ftp.ntua.gr:/debian/dists/stable/main/installer-armhf/20230401/images/u-boot/Firefly-RK3288/?C=M&O=A 
Icon  Name                                                              Last modified      Size  
[DIR] Parent Directory                                                                       -   
[   ] Firefly-RK3288.sdcard.img.gz                                      01-Apr-2023 00:11  339K  
[   ] idbloader.img.gz                                                  01-Apr-2023 00:11   33K  
[   ] u-boot.img.gz                                                     01-Apr-2023 00:11  297K
Apache/2.2 Server at debian.noc.ntua.gr Port 80