ftp.ntua.gr:/ubuntu/dists/bionic-proposed/main/installer-amd64/current/images/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] udeb.list                                        03-Aug-2020 11:58  6.3K  
[DIR] netboot/                                         03-Aug-2020 11:58    -   
[DIR] hwe-netboot/                                     03-Aug-2020 11:58    -   
[DIR] hwe-hd-media/                                    03-Aug-2020 11:58    -   
[DIR] hwe-cdrom/                                       03-Aug-2020 11:58    -   
[DIR] hd-media/                                        03-Aug-2020 11:58    -   
[DIR] cdrom/                                           03-Aug-2020 11:58    -   
[   ] SHA256SUMS.gpg                                   03-Aug-2020 11:58  819   
[   ] SHA256SUMS                                       03-Aug-2020 11:58  8.4K  
[   ] SHA1SUMS.gpg                                     03-Aug-2020 11:58  819   
[   ] SHA1SUMS                                         03-Aug-2020 11:58  6.6K  
[   ] MD5SUMS.gpg                                      03-Aug-2020 11:58  819   
[   ] MD5SUMS                                          03-Aug-2020 11:58  6.0K  
[   ] MANIFEST.udebs                                   03-Aug-2020 11:58   50K  
[   ] MANIFEST                                         03-Aug-2020 11:58  2.2K
Apache/2.2 Server at ftp.ntua.gr Port 80