The FreeRADIUS Server Project is a high performance and highly
configurable multi-protocol policy server, supporting RADIUS, DHCPv4
-and VMPS. It is available under the terms of the GNU GPLv2.
+DHCPv6 and VMPS. It is available under the terms of the GNU GPLv2.
Using RADIUS allows authentication and authorization for a network
to be centralized, and minimizes the number of changes that have to
be done when adding or deleting new users to a network.