Ethernet over bonded T1 is ideal for delivering highly reliable, resilient access at rates up to 3Mbps. With the TNE1520, bonded groups are automatically created, removed and repaired, providing both ease of use as well as maximum uptime. The TNE1520 is designed for ease-of-use ; configuration requirements are removed completely, allowing this device to be installed into the customer premise quickly and cost-effectively. The TNE1520 is based on Ethernet transport technology over standard T1 lines, providing a 100% Ethernet-based access technology for optimum usability, throughput and reliability.