not available, the S5-GTP-EP pod sends the Create Bearer Response failure message to the PGW. |
3 |
If Create Bearer Request basic validation is successful, the S5-GTP-EP pod forwards the Create Bearer Request to the SGW-SVC pod. SGW-SVC processes the Create Bearer Request and performs the following:
|
4, 5 |
If validation from Step 3 fails:
|
6, 7 |
If validation from Step 3 is successful, the SGW-SVC performs the following:
The S5-GTP-EP pod forwards the Create Bearer Response success message to the PGW. |