>I have this in my from_senders_mybogus.map:
>
>touchfon.com    reject_unknown_client
>mail.touchfon.com       reject_unknown_client
>gate3.touchfon.com      reject_unknown_client
>gate4.touchfon.com      reject_unknown_client
>
>Is the format wrong?

no, that's correct, but if the ip sending as MAIL FROM: 
[EMAIL PROTECTED] has matching A + PTR records, this filter is 
ineffective.

But vast majority of forgers don't have matching A + PTR, so the filter 
works.  I say it reduces, not eliminates, forgeries of your domains.

Len


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