MontaVista Software, Inc., the company powering the embedded revolution, and Zultys Technologies, which designs and manufactures products that integrate telecommunications and data communications for enterprise networks, today announced that MontaVista™ Linux® Professional Edition 3.0 is the chosen operating system for two newly launched Zultys devices, the ZIP 4x4 IP phone and the Zultys MX1200. The ZIP 4x4 integrates an IP phone with a multi-port switch while the MX1200 is the industry’s first enterprise media exchange product to deliver sophisticated PBX (private branch exchange), switch, router, and Internet gateway functionality in a single box.