Re: arp magic

[VALLIET Emmanuel <emmanuel.valliet@enst-bretagne.fr>]

On Sat, Oct 26, 2002 at 12:18:53PM +0200, Peter Palfrader wrote:
> Hi,
 
> I.e. I want arp queries only answered on their very own interface (and
> not for addresses assigned to other interfaces):
>  - if someone asks for 10.2.2.20 on eth1, answer it
>  - if someone asks for 10.200.118.1 on eth1, ignore it
> 
> 
> Perhaps netfilter's arp table can help but I found zero information on
> how to use it. Only a statement from September that there are no user
> space tools to configure it.

You may want to try the 'Device "hidden" flag' patch, if you're running a 
2.4 kernel (apparently, it's included in the 2.2 series):
http://www.linuxvirtualserver.org/~julian/#hidden


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