SM Context Update Call Flow

This section describes the SM Context Update call flow.

SM Context Update Call Flow
SM Context Update Call Flow Description

Step

Description

1

The AMF service consumer performs both or one of the following:

  • Updates a particular SM context

  • Provides N1 or N2 SM information to the SMF through the HTTP POST method (modify custom operation).

The POST request contains the following information:

  • The release IE is set to true.

  • The cause IE is set to REL_DUE_TO_REACTIVATION.

2a

The SMF responds with the SmContextUpdatedData data type that contains the following response codes:

  • 204 No Content—The SM context is successfully updated when the SMF does not return information in the response.

  • 200 OK—The SM context is successfully updated when the SMF returns information in the response.

2b

When the SM Context Update fails, the SMF reports an error.

For a 4xx or 5xx response, the message body contains an SmContextUpdateError structure.