Re: [Exim] Re: Exim Teergrubing

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Auteur: Philip Hazel
Datum:  
Aan: Everton da Silva Marques
CC: exim-users
Onderwerp: Re: [Exim] Re: Exim Teergrubing
On Thu, 5 Dec 2002, Everton da Silva Marques wrote:

> May we hope Exim someday is going to support something like this:
>
> # If set to "yes", Exim teergrubes the offending SMTP client
> # Defaults to "no"
> teergrube_prohibited_relay = yes


I don't actually know exactly how the existing teergrubing software
works. I know it "slows down" the connection, but I don't know the
details.

In Exim 4.11 (out soon) you will be able to specify a delay in the ACL.
This, I guess, will provide a form of teergrubing. (We already have the
smtp_ratelimit_xxx options, which are related.)

Is there anything more to it than "delay before responding"? Hmm. I
suppose you could send a multi-line response, delaying before each
line...

--
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.