ftp.ntua.gr:/debian/dists/sid/main/installer-armhf/20210606/images/u-boot/BeagleBoard-X15/?C=N&O=A 
Icon  Name                                                           Last modified      Size  
[DIR] Parent Directory                                                                    -   
[   ] BeagleBoard-X15.sdcard.img.gz                                  06-Jun-2021 14:48  576K  
[   ] MLO.gz                                                         06-Jun-2021 14:48   72K  
[   ] u-boot.img.gz                                                  06-Jun-2021 14:48  504K
Apache/2.2 Server at debian.noc.ntua.gr Port 80