We are plannig to bulid interface between SAP R3 and thir party system name GPE this third part system is capable of sending file in xml formate
Can we bulid interface with OUT having SAP PI if yes how?
Do we have to have SAP PI for this?
How should we connect SAP R3 with thrid party system, the communication between SAPR3 and third party is two way comminuctaion.
Please let us know the detail process.