ftp.ntua.gr:/ubuntu/dists/groovy/main/installer-i386/current/images/netboot/ubuntu-installer/i386/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] pxelinux.cfg/                                    24-Apr-2020 16:58    -   
[   ] pxelinux.0                                       24-Apr-2020 16:58   41K  
[   ] linux                                            24-Apr-2020 16:58  9.9M  
[   ] initrd.gz                                        24-Apr-2020 16:58   47M  
[DIR] boot-screens/                                    24-Apr-2020 16:58    -
Apache/2.2 Server at ftp.ntua.gr Port 80