Re: OT? /dev/null 5.1.1 email

[Valdis.Kletnieks () vt edu]

On Tue, 05 Jul 2005 21:27:23 PDT, Justin Mason said:

> BTW, someone (possibly Randal L. Schwartz) came up with a neat related
> trick to the above -- set up an interface alias on *the same machine* as
> the primary MX, list that as the last MX in the list, and (assuming that
> the software side of the primary MX is reliable) you're then assured that
> any SMTP traffic that arrives on that IP's port 25 is spam, since when
> the primary MX's hardware goes down, this MX will, too.

(Damn, left out a paragraph somehow)

And in fact, given that most link hiccups *are* transitory, the chances are *good*
that if our attempts at the first MX fail, the link will be back before we finish
running through the MX's - at which point we find ourselves talking to a spamtrap.

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