Re: [Exim] callout suggestion

Keep me in CC

> For that matter, I was reading on the greylisting site that postfix
> allows to do callbacks from postmaster@ instead of <>
> While this is dangerous because of loops, it would be reasonably safe to
> have callbacks from <>, and if they fail, try again from postmaster

What about using the same MAIL FROM as the RCPT TO when doing the call out?
If it causes loops, it isn't on your end =)

I know of some systems that will reject bad local senders but not bad local
recipients.

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