ftp.ntua.gr:/debian/dists/unstable/main/installer-arm64/20190118/images/cdrom/?C=N&O=A 
Icon  Name                                                         Last modified      Size  
[DIR] Parent Directory                                                                  -   
[   ] debian-cd_info.tar.gz                                        18-Jan-2019 22:43  816K  
[   ] initrd.gz                                                    18-Jan-2019 22:43   12M  
[   ] vmlinuz                                                      18-Jan-2019 22:43   20M
Apache/2.2 Server at ftp.grnet.gr Port 80