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. more

Nortel Carrier VoIP and Application Solutions (CVAS) continues to lead the global Carrier VoIP market according to Dell’Oro Group, Infonetics Research and Synergy Research. All three leading analyst firms’ recently published reports rank Nortel as the global leader with the largest revenues in the carrier IP market for the third quarter of 2009.

According to Infonetics Research’s report, Service Provider VoIP Equipment and Subscribers Market Share, Size, and Forecasts - 3Q09, Nortel kept its global leadership position in the total VoIP market. Infonetics also found that during the third quarter of 2009, Nortel kept its position as the dominant softswitch supplier in North America at 61 percent.

“The Carrier IP market continues to be highly dynamic, as service providers transition their legacy voice networks to VoIP to provide new services and to cut costs,” said Diane Myers, directing analyst, service provider VoIP and IMS for Infonetics Research. “Our recent more

OnState Partnership with Yuuguu Provides Total Customer Collaboration For Virtual Workforces

Partnership Gives Call Centers and Virtual Workers Instant Customer Collaboration Including Screen Share, Text Chat, Voice, and Business Presence

Burlington, Mass. and Manchester, UK— December 14, 2009 — OnState Communications, the leading provider of on-demand virtual call center and virtual PBX business communications systems, today announced the addition of the Yuuguu instant screen sharing service to OnState’s virtual communications solutions. OnState is the first and only provider to include integrated voice, text chat and screen sharing as part of a cost-effective, on-demand virtual communications service. The addition of Yuuguu into OnState’s solution enables sales and support staff and all virtual workers to collaborate with customers by sharing screens or even keyboard and mouse control to help demonstrate solutions or solve problems. more