Press Release FOR IMMEDIATE RELEASE Trilithic’s Media Contact: Karalee Slayton Director Marketing & Communications 317 423-6604 kslayton@trilithic.com pr@trilithic.com Trilithic selected to provide E.A.S. for Nortel’s IPTV Ecosystem Indianapolis, Indiana (Wednesday, November 23, 2005) Nortel* [NYSE/TSX: NT] has selected Trilithic, Inc. to provide Emergency Alert Systems as a part of their IPTV Ecosystem. As part of Nortel’s end-toend IPTV solution, Trilithic’s E.A.S. provides FCC mandated National Level Alerts for notifying the TVwatching public, as well as interruptions for National Weather Service weather warnings and the Amber Alert. Trilithic, provides E.A.S. solutions for Broadband Cable, Low Power FM, Broadcast Television and IPTV. Trilithic’s Emergency Alert System for IPTV provides a digital solution capable of various configurations for local and centralized channel insertion, and the flexibility of no channel insertion. Through a userdefined configuration, the E.A.S. alert message text and digitized audio is delivered on the IP network via Ethernet to a middleware server, or to a companion Encoder/Decoder in the Super Headend or Video Hub Office for distribution to an entire region or market with minimal hardware requirements. Trilithic’s Emergency Alert System has gone through extensive interoperability testing in Nortel’s IPTV lab in Ottawa to help ensure high levels of end-to-end reliability and solution integration. Trilithic also works closely with Middleware companies to provide an integrated total package solution for IPTV providers nationwide. “As a leader in E.A.S. we recognize the ongoing need to enhance the product line for the telecommunication industry's ever changing architecture and the anticipated growth of digital transmission.” Says Trilithic President, Terry Bush. “With the emerging technologies associated with Video-on-Demand, IPTV, and other networking strategies, Trilithic’s E.A.S. division is poised to continue providing superior E.A.S. solutions for the evolving technology.” Trilithic is the only ISO-9001:2000 Emergency Alert System manufacturer and supplier in the telecommunications industry with a division dedicated solely to E.A.S. applications. ABOUT TRILITHIC Trilithic, Inc. is an industry leader providing telecommunications solutions for major Broadband and RF & Microwave markets around the world. Comprised of three major divisions: Broadband Instruments & Systems offers test, analysis and quality management solutions for the major cable television systems around the world. The RF & Microwave Components Division provides various components and custom subsystems for companies specializing in cellular, military and other wireless applications. The E.A.S. Division is a leading supplier of government-mandated Emergency Alert Systems used by Broadband, Broadcast and IPTV service providers in the United States. Trilithic has continuously expanded its manufacturing capabilities to accommodate the greater demand for its products, both through streamlining design and development and automating manufacturing and test procedures. Trilithic provides a broad product base of over 1500 measurement products and communications components to thousands of customers around the world. The company’s state-of-the-art 120,000 Square Foot worldwide headquarters is located in Indianapolis Indiana. As an ISO 9001:2000 certified company with over 40 years of collective expertise in engineering and custom assembly, Trilithic is dedicated to providing quality products, services and communications solutions that meet and exceed their customers’ expectations. -end- *Nortel is a trademark of Nortel Networks. Trilithic, Inc., 9710 Park Davis Drive, Indianapolis, IN 46235 (317) 895-3600 (317) 895-3613 (800) 344-2412 www.trilithic.com