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- *filter
- :INPUT DROP [0:0]
- :FORWARD DROP [0:0]
- :OUTPUT ACCEPT [0:0]
- :TCP - [0:0]
- :UDP - [0:0]
- -A INPUT -p udp -m udp --dport 5060 -j ACCEPT -m comment --comment "allow twinkle to work hopefully"
- -A INPUT -p tcp -m tcp --dport 9050 -j ACCEPT -m comment --comment "allow tor to work hopefully"
- -A INPUT -p tcp -m tcp --dport 8080 -j ACCEPT -m comment --comment "allow iptables to access www.norm.com"
- -A INPUT -p tcp -m tcp --dport 8081 -j ACCEPT -m comment --comment "allow iptables to access guile.web.server.com"
- -A INPUT -p tcp -m tcp --dport 6697 -j ACCEPT -m comment --comment "allow irc communication"
- -A INPUT -p udp -m udp --dport 6697 -j ACCEPT -m comment --comment "allow irc communication"
- # -A INPUT -p udp -m udp --dport 123 -j ACCEPT -m comment --comment "allow ntpd time service to work. http://www.ntp.org/"
- # Feb 5 14:39:57 localhost ntpd[333]: kernel reports TIME_ERROR: 0x41: Clock Unsynchronized
- -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 --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
- COMMIT
- # completed
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