Hi ! On Sun, Oct 12, 2003 at 01:41:15AM -0600, Herman wrote: > Now, I get this result with iptables 1.2.7a-2mdk and with 1.2.9rc1: > > # iptables -t nat -A PREROUTING -i eth1 -p tcp --dport 6390 \ > -j DNAT --to 192.168.10.245 > iptables: Invalid argument your kernel might be too old and incompatible with these more recent versions. I got the same when upgrading from iptables-1.2.4 to 1.2.5, IIRC. Willy