ftp.ntua.gr:/ubuntu/dists/focal-proposed/main/signed/linux-oem-5.4-amd64/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] current/                                         16-Jan-2020 11:13    -   
[DIR] 5.4.0-1002.4/                                    16-Jan-2020 11:13    -   
[DIR] 5.4.0-1001.2/                                    02-Jan-2020 12:38    -
Apache/2.2 Server at ftp.ntua.gr Port 80