From: Patrick McHardy <kaber@trash.net>
To: robert <rbscott@cadvium.net>
Cc: netfilter-devel@lists.netfilter.org
Subject: Re: ipq and nf_queue compatibility
Date: Wed, 11 Oct 2006 07:59:04 +0200 [thread overview]
Message-ID: <452C8828.6000005@trash.net> (raw)
In-Reply-To: <A204A2FA-BD7D-410F-B6AB-EB61B894DB28@cadvium.net>
robert wrote:
> Hello,
>
> I am porting a program that uses IPQ to NF_QUEUE, and the port went
> very smoothly, but I noticed that if I run the nfqueue version once,
> the ipq version stops working. The NF_QUEUE version always works, but
> the other one simple stops functioning. Is there a known
> incompatibility between the two? Or perhaps is there some global state
> that I need to cleanup inside of the NFQUEUE version before I execute
> the IPQ version. The kernel has both IPQ and NFQUEUE support.
>
> This happens regardless of whether or not I call the function
> nfq_unbind_pf on exit. Not really sure what that function does, but it
> was inside of nfqnl_test.c, so I tried it out.
ip_queue only registeres itself when the module is loaded,
nfnetlink_queue registeres when NFQNL_CFG_CMD_PF_BIND is
received. So once ip_queue has been unregistered it never
registeres again and doesn't receive any packets anymore.
next prev parent reply other threads:[~2006-10-11 5:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-11 2:20 ipq and nf_queue compatibility robert
2006-10-11 5:59 ` Patrick McHardy [this message]
2006-10-11 18:56 ` robert
2006-10-12 0:59 ` Patrick McHardy
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