nanog mailing list archives

Re: Reporting DDOS reflection attacks


From: "Roland Dobbins" <rdobbins () arbor net>
Date: Sun, 09 Nov 2014 09:33:06 +0700


On 9 Nov 2014, at 6:46, Yardiel D. Fuentes wrote:

http://bcop.nanog.org/index.php/BCOP_Drafts

There are some good general recommendations in this document (Word format? Really?), but this is incorrect and harmful, and should be removed:

iii. Consider dropping any DNS reply packets which are larger than 512 Bytes – these are commonly found in DNS DoS Amplification attacks.

This *breaks the Internet*.  Don't do it.

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Roland Dobbins <rdobbins () arbor net>


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