ftp.ntua.gr:/debian/dists/stretch/main/installer-ppc64el/20170615+deb9u9/images/netboot/?C=N&O=D 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] netboot.tar.gz                                                       12-Jul-2020 20:49   23M  
[   ] mini.iso                                                             12-Jul-2020 20:49   41M  
[DIR] debian-installer/                                                    12-Jul-2020 20:49    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80