---- Resolving host address...
---- 1 address found: 40.67.255.126
---- Connecting to ftp3.exchange-data.com (40.67.255.126) port 21
<--- 220 Serv-U FTP Server v15.1 ready...
---> USER
<--- 331 User name okay, need password.
---> PASS
<--- 230 User logged in, proceed.
---> PWD
<--- 257 "/" is current directory.
---> PASV
<--- 227 Entering Passive Mode (40,67,255,126,192,52)
---- Connecting data socket to (40.67.255.126) port 49204
---- Data connection established
---> NLST
<--- 150 Opening ASCII mode data connection for /bin/ls.
---- Got EOF on data connection
---- Closing data socket
<--- 226 Transfer complete. 47 bytes transferred. 4.17 KB/sec.
---> QUIT
<--- 221 Goodbye, closing session.
---- Closing control socket