Here we would like to draw your attention to OPRF 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).OPRF is a transaction code used for Maintain Quotation Prefixes in SAP.
It comes under the package SFIB.
Transaction OPRF technical data table
|Purpose||Maintain Quotation Prefixes|