On Wed, Feb 10, 2010 at 10:00:05PM -0500, dar...@chaosreigns.com wrote: > http://www.chaosreigns.com/mtx/
What a complex scheme you invented for a simple problem. All you have to do is to require legimate relays to have a FCrDNS entry with an actually identifiable name, like starting with "smtp". Much simpler to take advantage of that and it actually is somewhat used today.
