AT&T and NEC have jointly implemented a VoIP project for OMRON Corp. in Japan. The migration to VoIP began in November 2004, and after voice-switching testing and other preparations, over 10,000 telephones nationwide were switched in just two days.In this project, AT&T was responsible for project management, network design, equipment/line selection, test and operational support. NEC installed VoIP equipment, including UNIVERGE SV7000 servers and VoIP gateways at all locations. The companies estimate that Omron will save $500,000 per year.AT&T...