On Tuesday, April 8, 2008, 14:43:24, Mark LeBlanc wrote:
> We have recently been "hosed down" with a multitude of kick-back messages
> from other legitimate mail servers, because SPAMMERS have been spoofing us
> in the return address.  Is there anything we can do to mitigate this?

If you're using Postfix as a front end filter you should read
http://www.postfix.org/BACKSCATTER_README.html

-- 
[EMAIL PROTECTED]     "The avalanche has already started, it is too
Rod Dorman              late for the pebbles to vote." - Ambassador Kosh

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