Re: [exim] RFC 5321, 5322

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Szerző: Marc Sherman
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Címzett: exim-users
Tárgy: Re: [exim] RFC 5321, 5322
Jeroen van Aart wrote:
>
> "Bounces should only be sent if the receiver knows they'll be "usefully
> delivered." This is code for: Don't sent bounces when your system
> rejects spam or virus traffic, or you'll become an Internet pariah."
>
> That sounds nice in theory. But how can you ever in a sane manner
> determine with reasonable certainty a bounce will be usefully delivered?
> If you try to make this work it makes it also more likely legitimate
> bounces will not be sent out. Which in turns conflicts with:
>
> "Silently discarding messages is not prohibited, but it is strongly
> discouraged."
>
> Or am I missing something totally obvious?


Yes. It means, "reject spam at SMTP time, not by accepting and bouncing.
Only accept messages at SMTP time that you believe you can successfully
deliver."

- Marc