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root@ubuntu:/home/# iptables -t nat -F
root@ubuntu:/home/# iptables -t nat -X
root@ubuntu:/home/# iptables -t nat -A PREROUTING -i eth0 -d 192.168.0.201 -p tcp --dport 80 -j DNAT --to 192.168.0.35:80
root@ubuntu:/home/# iptables -t nat -A POSTROUTING -o eth0 -s 192.168.0.35 -p tcp --sport 80 -j SNAT --to 192.168.0.201:80

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iptables -t filter -A INPUT -s 192.168.0.200/24 -j ACCEPT
iptables -t filter -A OUTPUT -d 192.168.0.200/24 -j ACCEPT
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