echo "Liberando msn para algumas maquinas"
$IPTABLES -A FORWARD -s 192.168.1.10/24 -p tcp --dport 1863 -j ACCEPT
$IPTABLES -A FORWARD -s 192.168.1.10/24 -d loginnet.passport.com -j ACCEPT

echo "Bloqueando msn na rede interna"
$IPTABLES -A FORWARD -s $REDEINT -p tcp --dport 1863 -j REJECT
$IPTABLES -A FORWARD -s $REDEINT -d loginnet.passport.com -j REJECT