FTP PORT NLST --data-binary # Server-side REPLY NLST 450 No files found # Client-side ftp FTP NLST dir list without contents, using PORT ftp://%HOSTIP:%FTPPORT/ -P - -l # Verify data after the test has been "shot" # Strip all valid kinds of PORT and EPRT that curl can send ^PORT \d{1,3},\d{1,3},\d{1,3},\d{1,3},\d{1,3},\d{1,3} ^EPRT \|1\|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\|\d{1,5}\| USER anonymous PASS ftp@example.com PWD PORT 127,0,0,1,243,212 TYPE A NLST QUIT