2020-08-02 07:51:56 -04:00
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# IPv4
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iptables -t nat -A INPUT -p tcp --dport 25565 -j SNAT --to-source 192.168.1.0-192.168.100.100
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iptables -t nat -A INPUT -p udp --dport 19132 -j SNAT --to-source 192.168.1.0-192.168.100.100
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iptables -A INPUT -p tcp --syn --dport 25565 -m connlimit --connlimit-above 5 --connlimit-mask 32 -j REJECT --reject-with tcp-reset
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# IPv6
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ip6tables -t nat -A INPUT -p tcp --dport 25565 -j SNAT --to-source 2001:db8::1-2001:db8::6464
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ip6tables -t nat -A INPUT -p udp --dport 19132 -j SNAT --to-source 2001:db8::1-2001:db8::6464
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ip6tables -A INPUT -p tcp --syn --dport 25565 -m connlimit --connlimit-above 5 --connlimit-mask 32 -j REJECT --reject-with tcp-reset
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