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Re: [2.4 PATCH] bugfix: ARP respond on all devices

To: Willy Tarreau <willy@xxxxxxxxx>
Subject: Re: [2.4 PATCH] bugfix: ARP respond on all devices
From: "David S. Miller" <davem@xxxxxxxxxx>
Date: Sun, 17 Aug 2003 22:22:58 -0700
Cc: alan@xxxxxxxxxxxxxxxxxxx, carlosev@xxxxxxxxxxxx, lamont@xxxxxxxxxxxxxxxx, davidsen@xxxxxxx, bloemsaa@xxxxxxxxx, marcelo@xxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx, linux-net@xxxxxxxxxxxxxxx, layes@xxxxxxxxx, torvalds@xxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20030817224849.GB734@alpha.home.local>
References: <20030728213933.F81299@coredump.scriptkiddie.org> <200308171509570955.003E4FEC@192.168.128.16> <200308171516090038.0043F977@192.168.128.16> <1061127715.21885.35.camel@dhcp23.swansea.linux.org.uk> <200308171555280781.0067FB36@192.168.128.16> <1061134091.21886.40.camel@dhcp23.swansea.linux.org.uk> <200308171759540391.00AA8CAB@192.168.128.16> <1061137577.21885.50.camel@dhcp23.swansea.linux.org.uk> <200308171827130739.00C3905F@192.168.128.16> <1061141045.21885.74.camel@dhcp23.swansea.linux.org.uk> <20030817224849.GB734@alpha.home.local>
Sender: netdev-bounce@xxxxxxxxxxx
On Mon, 18 Aug 2003 00:48:49 +0200
Willy Tarreau <willy@xxxxxxxxx> wrote:

> I have a case where this doesn't work

And that's exactly what arpfilter is for.

There are zero performance implications from using
arpfilter too, if that is something people are worried
about.

Only ARP packets will go into the netfilter code, all
other packet types will bypass netfilter entirely.

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