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Date:	Fri, 24 Jan 2014 10:36:54 +0100
From:	Emmanuel Thierry <>
To:	Sharat Masetty <>
Subject: Re: IPV6 routing problem


Le 23 janv. 2014 à 08:15, Sharat Masetty a écrit :

> Unfortunately toggling this config setting CONFIG_IPV6_ROUTER_PREF did
> not help, I see the same problem in both cases.
> The kernel version I am using is 3.10.0.
> Thanks for confirming that this is a non issue on 3.13 kernel version.
> Would you happen to know which patch would have potentially fixed this
> issue?

Your problem looks like the following one :

Which has been fixed in 3.10.4, and 3.11+

> On Wed, Jan 22, 2014 at 12:11 AM, Hannes Frederic Sowa
> <> wrote:
>> On Wed, Jan 22, 2014 at 08:07:59AM +0100, Hannes Frederic Sowa wrote:
>>> Hi!
>>> On Tue, Jan 21, 2014 at 06:41:58PM -0700, Sharat Masetty wrote:
>>>> I have an IPV6 routing problem that has only surfaced on a 3.10
>>>> kernel version. This problem is not seen on 3.4 kernel. I will keep
>>>> the problem statement as brief as possible.
>>> Could you do me a favor and test this on a recent 3.13 kernel? Thanks!
>>> Please also state the specific kernel version (I guess you use one).
>> +stable.
>> A quick test worked for me. Maybe you could try with CONFIG_IPV6_ROUTER_PREF
>> enabled and one time with it disabled.
>> We should make this knob a runtime setting soon...
>> Thanks,
>>  Hannes

Best regards.
Emmanuel Thierry

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