Re: More ethernet port same ip address

[Michele Petrazzo - Unipex srl <michele.petrazzo@unipex.it>]

Bernhard Bock wrote:
> Hi Michele,
> 

Hi!

> My proposal has nothing to do with netfilter, but you may have a look
>  into "Proxy ARP".
> 

I have already tried the proxy_arp trickle, but doesn't help.

> Basically you give each interface the same IP address, put in host 
> routes based on interfaces (route add -host 172.16.0.3 dev ethx) and
>  enable proxy_arp in /proc/sys/net/ipv4/conf/ethx/proxy_arp. This
> should do the trick.

The problem it's that I don't know who (which ip) wants to talk on which
port...
Starting from this problem I thought to mark the packets for say "you
(packet) with that mark, go out through that port" with iptables, mark 
and ip rules


Thanks,
Michele