PRTG Network Monitor is a network monitoring tool designed to help IT professionals keep track of their network's performance and health. It provides real-time data on various network components, such as servers, routers, and switches, allowing users to identify issues before they affect operations. The software uses sensors to monitor different metrics, including bandwidth usage, uptime, and response times. With its user-friendly interface, PRTG offers customizable dashboards and alerts, making it easy for users to visualize their network's status. The tool supports various protocols, such as SNMP, WMI, and NetFlow, ensuring comprehensive monitoring across diverse environments.