ftp.ntua.gr:/ubuntu/dists/xenial-updates/main/installer-amd64/20101020ubuntu451.28/images/hwe-netboot/?C=S&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] pxelinux.cfg/                                    21-Feb-2019 15:49    -   
[DIR] ubuntu-installer/                                21-Feb-2019 15:49    -   
[DIR] xen/                                             21-Feb-2019 15:49    -   
[   ] pxelinux.0                                       21-Feb-2019 15:49   42K  
[   ] ldlinux.c32                                      21-Feb-2019 15:49  114K  
[   ] netboot.tar.gz                                   21-Feb-2019 15:49   57M  
[   ] boot.img.gz                                      21-Feb-2019 15:49   57M  
[   ] mini.iso                                         21-Feb-2019 15:49   69M
Apache/2.2 Server at ftp.ntua.gr Port 80