ftp.ntua.gr:/debian/dists/sid/main/installer-arm64/20190118/images/netboot/debian-installer/arm64/ 
Icon  Name                                                                             Last modified      Size  
[DIR] Parent Directory                                                                                      -   
[   ] bootnetaa64.efi                                                                  18-Jan-2019 22:43  523K  
[DIR] grub/                                                                            18-Jan-2019 22:43    -   
[   ] initrd.gz                                                                        18-Jan-2019 22:43   25M  
[   ] linux                                                                            18-Jan-2019 22:43   20M
Apache/2.2 Server at ftp.grnet.gr Port 80