ftp.ntua.gr:/ubuntu/dists/focal/main/installer-amd64/20101020ubuntu612/legacy-images/cdrom/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] initrd.gz                                        16-Apr-2020 14:33   17M  
[   ] vmlinuz                                          16-Apr-2020 14:33   11M  
[   ] debian-cd_info.tar.gz                            16-Apr-2020 14:33  2.3M  
[DIR] xen/                                             16-Apr-2020 14:33    -
Apache/2.2 Server at ftp.ntua.gr Port 80