A shift toward server-based systems and new enhancements such as wireless PBX are making this industry shine once again. This report from Frost & Sullivan concentrates on the key factors for companies in the PBX and key telephone industries: pricing, integration with computers, and distribution network strength. The report also forecasts future opportunities, analyzes the dynamics of specific subsegments, and provides detailed information on market share, new technologies, and competitive strategies. Profiles are included for major systems developers.