CDL Endpoint Failure Call Flow
This section describes the CDL Endpoint Failure call flow.

| Step | Description |
|---|---|
|
1 |
In the Site 1 environment, the SMF sends a N7 Create Request to the PCF 1 over the N7 interface. |
|
2 |
The PCF 1 sends Session Create Request to the PCF 2. |
|
3 |
The PCF 1 sends a Session Store Request to the CDL2. |
|
4 |
The PCF 1 sends N7 Create Response to the SMF. |