OpManager is a network monitoring software that provides agentless monitoring of networks and devices. It allows for automatic discovery of network devices using various protocols, maps the infrastructure, and associates monitors to begin monitoring devices immediately after discovery. OpManager provides various monitoring capabilities including availability, performance, bandwidth, applications, servers, hypervisors, and more. It also offers network fault management through event logging, alarms, dashboards, reports, and workflow automation. OpManager is available in an on-premise version suitable for large enterprise networks supporting over 50,000 interfaces.