--On Tuesday, August 13, 2002 19:45:07 -0400 Keith Moore <moore@cs.utk.edu> wrote: > I'm doing this now for one user community, with mixed results. In > particular, I'm surprised at the number of users whose email addresses > are valid (in that if you send them mail, it will get there eventually), > but for whom attempts to validate their addresses via SMTP fairly > consistently fail for temporary reasons (e.g. DNS timeout, SMTP doesn't > respond, SMTP returns 4xx). to this reader the above strongly suggests that we ought not to mess with the "try-really-hard" principle of SMTP, just because some small amount of spam reduction can be had by making delivery "brittler" or subject to more conditions having been met. -- Måns Nilsson http://vvv.besserwisser.org