ftp.ntua.gr:/debian/dists/oldstable/main/installer-i386/20210731/images/netboot/debian-installer/i386/?C=M&O=D 
Icon  Name                                                                                  Last modified      Size  
[DIR] Parent Directory                                                                                           -   
[DIR] pxelinux.cfg/                                                                         31-Jul-2021 07:20    -   
[   ] pxelinux.0                                                                            31-Jul-2021 07:20   41K  
[   ] linux                                                                                 31-Jul-2021 07:20  4.7M  
[   ] initrd.gz                                                                             31-Jul-2021 07:20   25M  
[   ] grubia32.efi                                                                          31-Jul-2021 07:20  1.0M  
[DIR] grub/                                                                                 31-Jul-2021 07:20    -   
[   ] bootnetia32.efi                                                                       31-Jul-2021 07:20  729K  
[DIR] boot-screens/                                                                         31-Jul-2021 07:20    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80