Open Relay Checker before Opening MTA

Ben Elliston bje at
Sun Feb 10 09:27:13 EST 2002

I realise that Neil's idea would prevent his system from *accepting*
mail from open relays.  Another approach I have heard about is to only
accept mail for a domain (say, from's listed MX
hosts.  I don't know which MTAs implement this, though--anyone?

If all you're trying to do is stop reading spam (as opposed to not
receiving it), then you should check out SpamAssassin.


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