myhome/.config/iptables

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# CONFIGURATION:
# Accept on localhost
iptables -A INPUT -i lo -j ACCEPT
iptables -A OUTPUT -o lo -j ACCEPT
# Accept outgoing network
iptables -A OUTPUT -o eth0 -j ACCEPT
# Allow established sessions to receive traffic
iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
iptables -A INPUT -m state --state NEW,ESTABLISHED -j ACCEPT
# Enable SSH (to internet)
#iptables -A OUTPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
#iptables -A OUTPUT -p tcp -m state --state NEW -m tcp --dport 10571 -j ACCEPT
# Disable SSH (to that machine)
iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --sport 22 -j DROP
iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 22 -j DROP
# Enable INZ
#iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 1285 -j ACCEPT
#iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 3000 -j ACCEPT
#iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 8080 -j ACCEPT
#Enable CSGO
iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 27015 -j ACCEPT
iptables -A INPUT -p tcp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 27020 -j ACCEPT
iptables -A INPUT -p udp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 27015 -j ACCEPT
iptables -A INPUT -p udp -m state --state NEW -m tcp -s 192.168.0.0/24 --dport 27020 -j ACCEPT
iptables -A INPUT -i eth0 -m state --state NEW,INVALID -j DROP
iptables -A FORWARD -i eth0 -m state --state NEW,INVALID -j DROP
# END OF CONFIG
# END CONFIGURATION:
# END OF CONFIGURATION