If point-to-point communication has been enabled, you can trigger enterprise services through the Web services protocol without using a mediator (such as SAP NetWeaver Process Integration). In other words, you can configure direct communication between the consumer and provider.
To set up a point-to-point communication for asynchronous services you need to make additional settings in the SAP back-end system:
For more information about the SOA Manager application, see SAP Library for SAP NetWeaver on SAP Help Portal at http://help.sap.com/netweaver -> SAP NetWeaver 7.0 (2004s) -> SAP NetWeaver 7.0 including Enhancement Package 2. Search for Working with the SOA Manager.