On Wed, 24 Apr 2013 05:03:53 +0200, Andreas Leha <andreas.leha@med.uni-goettingen.de> wrote: Hi Andreas, Did you check your sshd config' ? You can do it running: sshd -t You can also make tests by running you sshd in debug mode. Just start it on another port to not disturb the main one: sshd -de -p 8022 and try a connection on this SSH from your client: ssh -p 8022 yourhost and check what happens on your server. Regards, Jean-Marc