Re: [Exim] dns cache?

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Author: Dave C.
Date:  
To: Tom Fischer
CC: Exim Mailing List
Subject: Re: [Exim] dns cache?
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Uhm.. You should put *IP addresses* in host_accept_relay. This is both
more secure, and not vulnerable to broken/outofdate DNS..

On Wed, 12 Dec 2001, Tom Fischer wrote:

>
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> Hi,
>
> what is exim using for domain lookups? does exim cache it?
>
> I've placed a new machine in my network but forgot to make changes in the
> zone files, so exim can't do a lookup on this machine and replied relaying
> denied. That's ok, was my mistake. After changing the zonefiles and tested it
> i tried again to send a mail but exim said that it can't lookup the hostname
>
> 2001-12-12 13:13:17 refused relay (host) to <xy@???> from
> <yz@???> H=(foo.bar) [192.168.25.42] (failed to find host name from IP
> address)
>
> thx
>
> Tom
> - --
> Tom Fischer            ABH Marketingservice GmbH
> System Administrator        Weisshaustra?e 23a
> Tel: 0221-94400446        50939 K?ln
> http://www.abh.de

>
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>
>
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>
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