Idle Mode Registration to AMF from MME Call Flow

This section describes the Idle Mode Registration to AMF from MME call flow.

Idle Mode Registration to AMF from MME Call Flow
Identification with Peer Node Call Flow Description

Step

Description

1

The UE sends a Registration Request with a GUTI assigned by an MME.

2

The AMF analyzes the GUTI, identifies an MME and sends a context request.

3

The MME responds with a ContextResponse.

4

The AMF sends a ContextAcknowledge to the MME.

Step 5 to Step 18 are same as mentioned in the call flow for Registration with AMF Change.