The forwarding rule itself can be added as follows: iptables -t nat -A PREROUTING -p tcp -d 32.0.0.1 --dport 8080 -j DNAT --to-destination 10.0.0.1:80. Let's break that down. -t nat tells iptables that we want to work on the Network Address Translation (NAT) table.
Configuring IP Forwarding Policies #!/bin/sh # # Partial IPTABLES config to enable simple IP forwarding and Masquerading # v0.61 # # NOTE: The following is an example to allow only IP Masquerading for the # 192.168.0.2 and 192.168.0.8 machines with a 255.255.255.0 or a # "/24" subnet mask connecting to the Internet on interface eth0. Docker: Port Forwarding for Docker Container through IPTables Setup IPTables. Now we need to deploy IPTables on Host machine so that we could connect Docker container Apache from outside world. First we should check port 80 on Docker Host machine. #nc -w 5 -v 192.168.43.47 80 nc: connect to 192.168.43.47 port 80 (tcp) failed: No route to host Let’s deploy IPTables for Docker Container IP Address: 172.17.0.3 Easy IPTables Configuration and Examples on Ubuntu 16.04 Jan 29, 2018
Then you'll need to configure iptables to forward the packets from your internal network, on /dev/eth1, to your external network on /dev/eth0. You do this will the following commands: # /sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE # /sbin/iptables -A FORWARD -i eth0 -o eth1 -m state --state RELATED,ESTABLISHED -j ACCEPT # /sbin
Tutorial: Configure port forwarding - Azure portal - Azure With port forwarding, you can remote desktop to a back-end VM by using the IP address of the load balancer and the front-end port value defined in the NAT rule. In the portal, on the Overview page for MyLoadBalancer, copy its public IP address. Hover over the address and select the Copy icon to copy it. networking - Two Network cards and ip forwarding - Ask Ubuntu Right now, the 172.16.1.1 one can ping to router (the real router not Ubuntu 192.168.1.1) but that router can't ping to the 172.168.1.1 Imagine that I have 2 computer (A, B) and a router (C) A has IP 172.16.1.1 B has IP 192.168.1.10, and 172.16.1.10 C has IP 192.168.1.1 A connect to B B connect to C A can talk (ping) to C via B but C can't talk
How-To: Redirecting network traffic to a new IP using IPtables
How to Set up Port Forwarding with iptables | Ivo Berger