ftp.ntua.gr:/mirror/ubuntu/dists/focal/main/uefi/linux-amd64/4.15.0-15.16/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] vmlinuz-4.15.0-15-lowlatency.efi.signed          18-Oct-2019 14:04  7.9M  
[   ] vmlinuz-4.15.0-15-lowlatency.efi                 18-Oct-2019 14:04  7.9M  
[   ] vmlinuz-4.15.0-15-generic.efi.signed             18-Oct-2019 14:04  7.9M  
[   ] vmlinuz-4.15.0-15-generic.efi                    18-Oct-2019 14:04  7.9M  
[   ] SHA256SUMS.gpg                                   18-Oct-2019 14:04  1.5K  
[   ] SHA256SUMS                                       18-Oct-2019 14:04  636   
[   ] flavours                                         18-Oct-2019 14:04   63   
[   ] version                                          18-Oct-2019 14:04   13   
[DIR] control/                                         18-Oct-2019 14:04    -
Apache/2.2 Server at ftp.ntua.gr Port 80