ftp.ntua.gr:/debian/dists/stretch/main/installer-i386/20170615/images/netboot/debian-installer/i386/?C=S&O=D 
Icon  Name                                                                                Last modified      Size  
[DIR] Parent Directory                                                                                         -   
[   ] initrd.gz                                                                           15-Jun-2017 11:34   22M  
[   ] linux                                                                               15-Jun-2017 11:34  3.4M  
[   ] bootnetia32.efi                                                                     15-Jun-2017 11:34  302K  
[   ] pxelinux.0                                                                          15-Jun-2017 11:34   41K  
[DIR] pxelinux.cfg/                                                                       15-Jun-2017 11:34    -   
[DIR] grub/                                                                               16-Jun-2017 23:57    -   
[DIR] boot-screens/                                                                       16-Jun-2017 23:57    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80