ADTRAN, Inc. (ADTN) is actively focusing on fiber optic technology products to support high-speed network access solutions for use across Internet protocol (IP), asynchronous transfer mode (ATM) and time division multiplexed (TDM) architectures in both wireline and wireless network applications.ADTRAN expects solid traction in domestic markets for ultra-broadband and fiber-to-the-home solutions along with software-defined (SD) access and ethernet passive optical network (EPON) solutions. Its global leadersh ...