From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Clark Subject: Re: rules matching ipv6 prefix addrs Date: Thu, 04 Nov 2010 08:07:28 -0400 Message-ID: <4CD2A200.7080204@earthlink.net> References: <4CD12B8B.9090506@plouf.fr.eu.org> <20101103.051925.193703726.davem@davemloft.net> <20101103.145503.104044664.davem@davemloft.net> <5ca75042-e809-4439-856a-e3da43cb6c23@email.android.com> <4CD21679.2070508@zytor.com> <4CD29423.6050009@earthlink.net> <4CD29913.2040903@plouf.fr.eu.org> Reply-To: sclark46@earthlink.net Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: "H. Peter Anvin" , Jan Engelhardt , David Miller , netfilter-devel@vger.kernel.org To: Pascal Hambourg Return-path: Received: from elasmtp-kukur.atl.sa.earthlink.net ([209.86.89.65]:34023 "EHLO elasmtp-kukur.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750782Ab0KDMHp (ORCPT ); Thu, 4 Nov 2010 08:07:45 -0400 In-Reply-To: <4CD29913.2040903@plouf.fr.eu.org> Sender: netfilter-devel-owner@vger.kernel.org List-ID: On 11/04/2010 07:29 AM, Pascal Hambourg wrote: > Stephen Clark a =E9crit : > =20 >> Won't this break existing tcp connections if all of a sudden you get= a >> new address? >> =20 > Yes, but the same happened already with a variable IPv4 address, so t= his > is not a new problem. As I understand HPA, the new problem is that wi= th > IPv6 the whole prefix can change. > > =20 Yes but when it happens there some kind of well defined event - like=20 dhcp giving you a new address and can trigger scripts that do the necessary updating of whatever need= s=20 to be updated. Also I have a dynamic address that might change once or twice a year since I= =20 leave my system on 24/7. This sounds like all of a sudden the ISP gives you a new prefix and "RA= "=20 (router advertisements ?) let you know that you have a new address. --=20 "They that give up essential liberty to obtain temporary safety, deserve neither liberty nor safety." (Ben Franklin) "The course of history shows that as a government grows, liberty decreases." (Thomas Jefferson) -- To unsubscribe from this list: send the line "unsubscribe netfilter-dev= el" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html