[Mimedefang] Deadline for SPF records *long w/morbid horoscope*
Jeff Rife
mimedefang at nabs.net
Mon Aug 9 23:17:41 EDT 2004
On 9 Aug 2004 at 21:03, Kevin A. McGrail wrote:
> > If the receiving MX servers always knew all valid recipient addresses
> > *at (E)SMTP connection time*, then there would be no bounces...only
> > rejections.
> >
> > This solves the problem without introducing anything new to (E)SMTP.
>
> At the core, this solution ignores the concept and purpose of a backup MX
> which is a reality and necessity for many companies where email is critical.
There is no reason a backup MX server can't know if an address is valid
or not.
--
Jeff Rife | "These are not scraps. These are historic
SPAM bait: | remains of a once-great society of hair."
AskDOJ at usdoj.gov |
spam at ftc.gov | -- George Costanza
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