linux-kernel - Re: 6to4/Teredo IPv4 matching

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Message-ID: <alpine.DEB.2.00.1012142127270.3226@blackhole.kfki.hu>
Date:	Tue, 14 Dec 2010 21:29:39 +0100 (CET)
From:	Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>
To:	Luke-Jr <luke@...hjr.org>
cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	netfilter-devel@...r.kernel.org
Subject: Re: 6to4/Teredo IPv4 matching

Hi,

On Tue, 14 Dec 2010, Luke-Jr wrote:

> Are there any plans to allow matching 6to4/Teredo IPv6 packets against IPv4 
> rules (or at least ipsets)? Recently I have a server that's been under 
> constant DDoS from China, and I found that when I use ipsets to drop 
> everything from China, some continue to hammer my server over 6to4 and/or 
> Teredo. So I just figured I'd throw the idea out there in case it hasn't 
> occurred to anyone yet. ;)

ipset 5 is about to be released in this week, with both IPv4 and IPv6 
support. But feeding the sets with the proper addresses/networks is left 
to the users :-).

Best regards,
Jozsef
-
E-mail  : kadlec@...ckhole.kfki.hu, kadlec@...l.kfki.hu
PGP key : http://www.kfki.hu/~kadlec/pgp_public_key.txt
Address : KFKI Research Institute for Particle and Nuclear Physics
          H-1525 Budapest 114, POB. 49, Hungary
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