Configure Nagios to monitor Remote Windows Host

To configure Nagios to monitor a remote Windows host, you'll need to set up NSClient++ on the Windows machine. 

Install Nagios Core on Oracle Linux 8.5 (OL8.5)

Nagios Core is an open-source monitoring system that helps organizations identify and resolve IT infrastructure problems. It is designed to monitor hosts, services, and network devices, providing administrators with insights into the health and performance of their systems. Nagios Core is widely used for its flexibility, extensibility, and scalability.