ftp.ntua.gr:/debian/dists/stretch/main/installer-armhf/current/images/u-boot/BeagleBoneBlack/?C=M&O=D 
Icon  Name                                                              Last modified      Size  
[DIR] Parent Directory                                                                       -   
[   ] u-boot.img.gz                                                     12-Jul-2020 20:49  216K  
[   ] MLO.gz                                                            12-Jul-2020 20:49   49K  
[   ] BeagleBoneBlack.sdcard.img.gz                                     12-Jul-2020 20:49  266K
Apache/2.2 Server at debian.noc.ntua.gr Port 80