ftp.ntua.gr:/debian/dists/sid/main/installer-armhf/20210415/images/u-boot/BeagleBoneBlack/?C=S&O=D 
Icon  Name                                                           Last modified      Size  
[DIR] Parent Directory                                                                    -   
[   ] BeagleBoneBlack.sdcard.img.gz                                  15-Apr-2021 01:06  407K  
[   ] u-boot.img.gz                                                  15-Apr-2021 01:06  333K  
[   ] MLO.gz                                                         15-Apr-2021 01:06   73K
Apache/2.2 Server at debian.noc.ntua.gr Port 80