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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Ken-ichirou MATSUZAWA <chamas@h4.dion.ne.jp>
Cc: netfilter@vger.kernel.org
Subject: Re: conntrack: how to handle child process's NETLINK_NETFILTER
Date: Sun, 08 May 2011 18:47:02 +0200	[thread overview]
Message-ID: <4DC6C906.2070605@netfilter.org> (raw)
In-Reply-To: <87ei4azdfs.wl%chamas@h4.dion.ne.jp>

On 07/05/11 18:24, Ken-ichirou MATSUZAWA wrote:
> There is linux box which has two NICs. one for nomal usage, another is
> connected to mirrored port of network equipment (like L2/L3 switch).
> eth1 is connected to mirrored port.
[...]
> I think this let us implement netflow probe easy, without libpcap.

It should be hard to make a patch for the kernel to drop all the packets
after the last conntrack hook. Thus, the conntrack subsystem and ulogd2
can be used for flow-accounting in mirrored port configurations.

Let me know if this is what you want, it really took me a while to
understand what you want from your email.

  reply	other threads:[~2011-05-08 16:47 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-07 16:24 conntrack: how to handle child process's NETLINK_NETFILTER Ken-ichirou MATSUZAWA
2011-05-08 16:47 ` Pablo Neira Ayuso [this message]
2011-05-09 10:40   ` Ken-ichirou MATSUZAWA

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