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Re: Bug#207300: tmda: Challenge-response is fundamentally broken



On Wed, Aug 27, 2003 at 05:35:14PM +0200, Florian Weimer wrote:
> That's why it's better to get rid of generic MX secondaries (IOW
> secondaries which are not under you administrative control).  The

Which is fine if you're lucky enough to have root on a set of
conveniently distributed hosts...

> example, you might want to defer a message from a sender whose
> temporarily domain doesn't have any MX (or A) record.  If you do this,
> significant numbers of messages will pile up in the queues of your
> secondary MXes, and their operators won't be happy about that.

So I discovered with recently RBL shutdowns :-)


Hamish
-- 
Hamish Moffatt VK3SB <hamish@debian.org> <hamish@cloud.net.au>



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