Here we would like to draw your attention to O3U_DN3 transaction code in SAP. As we know it is being used in the SAP IS-OIL-PRA (Production and Revenue Accounting in IS-OIL) component which is coming under IS-OIL module (Oil & Gas). O3U_DN3 is a transaction code used for Display Delivery Network in SAP.

It comes under the package for PRA Production and Revenue Accounting (Upstream Business) (OIU). When we execute this transaction code, SAPLOIU_DELIVERY_NETWORK is the normal standard SAP program that is being executed in background. Transaction code O3U_DN3 is included in the SAP component for IS-OIL.
Transaction O3U_DN3 technical data table
| Tcode | O3U_DN3 |
| Usage | Display Delivery Network |
| Module | IS-OIL |
| Sub Module | IS-OIL-PRA |
| SAP Package | OIU |
| Program running | SAPLOIU_DELIVERY_NETWORK |
| Component | IS-OIL |