problems ssh'ing debug1: An invalid name was supplied (OSX client)

Lothar Braun mail at
Tue Oct 10 08:05:07 PDT 2006

On Tuesday 10 October 2006 16:29, David Robillard wrote:
> >> any clues why ssh is hanging before a prompt is provided from the
> >> server side. this prompt stalling behavior is only happening when I
> >> am coming from my OSX ssh client. Any clues on this? I have never see
> >> this betwe.
> I had this problem when DNS was broken for the FreeBSD server and the
> MacOS X client. Make sure the DNS you're using can resolve both
> forward and reverse for the client and the server. Then your ssh
> session will be fast and free of this error.

If you're not able (or don't want to =)) fix the DNS, you can reconfigure the 
sshd on the server.

UseDNS no

to it's /etc/ssh/sshd_config and restart the ssh daemon (this will make sshd 
stop to look up the hostnames of the connecting clients)

Best regards,
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