ftp.ntua.gr:/debian/dists/stretch/main/installer-arm64/current/images/netboot/debian-installer/arm64/?C=N&O=D 
Icon  Name                                                                                Last modified      Size  
[DIR] Parent Directory                                                                                         -   
[   ] linux                                                                               12-Jul-2020 20:49   14M  
[   ] initrd.gz                                                                           12-Jul-2020 20:49   21M  
[DIR] grub/                                                                               12-Jul-2020 20:49    -   
[   ] bootnetaa64.efi                                                                     12-Jul-2020 20:49  449K
Apache/2.2 Server at debian.noc.ntua.gr Port 80