Generate Incoming Confirmations 
Prerequisites
For external correspondence, you can specify in the standing instructions whether there should be a counterconfirmation for the business partner. Manual entry of incoming confirmations and automatic matching against the corresponding outgoing confirmation is shown in the confirmation status.
Incoming confirmations can only then be processed if an outgoing, external correspondence (e.g confirmation) has been previously created. The ‘Counterconfirmation required’ indicator must be set in the standing instructions. If the allocation is not unique, a message appears asking you to make it unique. The counterconfirmation status is set as ‘reconciled’ once the confirmations have been reconciled.
Procedure
In order to reconcile incoming confirmations with outgoing confirmations, proceed as follows: