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From: Andy Furniss <andy.furniss@dsl.pipex.com>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Inverting filters
Date: Thu, 04 Nov 2004 15:42:00 +0000	[thread overview]
Message-ID: <418A4DC8.3040607@dsl.pipex.com> (raw)
In-Reply-To: <200411031246.12523.nikolay@domonet.ru>

Nikolay Dmitriev wrote:
> How to invert match parameter?
> 
> Like this:
> 
> tc filter add dev eth0 protocol ip parent 1: prio 1 u32 \
>     match ip src 10.20.30.40 \
>     match ip dst !10.30.0/24 \
>     match ip dst !10.40.0/24 \
>     flowid 1:20

I'm not sure - but ISTR failing to invert u32 some time ago. Generally 
iptables would like a space round the ! - but I don't think it helps u32.

Maybe you could do it with bit masks.

Andy.


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      reply	other threads:[~2004-11-04 15:42 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-03  9:46 [LARTC] Inverting filters Nikolay Dmitriev
2004-11-04 15:42 ` Andy Furniss [this message]

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