ftp.ntua.gr:/ubuntu/dists/focal/main/installer-amd64/20101020ubuntu612/legacy-images/netboot/ubuntu-installer/amd64/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] initrd.gz                                        16-Apr-2020 14:33   49M  
[   ] linux                                            16-Apr-2020 14:33   11M  
[   ] pxelinux.0                                       16-Apr-2020 14:33   42K  
[DIR] pxelinux.cfg/                                    16-Apr-2020 14:33    -   
[DIR] boot-screens/                                    16-Apr-2020 14:33    -
Apache/2.2 Server at ftp.ntua.gr Port 80