ftp.ntua.gr:/debian/dists/sid/main/installer-arm64/20190410/images/netboot/?C=S&O=A 
Icon  Name                                                    Last modified      Size  
[DIR] Parent Directory                                                             -   
[DIR] debian-installer/                                       10-Apr-2019 21:55    -   
[   ] netboot.tar.gz                                          10-Apr-2019 21:55   32M  
[   ] mini.iso                                                10-Apr-2019 21:55   47M
Apache/2.2 Server at ftp.grnet.gr Port 80