Solution : https://service.sap.com/sap/support/notes/48233 (SAP Service marketplace login required)
Key words :
'application level gateway' specialized, additional key words ftp, target machine manually, ftp session runs, ftp session, additional software, saprouter machine, remote link, downloading patches, uploading traces
Related Notes :
| 48243 | Integrating SAProuter into a firewall |
| 40024 | Transferring customer files to sapserv# using ftp |
| 37211 | ftp not via SAProuter : "connection refused" |
| 30289 | SAProuter documentation |