RE: [Declude.JunkMail] Another very effective filter test

[John Tolmachoff \(Lists\)]

But then that would cause a problem as I believe Karen had pointed out of when you have a backup MX that sends to the primary.   Then again, 7 is only about 1/3 of my hold weight.   John Tolmachoff MCSE CSSA Engineer/Consultant eServices For You www.eservicesforyou.com   -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Bill Landry Sent: Thursday, September 25, 2003 12:03 PM To: [EMAIL PROTECTED] Subject: Re: [Declude.JunkMail] Another very effective filter test   Matt, what the spammers do is use the names that are listed as you mx records as their helo name, so if your domain is abc.com, but you have your mx records setup as mx1.abc.com and mx2.abc.com, then you will either want to use:   HELO     0    IS    mx1.abc.com HELO     0    IS    mx2.abc.com   or   HELO     0   CONTAINS    abc.com   Bill