The NetMaster Industrial Network Management System software is designed for discovering, configuring, real-time monitoring, and diagnosing network devices, physical links and network topology in mission-critical industrial plant networks. The NetMaster allows to central manage configuration, firmware version, fault alert and event records. A server-client operation is designed to ensure network reliability in the large-scale network. ERPS Group Settings for Ring ID, Ring Version, Control Channel, and Ring Ports. You can easily check ERPS Major Ring and Sub Ring info via the NetMaster. The NetMaster provides free download for 20 nodes and up to 2000 network nodes by license update.