There are instructions for configuring smail to rewrite your From field, in the Debian FAQOMATIC (Courtesy of Daniel Gross <[EMAIL PROTECTED]> ):
<http://www.debian.org/fom/137.html> > Hi Debian users, > I'm using smail as my MTA and I have a problem: > when sending a mail the from is jaca.cos.ufrj.br and not cos.ufrj.br as > desired. I used smailconfig, selected the third option and put the server > machine name (rio.cos.ufrj.br) and the from as desired cos.ufrj.br. > Then I tried other mail and the problem persist. > Have I to restart some service? > Have a nice day, Paulo Henrique >