[Gllug] Ssh Debugging

Ian Northeast ian at house-from-hell.demon.co.uk
Mon Feb 27 02:05:19 UTC 2012

Mick Farmer wrote:
> Dear Ian and others,
> Some progress.  On my server, penguin, the command
>      /usr/sbin/sshd -d -4 -p 1234
> kicks off without error.  However, on my client, lapwing,
> the command
>     /usr/sbin/ssh -4 -p 1234 mick at penguin.dcs.bbk.ac.uk
> elicits no response whatsoever.
Hi Mick,

Do you mean it hangs, or returns without output?

In the first case, that is normally a firewall issue. In the latter, 
strace may help.

ssh is normally in /usr/bin not /usr/sbin.

Regards, Ian
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