ftp.ntua.gr:/ubuntu/dists/bionic/main/installer-i386/20101020ubuntu543/images/netboot/?C=S&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] pxelinux.cfg/                                    26-Apr-2018 00:23    -   
[DIR] ubuntu-installer/                                26-Apr-2018 00:23    -   
[DIR] xen/                                             26-Apr-2018 00:23    -   
[   ] pxelinux.0                                       26-Apr-2018 00:23   41K  
[   ] ldlinux.c32                                      26-Apr-2018 00:23  113K  
[   ] netboot.tar.gz                                   26-Apr-2018 00:23   49M  
[   ] boot.img.gz                                      26-Apr-2018 00:23   50M  
[   ] mini.iso                                         26-Apr-2018 00:23   57M
Apache/2.2 Server at ftp.ntua.gr Port 80