24 lines
758 B
Text
24 lines
758 B
Text
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*filter
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:INPUT DROP [0:0]
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:FORWARD DROP [0:0]
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:OUTPUT ACCEPT [0:0]
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:TCP - [0:0]
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:UDP - [0:0]
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-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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-A INPUT -i lo -j ACCEPT
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-A INPUT -m conntrack --ctstate INVALID -j DROP
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-A INPUT -p icmp -m icmp --icmp-type 8 -m conntrack --ctstate NEW -j ACCEPT
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-A INPUT -p udp -m conntrack --ctstate NEW -j UDP
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-A INPUT -p tcp --tcp-flags FIN,SYN,RST,ACK SYN -m conntrack --ctstate NEW -j TCP
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-A INPUT -p udp -j REJECT --reject-with icmp-port-unreachable
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-A INPUT -p tcp -j REJECT --reject-with tcp-reset
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-A INPUT -j REJECT --reject-with icmp-proto-unreachable
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-A UDP -p udp --dport 53 -j ACCEPT
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-A TCP -p tcp --dport 53 -j ACCEPT
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-A TCP -p tcp --dport 3434 -j ACCEPT
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-A TCP -p tcp --dport 5432 -j ACCEPT
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COMMIT
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