I think you should use IPROUTE2 instead of IPTABLES. ----- Original Message ----- From: "Pete Kay" <petedao@xxxxxxxxx> To: "Jan Engelhardt" <jengelh@xxxxxxxxxx> Cc: netfilter@xxxxxxxxxxxxxxx Sent: 2010年 7 月 24日, 星期六 下午 10:09:46 GMT +08:00 Beijing / Chongqing / Hong Kong / Urumqi Subject: Re: Problem with NAT rule Hi Jan, Sorry I am new to iptables setup. Could you give me some insight as to how I can configure iptables to achieve the packet forwarding function? thanks, P On Sat, Jul 24, 2010 at 9:51 PM, Jan Engelhardt <jengelh@xxxxxxxxxx> wrote: > On Saturday 2010-07-24 15:41, Pete Kay wrote: > >>Hi, >> >>I would like to setup my iptable rules to forward udp packet from one >>device to another: >> >>192.168.1.100:16385 <---------> 192.168.1.114:29848 :: 192.168.1.200 >>:29850 <----------> 192.168.1.300:10112 >> >>What I want to do is forward all packets from 192.168.1.100:16385 to >>192.168.1.300:10112 and all packets from 192.168.1.300:10112 to >>192.168.1.100:16385 >> >>Here is my iptables rule: > > > Routing does forwarding; nf_nat does NAT, those are two separate things. > > -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html