diff --git a/nat.sh b/nat.sh
deleted file mode 100644
index eb3516c2f72..00000000000
--- a/nat.sh
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/bin/sh
-
-PATH=/usr/sbin:/sbin:/bin:/usr/bin
-
-#
-# delete all existing rules.
-#
-iptables -F
-iptables -t nat -F
-iptables -t mangle -F
-iptables -X
-
-# Always accept loopback traffic
-iptables -A INPUT -i lo -j ACCEPT
-
-# Allow established connections, and those not coming from the outside
-iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-iptables -A INPUT -m state --state NEW -i ! tun0 -j ACCEPT
-iptables -A FORWARD -i tun0 -o eth0 -m state --state ESTABLISHED,RELATED -j ACCEPT
-
-# Allow outgoing connections from the LAN side.
-iptables -A FORWARD -i eth0 -o tun0 -j ACCEPT
-
-# Masquerade.
-iptables -t nat -A POSTROUTING -o tun0 -j MASQUERADE
-
-# Enable routing.
-echo 1 > /proc/sys/net/ipv4/ip_forward