From: Changli Gao <xiaosuo@gmail.com>
To: Nicola Padovano <nicola.padovano@gmail.com>
Cc: Jan Engelhardt <jengelh@medozas.de>,
netfilter-devel <netfilter-devel@vger.kernel.org>
Subject: Re: fragmented packet
Date: Mon, 6 Sep 2010 08:09:43 +0800 [thread overview]
Message-ID: <AANLkTi=tx3esVsiFiuHCcL3nxX+7EPfKPwW9ts+MOzqt@mail.gmail.com> (raw)
In-Reply-To: <AANLkTin4Kn5Ueb0QqquoEmSx6abbRtda62=X=NKC4yQU@mail.gmail.com>
On Mon, Sep 6, 2010 at 8:04 AM, Nicola Padovano
<nicola.padovano@gmail.com> wrote:
> those 140 bytes are the __tcp payload__ so the payload of IP is: Ip
> header +TCP payload = 180...
> isn't it?
After checking the code of hping, I find the 'mtu' parameter of hping
is the payload of a IP packet.
So the packet you captured should be 20iphdr + 20tcphdr + 140data,
20tcphdr + 140data == 160("mtu" of hping), no fragmentation is needed.
--
Regards,
Changli Gao(xiaosuo@gmail.com)
next prev parent reply other threads:[~2010-09-06 0:10 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-04 17:09 fragmented packet Nicola Padovano
2010-09-04 18:25 ` Jan Engelhardt
2010-09-04 18:31 ` Nicola Padovano
2010-09-04 18:56 ` Nicola Padovano
2010-09-04 22:19 ` Jan Engelhardt
2010-09-04 23:31 ` Nicola Padovano
2010-09-05 9:45 ` Nicola Padovano
2010-09-05 15:24 ` Changli Gao
2010-09-05 15:54 ` Jan Engelhardt
2010-09-05 16:18 ` Changli Gao
2010-09-05 23:19 ` Nicola Padovano
2010-09-05 23:47 ` Changli Gao
2010-09-06 0:04 ` Nicola Padovano
2010-09-06 0:09 ` Changli Gao [this message]
2010-09-06 9:51 ` Nicola Padovano
2010-09-06 0:10 ` Nicola Padovano
2010-09-06 9:12 ` Jan Engelhardt
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