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18 lines
991 B
Bash
18 lines
991 B
Bash
# Allow TUN interface connections to OpenVPN server
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iptables -A INPUT -i tun+ -j ACCEPT
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#iptables -A OUTPUT -o tun+ -j ACCEPT # If default iptables OUTPUT value is not ACCEPT
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# Allow TUN interface connections to be forwarded through other interfaces
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iptables -A FORWARD -i tun+ -j ACCEPT
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iptables -A FORWARD -i tun+ -o ens2 -m state --state RELATED,ESTABLISHED -j ACCEPT
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iptables -A FORWARD -i ens2 -o tun+ -m state --state RELATED,ESTABLISHED -j ACCEPT
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# NAT the VPN client traffic to the internet
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iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o ens2 -j MASQUERADE
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# Forward ports to clients
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iptables -t nat -A PREROUTING -p tcp -i ens2 --dport 80 -j DNAT --to-destination 10.8.0.6:80
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iptables -A FORWARD -p tcp -d 10.8.0.6 --dport 80 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
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iptables -t nat -A PREROUTING -p udp -i ens2 --dport 1337 -j DNAT --to-destination 10.8.0.6:1337
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iptables -A FORWARD -p udp -d 10.8.0.6 --dport 1337 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
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