From: "H. Peter Anvin" <hpa@zytor.com>
To: sclark46@earthlink.net
Cc: Jan Engelhardt <jengelh@medozas.de>,
David Miller <davem@davemloft.net>,
pascal.mail@plouf.fr.eu.org, netfilter-devel@vger.kernel.org
Subject: Re: rules matching ipv6 prefix addrs
Date: Thu, 04 Nov 2010 10:41:55 -0400 [thread overview]
Message-ID: <4CD2C633.3070602@zytor.com> (raw)
In-Reply-To: <4CD29423.6050009@earthlink.net>
On 11/04/2010 07:08 AM, Stephen Clark wrote:
>>
>> Now, the upstream (ISP-assigned) prefix changes to
>> 2001:6b2f:1705::/48. RA will handle reassigning addresses to actual
>> downstream hosts, but things that explicitly encode IPv6 addresses
>> need to be changed, and that includes ip6tables, in this case these
>> rules now need to refer to 2001:6b2f:1705:0000::/52,
>> 2001:62bf:1705:1000::/52 and so on.
>>
> Won't this break existing tcp connections if all of a sudden you get a
> new address?
>
Yes. Welcome to the brave new world of IPv6. One of many reasons why
IPv6 IMO is seriously misdesigned, but it's what we have and we no
longer have the time to do anything else.
-hpa
next prev parent reply other threads:[~2010-11-04 14:43 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-02 20:52 rules matching ipv6 prefix addrs David Miller
2010-11-02 21:24 ` Maciej Żenczykowski
2010-11-03 7:37 ` Patrick McHardy
2010-11-03 9:29 ` Pascal Hambourg
2010-11-03 10:51 ` Jan Engelhardt
2010-11-03 12:19 ` David Miller
2010-11-03 12:32 ` Jan Engelhardt
2010-11-03 21:55 ` David Miller
2010-11-03 22:36 ` H. Peter Anvin
2010-11-03 22:52 ` Jan Engelhardt
2010-11-04 2:12 ` H. Peter Anvin
2010-11-04 4:14 ` Patrick McHardy
2010-11-04 8:58 ` Jan Engelhardt
2010-11-04 11:36 ` H. Peter Anvin
2010-11-04 11:53 ` Jan Engelhardt
2010-11-04 14:41 ` H. Peter Anvin
2010-11-04 20:02 ` Pascal Hambourg
2010-11-04 12:07 ` Pascal Hambourg
2010-11-04 11:08 ` Stephen Clark
2010-11-04 11:29 ` Pascal Hambourg
2010-11-04 12:07 ` Stephen Clark
2010-11-04 12:19 ` Pascal Hambourg
2010-11-04 13:34 ` Jozsef Kadlecsik
2010-11-04 14:41 ` H. Peter Anvin [this message]
2010-11-04 17:35 ` Jeff Haran
2010-11-04 18:45 ` H. Peter Anvin
2010-11-04 19:24 ` Jan Engelhardt
2010-11-04 19:26 ` H. Peter Anvin
2010-11-04 11:55 ` Pascal Hambourg
2010-11-04 14:42 ` H. Peter Anvin
2010-11-04 20:00 ` Pascal Hambourg
2010-11-03 12:56 ` Pascal Hambourg
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