[lug] SSHD connection delay

[Tarun Reddy]

Whenever I've seen the 30 sec delay, it has been a missing reverse DNS entry
for my client...

Tarun

On Wed, Jul 27, 2011 at 12:20 PM, Erinn Looney-Triggs <
erinn.looneytriggs at gmail.com> wrote:

> Chances are, and by the way you really should get off Fedora 8, that the
> problem is with glibc and your firewall. I ran into this issue on RHEL 6
> recently and it took a long time to figure out. The solution is poorly
> documented and I expect there are going to be a lot of pissed of
> enterprise users as more of them adopt RHEL 6, anyway the solution is to
> add the following to you /etc/resolv.conf:
>
> options single-request-reopen
>
> I wrote up a little blog post about this whole thing,
>
> https://stomp.colorado.edu/blog/blog/2011/06/29/on-rhel-6-ssh-dns-firewalls-and-slow-logins/
> .
>
>
> This may not be your problem, but the symptoms do match up pretty
> closely so give it a try and let me know.
>
> -Erinn
>
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