Re: [Exim] Please add support for ACLs run at _start_ of dat…

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Author: Andreas Metzler
Date:  
To: exim-users
CC: Steinar H. Gunderson, 237947
Subject: Re: [Exim] Please add support for ACLs run at _start_ of data
On 2004-03-15 Edgar Lovecraft <exim-list@???> wrote:
> Andreas Metzler wrote:
>> I have received this as http://bugs.debian.org/237947
>> On 2004-03-14 "Steinar H. Gunderson" <sgunderson@???> wrote:
>>> While implementing greylisting in exim4 we came across an interesting
>>> possibility: Reject not _after_ DATA, but actually on the DATA command
>>> itself. (Most greylisting implementations seem to reject on RCPT, but
>>> that potentially breaks callouts etc. in all sorts of ugly ways.) Ie.
>>> something like:

[...]
>>> DATA
>>> 401 Sorry, greylisted, try again later.


>>> Thus, one doesn't have to waste bandwidth and processing power on
>>> something that will only be thrown away later, but one doesn't break
>>> callouts either.

[...]
> Why?? All that really needs to be done to is to change HOW you are doing
> the sender callouts.

[...]

I think[1] you are missing the point. - Steinar is not concerned about
/his/ callouts but the callouts other machines will make to his exim
and these are not under his control.
               cu andreas
[1] I am not 100% sure but I cannot see how greylisting can have an
effect on callouts /issued/ by this machine that s using greylisting.
--
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