http://zone-game.info/install_aion_server.html
<ipconfig default="127.0.0.1">
<!--
IANA-reserved private IPv4 network ranges
Access only from local networks, external client can't have any of
the following ip addresses
-->
<iprange min="10.0.0.0" max="10.255.255.255" address="10.0.0.0"/>
<iprange min="172.16.0.0" max="172.31.255.255" address="172.16.0.0"/>
<iprange min="192.168.0.0" max="192.168.255.255" address="192.168.0.0"/>
</ipconfig>