Call processing system and method in a voice and data integrated switching system

摘要

A voice and data switching system that integrates a router/data switching module into a voice PBX to realize a voice and data integrated switch thereby providing an IP-based voice and data service platform which can be easily installed and unified in operation and maintenance. Further, the voice and data switching system of the invention can also provide legacy voice terminal or PSTN interface modules link as well as allow average user PCs to be linked with various servers. The system utilizes a VoIP transcoding technique, CoS and QoS functions of a router into the voice and data integrated switching system.