ftp.ntua.gr:/debian/dists/stretch/main/installer-armel/20170615/images/kirkwood/netboot/?C=N&O=D 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] vmlinuz-4.9.0-3-marvell                                              15-Jun-2017 11:34  1.9M  
[DIR] seagate/                                                             15-Jun-2017 11:34    -   
[DIR] marvell/                                                             15-Jun-2017 11:34    -   
[   ] initrd.gz                                                            15-Jun-2017 11:34   11M
Apache/2.2 Server at ftp.grnet.gr Port 80