Re: [Exim] callbacks and <>

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Autor: Wakko Warner
Fecha:  
A: Giuliano Gavazzi
Cc: exim-users
Asunto: Re: [Exim] callbacks and <>
> >> A: sender somerandom@???
> >>  B: contact whereever.com
> >>     mail from:<> fails
> >>     mail from:<postmaster@???> works
> >>     rcpt to:somerandom@???
> >>     C: notices the connection and does a callout for postmaster@???
> >>        At this point mail from:<> should not fail.

> >
> >Can you rely on every implementation of callback getting this right?
> >What if somebody has a callback scheme that doesn't use <>? I'd rather
> >not run the risk of hitting one that gets it wrong.
>
> the problem is when two that get it wrong do hit each other, isn't it...?
> Anyway, who cares, tough on those who don't accept <>.


I agree, however, in some cases, if properly setup (say using the postmaster
address) and the callout server (the first one) uses postmaster and does not
do callouts for postmaster, there shouldn't be a loop.

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