From: Cao Xuan Sang <sangkao@gmail.com>
To: netfilter-devel <netfilter-devel@vger.kernel.org>
Subject: Re: Alter TCP packet not work fine with netfilter hook
Date: Tue, 31 Jan 2012 11:46:13 +0700 [thread overview]
Message-ID: <CANopevXXq8Moz2mM0+EExapCAv+va-Q6qv7=UMXpaQZV_AF3og@mail.gmail.com> (raw)
In-Reply-To: <CANopevWckbSuu2jys5BjCLLU6TF0FHZNgK8SgbY2PAEpRuxQmw@mail.gmail.com>
> Hi netfilter family,
> I'm a newbie to netfilter.
> I have just developt a crypto module using netfilter hook.
> In this module :
> SENDER : IP payload will be encrypted at POST ROUTING hook
> RECEIVE : IP payload wil be decrypted at PRE ROUTING hook.
>
> The module work fine with ICMP & UDP but it NOT work fine with TCP: 2 machine still receive packet at hook but application not communicate together.
>
> I don't know whether any mystery in netfilter or linux network kernel at here?
>
> Thanks :)
next parent reply other threads:[~2012-01-31 4:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CANopevWckbSuu2jys5BjCLLU6TF0FHZNgK8SgbY2PAEpRuxQmw@mail.gmail.com>
2012-01-31 4:46 ` Cao Xuan Sang [this message]
2012-01-31 16:03 ` Alter TCP packet not work fine with netfilter hook Jan Engelhardt
2012-01-31 4:50 nt pm
2012-01-31 15:37 ` Jan Engelhardt
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