pstngw 1.3.1-7ubuntu1 (i386 binary) in ubuntu edgy

 Very simple PSTN (normal telephone) to H.323 gateway program using
 the OpenH323 library. It allows H.323 clients to make outgoing calls,
 and incoming calls to be routed to a specific H.323 client. It needs
 special hardware to do this.
 .
 For more information on the OpenH323 project visit them at
 http://www.openh323.org/