Thanks for all the responses folks - the rfc setting seems to sort it
out!
On Wed, 2003-02-12 at 09:26, Rene Küttner wrote:
> --
> On Wed, Feb 12, 2003 at 09:06:19AM +0000, Konrad Michels wrote:
> > Morning folks
> > Ever since I've setup our mail hub in our iptables protected DMZ, I've
> > noticed that there is a significant delay getting a response back from
> > exim once connected to port 25. Telnetting to port 25 gets a fairly
> > instantaneous "Connected to" message, but the Mail serer response after
> > that could be anywhere up to 30 seconds!
> >
>
> looks like a dns reverse or an ident lookup
>
> > Telnetting to port 25 on an identical Exim installation on the local LAN
> > (ie no firewalling between me and the exim), the connection and response
> > is instantaneous. What this suggests to me is that exim is trying to do
> > something in that delay period for the machine behind the firewall,
> > which the firewall is evidently not allowing. Question is what this is
> > though.
> >
> [...]
>
> regards
>
> --
>
> René Küttner NetKom GmbH, Administration
> rkuettner@??? Gewerbepark Mockritz, 04720 Döbeln
>
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> PGP Public-Key: http://in-doebeln.de/~rene/pubkey.asc
>
> --
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> --
>
> --
>
> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim details at http://www.exim.org/ ##
--
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