Path Failure for Default Bearer Call Flow
This section describes the Path Failure for Default Bearer call flow.

Step |
Description |
---|---|
1, 2 |
Initial attach complete. cnSGW-C saves non-unique GTPUPeerKey (NodeID:Remote GTPU-peer-IP) per bearer. |
3, 4 |
|
6, 7 |
|
8–13 |
cnSGW-C processes Clear Subscriber Request. If GTPU peer IP received is for default bearer, submit internal transaction (T2) to clean up PDN. If CLI
|
14, 15 |
|