VOIP -> Free VOIP gatekeepers

OpenH323 Gatekeeper - The GNU Gatekeeper

The OpenH323 Gatekeeper is a full featured H.323 gatekeeper, available freely under GPL license. It is based on the Open H.323 stack. Both components together form the basis for a free IP telephony system (VOIP).

OpenH323 Gatekeeper currently supports Linux, Microsoft Windows, FreeBSD, Solaris and MacOS X.

Opengatekeeper

OpenGatekeeper is an Open Source H.323 Gatekeeper based on the work done by the OpenH323 project.

OpenGatekeeper runs on Linux, FreeBSD and Win32 platforms.

OpenGatekeeper supports all the basic features of an H.323 Gatekeeper such as registration, admissions and access control, address translation and bandwidth monitoring and control.

OpenGateKeeper also supports many advanced features such as:

• Gatekeeper routed calls
• Support of H.323v2 alias types (party number, URL, transport id and email address)
• Support for gateway prefixes
• Registration and call activity logs
• Neighbour gatekeeper database
• Registration time to live