Can you please answer my question folks ? I got scenario like " Sender system is (ECC 6.0+ NW2k4S) Webdynapro application to XI, Receiving system is a legacy system with Java application running on it. The scenario must me online like synchronous. Webdynpro to XI (synchronous), from XI to Legacy system(synchronous)". Webdynpro application must get response from Legacy system. Please can any one give solution, what is best possible solution to this scenarios, that would be greatful.