Best On-Premises Network Troubleshooting Software

ManageEngine OpManager is a comprehensive network troubleshooting tool designed to quickly identify and resolve network issues. It provides real-time monitoring and alerting for network devices, helping IT teams detect faults, bottlenecks, and performance anomalies. With features like root cause analysis, detailed performance reports, and customizable dashboards, OpManager enables efficient troubleshooting by providing deep insights into network health and performance. Its intuitive interface allows for easy navigation and analysis, ensuring that network problems are addressed promptly to minimize downtime and maintain optimal performance.

NetCrunch is a powerful, scalable, all-in-one network monitoring system built for modern IT environments. It supports agentless monitoring of thousands of devices, covering SNMP, servers, virtualization (VMware, Hyper-V), cloud (AWS, Azure, GCP), traffic flows (NetFlow, sFlow), logs, and custom data via REST or scripts. With 670+ monitoring packs and dynamic views, it automates discovery, configuration, alerting, and automates self-healing actions for efficient remote remediation in response to alerts. Its node-based licensing eliminates sensor sprawl and complexity, providing a clear, cost-effective path to scale. Real-time dashboards, policy-driven setup, advanced alert tuning and 40+ alert actions including remote script execution, service restart, process kill or device reboot-make NetCrunch ideal for organizations replacing legacy tools like PRTG, SolarWinds, or WhatsUp Gold. Fast to deploy and future-proof. Can be installed on prem, self hosted in the cloud, or mixed.