ftp.ntua.gr:/ubuntu/dists/focal-security/main/signed/linux-oracle-amd64/?C=M&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] 5.4.0-1042.45/                                   14-Apr-2021 17:38    -   
[DIR] 5.4.0-1043.46/                                   16-Apr-2021 00:18    -   
[DIR] 5.4.0-1045.49/                                   12-May-2021 12:18    -   
[DIR] current/                                         12-May-2021 12:18    -
Apache/2.2 Server at ftp.ntua.gr Port 80