[CentOS] Not firewall, but what?
Gavin Carr
gavin at openfusion.com.au
Thu May 6 18:35:46 UTC 2010
Is one of your dns servers broken?
On Thu, May 06, 2010 at 09:31:22PM +0300, Jussi Hirvi wrote:
> I have a strange problem, where some clients see the website on my
> server and some do not. It is not about the iptables, and seems to be
> not about tcp wrapper. Still it is something within the box.
>
> More details:
> - the problem is only with some clients, with no geographical connection
> between them; other clients see the website just fine
> - the problem-clients get timeout with their browser
> - they get timeout also when they try a numerical ip address
> - but they see another machine in the same subnet just fine (when they
> browse by ip number), so the problem has to be inside this webserver
> box, right?
> - port 80 (not ssl)
>
> Switching off iptables does not help. The files hosts.allow and
> hosts.deny are empty, so I guess it's not the tcp wrapper.
>
> I am out of things to test. Any ideas?
>
> - Jussi Hirvi
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