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iptables.rules
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27 lines (27 loc) · 1.28 KB
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# Generated by iptables-save v1.4.21 on Wed Jan 13 01:32:18 2016
*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [75:12946]
:IN_SSH - [0:0]
:TCP - [0:0]
:UDP - [0:0]
-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -m conntrack --ctstate INVALID -j DROP
-A INPUT -p icmp -m icmp --icmp-type 8 -m conntrack --ctstate NEW -j ACCEPT
-A INPUT -p udp -m conntrack --ctstate NEW -j UDP
-A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,ACK SYN -m conntrack --ctstate NEW -j TCP
-A INPUT -p udp -j REJECT --reject-with icmp-port-unreachable
-A INPUT -p tcp -j REJECT --reject-with tcp-reset
-A INPUT -j REJECT --reject-with icmp-proto-unreachable
-A INPUT -p tcp -m tcp --dport 22 -m conntrack --ctstate NEW -j IN_SSH
-A IN_SSH -m recent --rcheck --seconds 10 --hitcount 3 --rttl --name sshbf --mask 255.255.255.255 --rsource -j DROP
-A IN_SSH -m recent --rcheck --seconds 1800 --hitcount 4 --rttl --name sshbf --mask 255.255.255.255 --rsource -j DROP
-A IN_SSH -m recent --set --name sshbf --mask 255.255.255.255 --rsource -j ACCEPT
-A TCP -p tcp -m tcp --dport 22 -j ACCEPT
-A TCP -p tcp -m tcp --dport 9000 -j ACCEPT
-A TCP -p tcp -m tcp --dport 9001 -j ACCEPT
-A TCP -p tcp -m tcp --dport 32400 -j ACCEPT
COMMIT
# Completed on Wed Jan 13 01:32:18 2016