TekRADIUS

TekRADIUS is a RADIUS server for Windows with built-in DHCP server. This program has two editions; TekRADIUS (First edition; supports Microsoft SQL Server) and TekRADIUS LT (Second edition; supports SQLite).

It supports features described in RFC 2865 and RFC 2866 (RADIUS protocol). You can easily create SQL database and tables through TRManager GUI.