* About to connect() to as520.datasphere.ch port 21 (#0)
*   Trying 172.25.0.24... connected
* Connected to as520.datasphere.ch (172.25.0.24) port 21 (#0)
< 220-QTCP at as520.datasphere.ch.
< 220 Connection will close if idle more than 5 minutes.
> USER ?????
< 331 Enter password.
> PASS ????????????
< 230 ????? logged on.
> PWD
< 257 "QGPL" is current library.
* Entry path is 'QGPL'
> CWD /var
< 250-NAMEFMT set to 1.
< 250 "/var" is current directory.
> EPSV
* Connect data stream passively
< 500 Subcommand EPSV not valid.
* disabling EPSV usage
> PASV
< 227 Entering Passive Mode (172,25,0,24,254,237).
*   Trying 172.25.0.24... connected
* Connecting to 172.25.0.24 (172.25.0.24) port 65261
> TYPE A
< 200 Representation type is ASCII nonprint.
> LIST
< 125 List started.
* Maxdownload = -1
{ [data not shown]
* Remembering we are in dir /var/
< 250 List completed.
* Connection #0 to host as520.datasphere.ch left intact

* Re-using existing connection! (#0) with host as520.datasphere.ch
* Connected to as520.datasphere.ch (172.25.0.24) port 21 (#0)
> CWD QGPL
< 550-Specified directory does not exist or cannot be accessed.
< 550 Working directory not changed.
* Server denied you to change to the given directory
* Connection #0 to host as520.datasphere.ch left intact
> QUIT
< 221 QUIT subcommand received.
* Closing connection #0