3.3.5.3.5.1 Receiving a TXUSER_TRACE_MTAG_REQUEST_COMPLETE Message
When the application receives a TXUSER_TRACE_MTAG_REQUEST_COMPLETE (section 2.2.8.3.5.2) message, the application MUST perform the following actions:
If the connection state is Awaiting Trace Response:
Return a success result to the higher-layer business logic.
Set the connection state to Ended.
Otherwise, the message MUST be processed as an invalid message as specified in section 3.1.6.