Here we would like to draw your attention to OAIA2 transaction code in SAP. As we know it is being used in the SAP BC-SRV (Basis Services / Communication Interfaces in Basis) component which is coming under BC module (BASIS).OAIA2 is a transaction code used for Customizing Application Attributes in SAP.
It comes under the package SAOI.
Transaction OAIA2 technical data table
|Purpose||Customizing Application Attributes|