You shouldn't do this. A better way would bet to split the subnet into 2 subnets and use a router. Why would you want to keep all those clients in 1 subnet? If it's because of netbios, use wins/dns? That's gonna lower your broadcasting quite a bit on its own. Andy -----Oorspronkelijk bericht----- Van: netfilter-bounces@xxxxxxxxxxxxxxxxxxx [mailto:netfilter-bounces@xxxxxxxxxxxxxxxxxxx] Namens George Alexandru Dragoi Verzonden: maandag 31 januari 2005 15:05 Aan: Moritz Gartenmeister CC: netfilter@xxxxxxxxxxxxxxxxxxx Onderwerp: Re: ARP Proxy why bridge when it can be .. router? or you can use a central switch that can do vlans (with so many client there should be enough funds for a 2950 catalyst :) . On Mon, 31 Jan 2005 15:01:21 +0100, Moritz Gartenmeister <moritz@xxxxxxxxxxxxxxxx> wrote: > hi > > i'm not sure, if am right here, so if i am wrong, pleas point me to a source ;-) > > how can i reduce arp-broadcasts without routing? > > i have physically 2 subnets (500 and 300 clients), logically this is one subnet. my premature/naive > idea is, to install a linux-bridge and put arp-proxy on it. as long as the proxy has the correct > entry, broadcasts are not propagated. this will reduce arp-broadcasts. > > i know, i have to bend alot of principles, but will it work? > > cheers > moritz > > -- Bla bla