[tproxy] Tproxy with --on-port-80 error

Jan Engelhardt jengelh at linux01.gwdg.de
Mon Aug 7 14:47:40 CEST 2006

> But when I try to put the redirection it gives the following error
> [root at cache netfilter]# iptables -t tproxy -A PREROUTING -i eth0 -p tcp 

I am not sure this will work when eth0 has no IP address. In fact, you 
probably want

-i br0 -m physdev --physdev-in eth0.8

or --physdev-in eth0.

> -m tcp

You do not need -m tcp.

> --dport 80 -j TPROXY --on-port 80
> iptables v1.3.5: Unknown arg `--on-port'

Works for me. You probably do not have TPROXY support in iptables.

Jan Engelhardt

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