The link between the application object and the outbound IDoc is created using the BOR. For this, the BOR object type must be specified for the message type. Example: BUS1001 for the material number.
To carry out these functions choose IDoc ® Relationships ® Assign Business Object to Message Type (BDA4).
Part of the ALE Customizing for outbound processing is partner-independent. It applies to all the message flows relating to one message type.