On Mi, Nov 03, 2004 at 03:20:28 +1100, Russell Coker <russell@coker.com.au> wrote: > I want to have Postfix route mail to two relays based on the sender. If the > sender is from domain1 then I want to use the relay that is authorised with > SPF for domain1, if the sender is from domain2 then I want to use the relay > that has SPF records for domain2. > > Any ideas on how to do this? Postfix can't do source-based routing.