Tidle Timer Call Flow
This section describes the Tidle timer call flow.
Tidle timer call flow is a sample call flow. Tidle timer expiry can happen post various signalling procedures, not just registration procedure.

Step |
Description |
---|---|
1 |
The UE sends the Registration Request to the AMF |
2 |
The UE receives Registration Response from the AMF. |
3 |
The UE sends the Registration Complete to the AMF. When UE moves to CONNECTED state, the AMF starts the configured timer. The value ranges between 30 seconds to seven hours. |
4 |
The AMF waits for the Tidle timer expiry. |
5 |
The AMF sends the Context Release Command to the gNodeB. |
6 |
The AMF sends the Context Update to the SMF. |