Full featured H.323 gatekeeper under GPL license
Version: 2.3.0.1OpenH323 Gatekeeper includes Radius and database support and many VOIP routing functions.
License: GPL
Operating System: Mac OS X
Homepage: www.gnugk.org
Developed by:
OpenH323 Gatekeeper forms the basis for a free IP telephony system (VOIP).The GNU Gatekeeper is very stable and it is being used commercially by many organizations to provide VOIP services.