ftp.ntua.gr:/debian/dists/bullseye/main/installer-armhf/20210731/images/u-boot/pcDuino3/?C=M&O=D 
Icon  Name                                                                Last modified      Size  
[DIR] Parent Directory                                                                         -   
[   ] u-boot-sunxi-with-spl.bin.gz                                        31-Jul-2021 07:20  278K  
[   ] pcDuino3.sdcard.img.gz                                              31-Jul-2021 07:20  279K
Apache/2.2 Server at debian.noc.ntua.gr Port 80