On 2011-10-06 17:58, Edward Morbius wrote:
List management at KPSU isn't what it could be.

We've got contacts for a few domains which haven't existed in human memory, and whose messages gum up our works. While I work with client relations to mop up the mess, would it be possible to define a delivery rule and assign domains to it such that such domains fail immediately as undeliverable rather than timing out through the deferred queue?

Certainly.

You can freely specify recipients or domains that should be rejected outright; you can include known misspellings of common domains, or even regular expressions covering many misspellings at once.

Apply a check_recipient_access map before accepting locally-submitted mail (typically before permit_mynetworks, or permit_sasl_authenticated) and specify the action as REJECT followed by the message of your choice:

smtpd_recipient_restrictions = check_recipient_access hash:/etc/postfix/bloody_idiots, permit_mynetworks, reject_unauth_destination

and in /etc/postfix/bloody_idiots:

    geemail.com    REJECT That's not a real domain you idiot!
    hotmial.com    REJECT Typos are not as sexy as you think.

etc.

Don't forget to postmap the file.


Thanks in advance.

--
Dr. Ed Morbius
Chief Scientist / Philologist / Robot Wrangler / Powerplant Operator
Krell Power Systems Unlimited


I hope it is atomic.

--
J.


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