Re: Proxy ARP.
On Mon, May 07, 2001 at 04:31:14PM +0200, Lars Hallberg wrote:
> I am setting up a kernel 2.4 machine as a router/fw. I have used a
> 2.0 kernel before and then I added proxy arp statment by hand.
> That dont seem to work i 2.4, on the other hand it is suposed to
> work automagicly??? From arp(7): Linux will automaticly add an
> non-permanent proxy arp entry when it recives a request for a
> address it forwards to and proxy arp is enabled on the resiving
> What exactly do "proxy arp is enabled on..." mean. Howe to check,
> how to enable?
> Must somthing be opened in the fw (iptables) for arp to work?
find /proc/sys |grep proxy_arp
echo 1 > .../proxy_arp
... on the interfaces you want proxy arp enabled...