[162042] in North American Network Operators' Group

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Re: Open Resolver Problems

daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Mon Apr 1 14:28:47 2013

To: Jay Ashworth <jra@baylink.com>
In-Reply-To: Your message of "Mon, 01 Apr 2013 14:19:16 -0400."
 <1452969.462.1364840356835.JavaMail.root@benjamin.baylink.com>
From: Valdis.Kletnieks@vt.edu
Date: Mon, 01 Apr 2013 14:27:56 -0400
Cc: NANOG <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

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On Mon, 01 Apr 2013 14:19:16 -0400, Jay Ashworth said:

> So, how would Patrick's caveat affect me, whose recursive resolver *is
> on my Linux laptop*?  Would not that recursor be making queries he
> advocates blocking?

You're sending queries, not replies.  That's why DPI is needed to do the
blocking, rather than just by port.

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