Re: Spamhaus...

[Valdis.Kletnieks () vt edu]

On Sat, 20 Feb 2010 09:46:21 EST, Daniel Senie said:

> I don't know when this was that they didn't do validation.

So they validate...

> The Barracuda boxes will accept mail for domains they know about but
> without validating the email address in the event the target mail server
> is down. And yes, it'd be nice if they instead sent back a 421 and let
> the email queue at the point of origination in such cases. So if a mail
> server is down and comes back up, some emails will likely be present in
> the queues that shouldn't have been accepted.

Except for when they don't, and instead of 421'ing they backscatter.

Gotcha.
>

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