Solution : https://service.sap.com/sap/support/notes/1023391 (SAP Service marketplace login required)
Key words :
rfc configuration supports underscores, trex rfc configuration files, host names contained, appserver host names, trex admin tool, installed trex/bia, trex rfc configuration, connect trex, trex versions, trex revisions
Related Notes :
883726 | BIA 7.00: Central Note SAP NetWeaver BI accelerator |