Redirect udp traffic iptables tutorial

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You need to use the PREROUTING chain to forward port : iptables -t nat -A PREROUTING -p udp -i eth0 -d 192.168.1.2 --dport 1003 -j DNAT I will restrict my considerations to IP-packets using TCP/UDP for the transport .. Redirect SSH from port 5000 to port 22: $> iptables -t nat -A PREROUTING -p 17 Sep 2018 Ubuntu: Using iptables to forward tcp and udp requests . com/community/tutorials/how-to-forward-ports-through-a-linux-gateway-with-iptables. 22 Mar 2016 Port Forwarding Using iptables tagged Fedora, Howto, iptables, Linux, Network, portforwarding, Server config, SSH, Tutorial. iptables -t nat -A PREROUTING -i eth0 -p udp –dport 3389 -j DNAT –to-destination 10.10.11.3: Hello all, I am trying to setup a system (192.168.1.91) that will forward UDP traffic (port 6000) from a given host (192.168.1.3) on a given port 7 Nov 2013 If you want to redirect/nat some traffic to IP 2.2.2.2 via IP 1.1.1.1, iptables rules example to forward&nat with another ip all tcp/udp traffic with 20 Aug 2015 In this guide, we'll demonstrate how to use iptables to forward ports to hosts behind a The interface shown ( eth0 in this example) will be the interface . chains :UDP - [0:0] :TCP - [0:0] :ICMP - [0:0] # Acceptable UDP traffic 2 Aug 2018 Use iptables on the previous generation Graylog cluster to clone and forward the UDP packets to the new cluster. We ruled out option 1 since For example, to allow forwarding for the entire LAN (assuming the iptables rules can be set to route traffic to certain machines, such as a dedicated HTTP or Allow traffic for already established connections: iptables -A FORWARD -p udp -i eth0 -o ifb0 -m state --state ESTABLISHED,RELATED -j