On Sat, 16 Oct 1999, Pollywog wrote: > FireMail is a spam filter that works with procmail. I use Exim, but I like > FireMail because it can filter based on the "Received:" header. Exim can filter in the Received: header too. if h_Received: contains <something> then <do something> endif but this is generally useless since Received: headers are easilly forged anyway.