3.2.5.3.6 Receiving a TXUSER_DTCLURMENLISTMENT_MTAG_TO_LU_COMMITTED Message
When the LU 6.2 implementation (section 3.2) receives a TXUSER_DTCLURMENLISTMENT_MTAG_TO_LU_COMMITTED message, it MUST perform the following actions:
If the connection state is Awaiting Transaction Outcome:
Send a Commit request to the higher-layer business logic.
Set the connection state to Finalizing Commit Operations.
Otherwise, the message MUST be processed as an invalid message, as specified in [MS-DTCO], section 3.1.6.