ADTRAN Enters Unified Communications Market

New Product Suite Further Enhances Broad Portfolio of NetVanta Enterprise Solutions

HUNTSVILLE, Ala.–ADTRAN (NASDAQ: ADTN), a leading supplier of converged communication solutions, today announced that the company is expanding its solution portfolio by entering the Unified Communications (UC) market with the launch of a full line of NetVanta® Unified Communications products. Today, businesses of all sizes are looking for ways to increase productivity and leverage a wide range of integrated communications solutions to drive top-line revenue while optimizing automation efficiencies to lower operational costs. ADTRAN’s comprehensive NetVanta UC solution suite is revolutionary in its ability to be tailored to each individual user. NetVanta UC delivers the ultimate in simplicity, flexibility, ease of use and scalability to deliver personalized Unified Communications to each end-user, making it perfect for businesses of all sizes.

“ADTRAN offers a full suite of next-generation converged communications solutions ranging from QoS-enabled routers and switches to IP PBX and IP Business Gateways. Unified Communications is a natural extension of our solution portfolio,” stated Rick Schansman, senior vice president and general manager, ADTRAN Enterprise Networks Division. “Our NetVanta UC products will not only allow us to provide personalized Unified Communications solutions to customers of all sizes, but combined with our enterprise product suite, enable ADTRAN to deliver an industry-leading breadth of enterprise communications solutions.”

“The future is bright for Unified Communications. This technology has moved beyond the innovator stage and is being adopted by businesses of all sizes,” said Blair Pleasant, President & Principal Analyst of COMMfusion. “This presents a wealth of opportunities for ADTRAN, as businesses look to Unified Communications as a way to enhance their business processes, reduce costs, achieve productivity goals, and strengthen their competitive advantage in the marketplace.”

ADTRAN’s Unified Communications offering will consist of a unique family of UC solutions scaling up to over 2,000 users per server. For more details on this exciting new family of products, please see the associated announcement at www.adtran.com/newsroom or for additional information about NetVanta UC products, visit www.adtran.com/uc.

About ADTRAN

ADTRAN, Inc. is a leading global provider of networking and communications equipment, with a portfolio of more than 1,700 solutions for use in the last mile of today’s telecommunications networks. Widely deployed by carriers and enterprises alike, ADTRAN solutions enable voice, data, video, and Internet communications across copper, fiber, and wireless network infrastructures. ADTRAN solutions are currently in use by every major U.S. service provider and many global ones, as well as by thousands of public, private and governmental organizations worldwide.

For more information, contact the company at 800 9ADTRAN (800 923-8726) or via email at info@adtran.com. On the Web, visit www.adtran.com.