ftp.ntua.gr:/debian/dists/stretch/main/installer-arm64/20170615/images/netboot/ 
Icon  Name                                                        Last modified      Size  
[DIR] Parent Directory                                                                 -   
[DIR] debian-installer/                                           15-Jun-2017 11:34    -   
[   ] mini.iso                                                    15-Jun-2017 11:34   37M  
[   ] netboot.tar.gz                                              15-Jun-2017 11:34   26M
Apache/2.2 Server at debian.noc.ntua.gr Port 80