FTP server does not support the FTP command <FTP command>. Resilience is disabled.
The connection to the FTP server failed. The Integration Service reconnected to the FTP server and attempted to restart the file transfer. However, the FTP server does not support the REST, MDTM, or SIZE FTP commands, which are necessary to restart the file transfer. As a result, the session failed.
For a resilient FTP connection, the FTP server must support the REST, MDTM, or SIZE FTP commands.