Stuff

IPTABLES=/sbin/iptables
INSMOD=/sbin/modprobe
EXTIF="eth0"
INTIF="eth1"
#INTIF1="eth2"

echo -n "Loading Firewall Ruleset:"
echo -en "Interfaces $EXTIF and $INTIF Setup...\n"
echo -en "\nLoading Modules:\n"
echo -en "Setting Up Forwarding Ruleset:\n"
$IPTABLES -P INPUT ACCEPT
$IPTABLES -F INPUT
$IPTABLES -P OUTPUT ACCEPT
$IPTABLES -F OUTPUT
$IPTABLES -P FORWARD DROP
$IPTABLES -F FORWARD
echo -en "Inital Setup Complete...\n"
echo -en "Setting Up All Outgoing Connections...\n"
$IPTABLES -A FORWARD -i $EXTIF -o $INTIF -j ACCEPT
echo -en "Setting Up All Incoming Connections...\n"
$IPTABLES -A FORWARD -i $INTIF -o $EXTIF -j ACCEPT
echo -en "Enabling Logging Of MASQ...\n"
$IPTABLES -A FORWARD -j LOG
echo -en "Enabling SNAT...\n"
$IPTABLES -t nat -A POSTROUTING -o $EXTIF -j MASQUERADE
echo "Done loading EVERYTHING"