From 3c3c68855a8ac21e2edf151679f006f96bd8445b Mon Sep 17 00:00:00 2001
From: Edwin Lyon <edwin@noreply.git.technerdonline.com>
Date: Tue, 22 Feb 2022 19:24:35 -0800
Subject: [PATCH] Add 'iptables/rules.v6'

---
 iptables/rules.v6 | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 iptables/rules.v6

diff --git a/iptables/rules.v6 b/iptables/rules.v6
new file mode 100644
index 0000000..39d163d
--- /dev/null
+++ b/iptables/rules.v6
@@ -0,0 +1,46 @@
+*nat
+:PREROUTING ACCEPT [0:0]
+:INPUT ACCEPT [0:0]
+:OUTPUT ACCEPT [0:0]
+:POSTROUTING ACCEPT [0:0]
+COMMIT
+
+*filter
+:INPUT DROP [0:0]
+:FORWARD DROP [0:0]
+:OUTPUT ACCEPT [0:0]
+:FILTERS - [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 -i eth0 -p ipv6-icmp -m icmp6 --icmpv6-type 128 -m limit --limit 5/sec -j ACCEPT
+-A INPUT -i eth0 -p ipv6-icmp -m icmp6 --icmpv6-type 133 -m limit --limit 5/sec -j ACCEPT
+-A INPUT -i eth0 -p ipv6-icmp -m icmp6 --icmpv6-type 134 -m limit --limit 5/sec -j ACCEPT
+-A INPUT -i eth0 -p ipv6-icmp -m icmp6 --icmpv6-type 135 -m limit --limit 5/sec -j ACCEPT
+-A INPUT -j FILTERS
+-A INPUT -j DROP
+-A FILTERS -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
+-A FILTERS -p tcp -m conntrack --ctstate NEW -m tcp --dport 80 --tcp-flags FIN,SYN,RST,ACK SYN -j ACCEPT
+-A FILTERS -p tcp -m conntrack --ctstate NEW -m tcp --dport 443 --tcp-flags FIN,SYN,RST,ACK SYN -j ACCEPT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 1719 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 1720 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 1723 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 5060 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 5061 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 6566 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 8080 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 8443 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 8880 -j REJECT
+-A FILTERS -p tcp -m conntrack --ctstate NEW,RELATED,ESTABLISHED -m tcp --dport 10080 -j REJECT
+-A FILTERS -m conntrack --ctstate INVALID -j DROP
+-A FILTERS -j REJECT
+-A OUTPUT -o lo -j ACCEPT
+-A OUTPUT -o eth0 -j ACCEPT
+-A OUTPUT -o eth1 -j ACCEPT
+-A FORWARD -o eth1 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
+-A FORWARD -i eth1 -o eth1 -j FILTERS
+-A FORWARD -o eth0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
+-A FORWARD -i eth1 -o eth0 -m conntrack --ctstate NEW -j ACCEPT
+-A FORWARD -i eth0 -o eth1 -j FILTERS
+-A FORWARD -j REJECT
+COMMIT