Posterity Technologies is a software development house founded in 2002. Posterity specializes in the design and development of the soft switch system software, which is the core of the VoIP technology. Posterity has released its copy righted PSX series of soft switch system software since 2004.
The PSX soft switch is reliable. It can match the performance of the carrier class traditional PSTN switches. The PSX soft switch is scalable. It can handle different levels of capacities ranging from hundreds of concurrent calls to tens of thousands of concurrent calls. The PSX soft switch is flexible. It can adapt to new business feature requirements of the telecommunication service providers.
Posterity also has developed its POST series of corresponding billing system software in compliment to its PSX soft switch. The POST billing system supports carrier class billing operation for the telecommunication service providers.
Posterity can provide VoIP total solutions to both telecommunication service providers and corporate enterprises. It can configure its PSX soft switch as a central office, with IP centrex functionality, to serve the carrier market. It can also configure its PSX soft switch as an IP PBX to serve the enterprise market.
Phone System 