From: Yuki Machida <machida.yuki@jp.fujitsu.com>
To: Hagen Paul Pfeifer <hagen@jauu.net>
Cc: hannes@stressinduktion.org, rongqing.li@windriver.com,
netdev@vger.kernel.org, davem@davemloft.net
Subject: Re: Fwd: Re: Section 4 No. 9,10 Failed was occurred by IPv6 Ready Logo Conformance Test
Date: Tue, 19 Apr 2016 17:45:35 +0900 [thread overview]
Message-ID: <5715F02F.2010609@jp.fujitsu.com> (raw)
In-Reply-To: <293867211.2746.1460728775752@office.mailbox.org>
Hi Hagen,
On 2016年04月15日 22:59, Hagen Paul Pfeifer wrote:
>> On April 15, 2016 at 10:47 AM Yuki Machida <machida.yuki@jp.fujitsu.com> wrote:
>>
>>>> commit 9d289715eb5c252ae15bd547cb252ca547a3c4f2
>>>> Author: Hagen Paul Pfeifer <hagen@jauu.net>
>>>> Date: Thu Jan 15 22:34:25 2015 +0100
>>>>
>>>> ipv6: stop sending PTB packets for MTU < 1280
>>>>
>>>> Reduce the attack vector and stop generating IPv6 Fragment Header for
>>>> paths with an MTU smaller than the minimum required IPv6 MTU
>>>> size (1280 byte) - called atomic fragments.
>>>>
>>>> See IETF I-D "Deprecating the Generation of IPv6 Atomic Fragments" [1]
>>>> for more information and how this "feature" can be misused.
>>>>
>>>> [1]
>>>> https://tools.ietf.org/html/draft-ietf-6man-deprecate-atomfrag-generation-00
>>>>
>>>> Signed-off-by: Fernando Gont <fgont@si6networks.com>
>>>> Signed-off-by: Hagen Paul Pfeifer <hagen@jauu.net>
>>>> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
>>>> Signed-off-by: David S. Miller <davem@davemloft.net>
>>>
>>> I will try.
>>
>> I confirmed that v4.1.20 revert above patch is passed Section 4 No. 9 and 10 testcases
>> in IPv6 Ready Logo Conformance Test.
>> I can't immediately revert above patch from v4.6-rc1 by implementation has changed.
>
> is it to please a conforming test tool or fix "revert 9d289715eb5c2" a real problem? If so: which problem do you have with 9d289715eb5c2 or draft-ietf-6man-deprecate-atomfrag-generation-06?
Thank you for your reply.
I was wrong.
That real problem may not be 9d289715eb5c2,
Because Roy said "TAHI should be updated".
But I don't understand that real problem is in Test Tool or draft-ietf-6man-deprecate-atomfrag-generation-06.
I am conforming it.
Regards,
Yuki Machida
>
> Hagen
>
prev parent reply other threads:[~2016-04-19 8:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-01 7:31 Section 4 No. 9,10 Failed was occurred by IPv6 Ready Logo Conformance Test Yuki Machida
2016-04-01 7:43 ` Rongqing Li
2016-04-01 8:00 ` Yuki Machida
2016-04-04 6:43 ` Yuki Machida
2016-04-15 8:47 ` Fwd: " Yuki Machida
2016-04-15 13:59 ` Hagen Paul Pfeifer
2016-04-19 8:45 ` Yuki Machida [this message]
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