ADTRAN ISU 512e Firmware B.03

ADTRAN, Inc. is a leading global provider of networking and communications equipment, with an 18-year history of profitability and a portfolio of more than 1,400 solutions for use in the last mile of todays telecommunications networks. Widely deployed by both carriers and small and midsize businesses, 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.