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From: Yang Yingliang <yangyingliang@huawei.com>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Martin Lau <kafai@fb.com>, netdev <netdev@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: A problem about ICMP packet-too-big message handler
Date: Thu, 29 Jan 2015 09:04:58 +0800	[thread overview]
Message-ID: <54C9873A.7000901@huawei.com> (raw)
In-Reply-To: <1422449109.29618.42.camel@edumazet-glaptop2.roam.corp.google.com>

On 2015/1/28 20:45, Eric Dumazet wrote:
> On Wed, 2015-01-28 at 14:46 +0800, Yang Yingliang wrote:
>> On 2015/1/28 13:19, Martin Lau wrote:
>>> On Tue, Jan 27, 2015 at 08:58:53PM +0800, Yang Yingliang wrote:
>>>> Hi,
>>>>
>>>> My kernel is 3.10 LTS.
>>>>
>>>> I got a problem here about handling ICMP packet-too-big message.
>>>>
>>>> Before sending a packet-too-big packet :
>>> The expires should be set by the host _receiving_ the icmpv6 too-big.
>>>
>>> Can you spell out some details of the outgoing icmpv6 too-big packet?
>>> like, the src/dst ip of the icmpv6 and the original ip packet that triggered the
>>> too-big.
>>>
>>
>> I don't send too-big packet to trigger the err handling.
>>
>> I just only send a ICMPv6 packet which type is ICMPV6_PKT_TOOBIG.
> 
> You meant : you received an ICMPv6 packet, or you send it ?

Received an ICMPv6 packet.

Regards,
Yang

  reply	other threads:[~2015-01-29  1:06 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-27 12:58 A problem about ICMP packet-too-big message handler Yang Yingliang
2015-01-28  5:19 ` Martin Lau
2015-01-28  6:46   ` Yang Yingliang
2015-01-28 12:45     ` Eric Dumazet
2015-01-29  1:04       ` Yang Yingliang [this message]
2015-01-28  8:42 ` Hannes Frederic Sowa
2015-01-28 10:07   ` Yang Yingliang
2015-01-28 12:10 ` Steffen Klassert
2015-01-28 12:11   ` [PATCH RFC 1/2] ipv6: Fix after pmtu events dissapearing host routes Steffen Klassert
2015-01-29 10:26     ` Hannes Frederic Sowa
2015-01-29 10:44       ` Steffen Klassert
2015-02-05 23:56     ` Martin Lau
2015-02-09 10:26       ` Steffen Klassert
2015-03-09  9:00         ` Steffen Klassert
2015-01-28 12:12   ` [PATCH RFC 2/2] ipv6: Extend the route lookups to low priority metrics Steffen Klassert
2015-01-29  3:16   ` A problem about ICMP packet-too-big message handler Yang Yingliang

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