[Mimedefang] Re: MimeDefang, SA, and Graylisting.
Tina Marie
tina at tripacerdriver.com
Wed Jul 27 10:59:15 EDT 2005
In article <42E6D8E0.2010201 at roaringpenguin.com>, David F. Skoll wrote:
> In CanIt, we have a third table called "hosts_known_to_retry". If a host
> retries a mail for sender X and recipient Y, it is *extremely* likely
> to retry for any combination in the future, so we turn off greylisting
> for that host for 40 days. This greatly mitigates the impact of
> greylisting, and also makes the folks at AOL, Hotmail and Yahoo a lot
> friendlier towards you. :-)
I said:
I see two tables: One would contain fields for IP, sender
addy, and recipient addy, and the last time it was tried. Call
this the "tempFailed" table.
The other would contain an IP and a time - this would be the
"retriedSuccessfully" table.
That's exactly how I envisioned my "retriedSuccessfully" table
working. That means I'm still missing a table - what do your other
two do?
> We only consider the first three octets of the IP address. Most server
> farms are on a single class C network.
That makes sense.
> Sure you do. Why not? Just have a wrapper that stores the DB handle
> in a global variable; the connection will survive for the lifetime of
> the slave.
Duh! Of course. Thanks!
Tina Marie
--
http://www.tripacerdriver.com "...One of the main causes
of the fall of the Roman Empire was that, lacking zero, they had no way
to indicate successful termination of their C programs." (Robert Firth)
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