Re: [exim] Todays possibilities to rate limit outgoing email…

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Szerző: Ian Eiloart
Dátum:  
Címzett: Tony Finch, Jeremy Harris
CC: exim-users
Új témák: [exim] non-standard ports, was Re: Todays possibilities to rate limit outgoing emails per host
Tárgy: Re: [exim] Todays possibilities to rate limit outgoing emails per host


--On 17 September 2007 00:05:10 +0100 Tony Finch <dot@???> wrote:

> On Sun, 16 Sep 2007, Jeremy Harris wrote:
>>
>> Um, the default key is $sender_host_address - but you can pick a
>> different one, to match your definition of "host", no?
>
> Yeah, but even if you try to use the destination host address as the key
> (which isn't possible in general because a recipient address may have
> multiple destinations) the only thing you can do to limit the rate is
> delay the incoming email, which your clients might consider rude.


Then, perhaps the thing to do is set up a second server, as a smarthost for
the offending server. It doesn't have to be a physical box - you could use
two use a separate config on the same host.

It might listen on a second IP address, or a non-standard port (assuming
Exim can send email to a host listening on a non-standard port?).



> And the
> rate that you are measuring is the rate of incoming messages that might
> eventually be delivered to the destination in question, not the actual
> rate of deliveries.
>
> Tony.
> --
> f.a.n.finch <dot@???> http://dotat.at/
> IRISH SEA: SOUTHERLY, BACKING NORTHEASTERLY FOR A TIME, 3 OR 4. SLIGHT OR
> MODERATE. SHOWERS. MODERATE OR GOOD, OCCASIONALLY POOR.




--
Ian Eiloart
IT Services, University of Sussex
x3148