ftp.ntua.gr:/debian/dists/sid/main/installer-amd64/20190410/images/netboot/gtk/?C=N&O=D 
Icon  Name                                                            Last modified      Size  
[DIR] Parent Directory                                                                     -   
[DIR] pxelinux.cfg/                                                   10-Apr-2019 21:55    -   
[   ] pxelinux.0                                                      10-Apr-2019 21:55   41K  
[   ] netboot.tar.gz                                                  10-Apr-2019 21:55   61M  
[   ] mini.iso                                                        10-Apr-2019 21:55   73M  
[DIR] debian-installer/                                               10-Apr-2019 21:55    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80