Re: [exim] Throttle mail per source IP

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Author: Jon Gerdes
Date:  
To: exim-users@exim.org
Subject: Re: [exim] Throttle mail per source IP
On Thu, 2015-09-03 at 09:07 +0100, Jeremy Harris wrote:
> On 02/09/15 19:43, 3YSTech Services wrote:
> > My questions is how to receive all inbound emails and use rate limit on
> > outbound mail processing to only send the rate of emails approved per
> > source IP.
>
> Exim does not make that particularly easy; and you'd have to consider
> what to do with a potentially infinite queue (Exim's optimal operating
> point is with a small-to-zero queue).
> --
> Jeremy
>


You could rate limit via your firewall. If you do the limiting on the
"inside" of Exim, then it will be transparent as far as Exim is
concerned. I am assuming that Exim lives in a DMZ here.

Cheers
Jon


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