ftp.ntua.gr:/debian/dists/sid/main/installer-arm64/20190623/images/device-tree/cavium/?C=N&O=D 
Icon  Name                                                                Last modified      Size  
[DIR] Parent Directory                                                                         -   
[   ] thunder2-99xx.dtb                                                   23-Jun-2019 22:53  2.7K  
[   ] thunder-88xx.dtb                                                    23-Jun-2019 22:53  7.0K
Apache/2.2 Server at debian.noc.ntua.gr Port 80