This graphic shows a box on the far right labeled Remote Trading Partner (buyer) (RosettaNet XML). There are two arrows on the left side of this box. The top arrow labeled Purchase Order Request (RosettaNet XML format) points out to the left to a box labeled Host Trading Partner (seller). The bottom arrow labeled Purchase Order Acceptance (RosettaNet XML format) points from the box labeled Host Trading Partner (seller) into the box labeled Remote Trading Partner (buyer) (RosettaNet XML).

The box labeled Host Trading Partner (seller) has a smaller box inside in the upper left that is labeled A and a smaller box inside in the lower left that is labeled B. An arrow labeled Callout Usage (Transforms RosettaNet XML to Oracle E-Business Suite XML) points down to the box labeled A. An arrow labeled Responding Callout Usage (Transforms Oracle E-Business Suite XML to RosettaNet XML) points up to the box labeled B.

There are two arrows on the left side of box labeled Host Trading Partner (seller). The top arrow labeled Purchase Order Request (Oracle E-Business Suite XML format) points out to the left to a box labeled Host Application (Oracle E-Business Suite XML). This top arrow is also labeled Internal Delivery Channel. The bottom arrow labeled Purchase Order Acceptance (Oracle E-Business Suite XML format) points from the box labeled Host Application (Oracle E-Business Suite XML) into the box labeled Host Trading Partner (seller). This bottom arrow is also labeled Responding Internal Delivery Channel.

The Host Application (Oracle E-Business Suite XML) box and the Host Trading Partner (seller) box are inside a larger dashed box.

Below the illustration is a key with two letters: A and B. The key letter A (which denotes the smaller upper left box inside the Host Trading Partner (seller) box) says Source Document Definition: PurchaseOrderRequest and Target Document Definition: PurchaseOrderAcceptance.

The key letter B (which denotes the smaller lower left box inside the Host Trading Partner (seller) box) says Source Document Definition: PurchaseOrderAcceptance and Target Document Definition: PurchaseOrderRequest.