Matthias Lewandowski writes on 12/4/2003 5:29 AM:
> the last days I recognized a lot of frozen bounces
> to yahoo.com addresses. I wondered why, because we
> are doing a callout, especially for yahoo.com.
More power to them... callouts are not really the best or brightest way
to filter spam. See the recent nanog thread on verizon's callouts.
> So what are the yahoo-MTAs doing? Accept every null-sender mail, making
> callouts impossible?
If they run qmail - the smtpd process most likely doesn't have a view of
the userdb unless they patch it to do so.
srs