netdev - Re: [RFC PATCH 00/18] netfilter: IPv6 NAT

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Message-ID: <4ED571E6.5000707@ans.pl>
Date:	Wed, 30 Nov 2011 00:59:34 +0100
From:	Krzysztof Olędzki <ole@....pl>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Jan Engelhardt <jengelh@...ozas.de>,
	Ulrich Weber <ulrich.weber@...hos.com>,
	Amos Jeffries <squid3@...enet.co.nz>,
	"sclark46@...thlink.net" <sclark46@...thlink.net>,
	"kaber@...sh.net" <kaber@...sh.net>,
	"netfilter-devel@...r.kernel.org" <netfilter-devel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [RFC PATCH 00/18] netfilter: IPv6 NAT

On 2011-11-29 23:15, Eric Dumazet wrote:
> Le mardi 29 novembre 2011 à 22:38 +0100, Krzysztof Olędzki a écrit :
>
>> But without NAT you have pretty big chance to have the same IPv6
>> *suffix* everywhere, based on you MAC address. In your Home, your Work,
>> in a Cafe or in a hotel during your vacations in Portugal. So yes, NAT
>> is not a perfect solution but it really helps you privacy.
>>
>
> Good point, but we can change MAC address (use a random one) on most
> NIC, cant we ?

Sure, but the problem is that you first need to know that you should do 
it and you need to be able to do it - think of cell phones, tablets, etc.

Best regards,

				Krzysztof Oledzki

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