ho appena provato qst pezzo di codice sul mio server senza problemi...
<?php
$conn = ftp_connect('ftp.example.com');
if (!$conn) die('Unable to connect to ftp.example.com');
if (!ftp_login($conn, 'user', 'pass')) die('Error logging into ftp.example.com');
if (ftp_site($conn, 'CHMOD 0600 /home/user/privatefile')) {
echo "Command executed successfully.\n";
} else {
die('Command failed.');
}
?>