You can define which acknowledgments are requested from the sender for a particular sender port and client.
Procedure
In the ABAP Editor (transaction SE38), under Program, enter IDX_NOALE and choose Execute.
Enter a Sender Port and Client.
Define which acknowledgments are to be requested for the sender port and client. Choose either Request Acknowledgment or Do Not Request Acknowledgment.
In the Exceptions for Following Interfaces frame, select the Message Types for which you want to define a different rule, and set the corresponding indicators.
To delete your configuration settings, choose Delete Port Configuration.