ftp.ntua.gr:/debian/dists/stable/main/installer-armhf/20220914/images/u-boot/Firefly-RK3288/ 
Icon  Name                                                              Last modified      Size  
[DIR] Parent Directory                                                                       -   
[   ] Firefly-RK3288.sdcard.img.gz                                      14-Sep-2022 16:44  333K  
[   ] idbloader.img.gz                                                  14-Sep-2022 16:44   33K  
[   ] u-boot.img.gz                                                     14-Sep-2022 16:44  291K
Apache/2.2 Server at ftp.grnet.gr Port 80