Download of h323plus-20101027.zip (h323plus-20101027.zip ( external link: SF.net): 4,005,422 octetos) will begin shortly. If not so, click link on the left.
The GNU Gatekeeper (GnuGk) is a full featured H.323 gatekeeper under GPL license. It supports VoIP and videoconferencing and includes Radius and database support and many call routing functions.