if anyone interested
after trying the FTP module
tiki-index.php?page=dujoducom.modules.FTP&highlight=ftp
and the HTTP network nodes method without success to upload and download
images to my FTP
i finally succeed doing an incremental upload/download setup
with the shellexecute node + the following bat files
just specify the file type (.jpg, .txt etc…)
your domain
user
password
in the .bat files
http://www.dostips.com/BatchFtpUploadOnlyNewFiles.bat
http://www.dostips.com/BatchFtpDownloadOnlyNewFiles.bat