Solution : https://service.sap.com/sap/support/notes/1413396 (SAP Service marketplace login required)
Key words :
plain http adapter, external http server, terms plain http, relevant support package, requested message acknowledgements, sap exchange infrastructure, exchange infrastructure, request message, send messages, system ack
Related Notes :
| 1459565 | SAP EHP1 FOR SAP NETWEAVER PI 7.1 SP05 |