Device Level Ring (DLR) is a Layer 2 protocol that enables redundancy in a ring topology, providing fast network fault detection and reconfiguration for industrial networks. DLR is an EtherNet/IP™ protocol that is defined by the Open DeviceNet® Vendors' Association (ODVA). DLR network includes at. This document provides basic background information regarding adding ring redundancy in your wired Ethernet networks. Examples for creating a. The ITU-T G. Originally developed by the Telecom industry for Metro-Ethernet topologies, today, ERPS is primarily used in industrial networks to. X-Ring Ethernet Industrial Ring Technology is supplied on the Case Communications range of Industrial Ethernet switches and provides an improvement over Spanning Tree and Rapid Spanning Tree., a cable break or switch failure), the protocol re-routes traffic via an alternate path.
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