On Sat, 17 Nov 2007, robgeo730 wrote:

> 2. Since Spamassassin is on our SMTP server can a rule be created
> to only allow email to be delivered to the users if it comes from
> the Barracuda MX? This is with the assumption that email bypassing
> the MX has to be spam.

The best way to do that is at the MTA level.

Do you know what your MTA software is? (sendmail, qmail, postfix, 
etc.)

Do you have the ability to change the MTA configuration, so that you 
can add IP-based filter rules?

--
 John Hardin KA7OHZ                    http://www.impsec.org/~jhardin/
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