ftp.ntua.gr:/debian/dists/stretch/main/installer-arm64/20170615/images/device-tree/broadcom/?C=S&O=A 
Icon  Name                                                                    Last modified      Size  
[DIR] Parent Directory                                                                             -   
[   ] bcm2837-rpi-3-b.dtb                                                     15-Jun-2017 11:34  7.2K
Apache/2.2 Server at debian.noc.ntua.gr Port 80