I you are going to control access within IMail (and not at the firewall),
why not do it via SMTP Security in "Control Access" instead of rules?  Would
certainly be much easier, simpler, and probably more reliable.

Bill
----- Original Message ----- 
From: "Richard Bewley" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, October 16, 2003 4:21 PM
Subject: [IMGate] SPAM that bypasses Postfix



I've found that a lot of spammers seem to bypass Postfix, and send directly
to the IMail server, so that no spam filtering is done.  So, after making
sure DNS has updated, I put the following rule in IMail:

In rules.ima
H!~63.166.78.22!AND!H!~63.166.78.11:NUL

Where the two IP addresses are that of the two Postfix servers.  I
currently (rather than the NUL) have it forwarding to a mailbox, so I can
verify they are all indeed SPAM messages.  So far, it's catching quite a
few, with no false positives.

Richard Bewley





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