>I'm seeing *alot* of "from=3D<>" lately....can anybody shed some light?
( note: I think the "=3D" is inserted by listar's quoted-printable when it saw the <>. Dumb. I upgrade listar to latest ecartis ... one of these days. no, but it sure makes envelope level spam detection harder, giving up 1 of 3 items in the 4tuple. If you run the 4tuple filter, do yourself a report, covering the "lately" period, not one day, that shows you the IP and HELO hostname when sender is null. You might find some IP, PTR domains, or HELO hostnames to block. Len
