ftp.ntua.gr:/ubuntu/dists/bionic-updates/main/installer-amd64/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] current/                                         05-Aug-2020 15:43    -   
[DIR] 20101020ubuntu543.17/                            05-Aug-2020 15:43    -   
[DIR] 20101020ubuntu543.15/                            30-Jan-2020 11:11    -   
[DIR] 20101020ubuntu543.11/                            03-Oct-2019 11:55    -
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