Re: SSH long delay on login


Subject: Re: SSH long delay on login
From: Graham Leggett (minfrin@sharp.fm)
Date: Tue Sep 05 2000 - 01:20:01 MDT


rgp systems wrote:

> I just upgraded my 7200 from MkLinux to YDL. Had openssh running good on
> MkLinux and re-installed it on YDL. When I connect to the server the login
> screen appears immediately but it takes several minutes after logging in
> before the prompt appears. I used Openssh-1.2pre7-1.ppc.rpm I got from
> LinuxPPC site.

Long delays like this are most often reverse DNS problems. The server on
the other side wants to do a reverse lookup on your IP address. If the
config is broken, it'll sit around for what seems like forever before
the DNS query times out and ssh gives up and gives you a prompt.

From your server, try "nslookup <client.ip.address>". If it takes ages
to answer, there's your problem.

Regards,
Graham

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