Created
March 19, 2012 06:35
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Port forwarding in iptables
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| #!/bin/bash | |
| IPTABLES="/sbin/iptables" | |
| GW_IP="X.X.X.X" | |
| SERVER_IP="10.0.2.15" | |
| GW_PORT=7080 | |
| S_PORT=8080 | |
| $IPTABLES -t nat -A PREROUTING -p tcp --dst $GW_IP --dport $GW_PORT -j DNAT --to-destination $SERVER_IP:$S_PORT | |
| $IPTABLES -t nat -I POSTROUTING -p tcp --dst $SERVER_IP --dport $S_PORT -j SNAT --to $GW_IP | |
| echo 1 > /proc/sys/net/ipv4/ip_forward |
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