On 04/01/2016 04:42 AM, to...@tuxteam.de wrote:
Another angle of attack would be: is the box reachable via network? (e.g. install openssh-server, log in via ssh).
+1(I always check the "SSH server" box on the "Choose software" page when installing Debian.)
Once you're in, then it's a matter of figuring out where to look for clues. I'd start with the 'dmesg' command and then look at the contents of the files in /var/log.
David