This document provides an evaluation guide for SolarWinds Orion Network Performance Monitor (Orion NPM). Orion NPM is a network monitoring and management tool that provides visibility into network performance and availability. It offers features like network discovery, map-based visualization of network structures, alerting for network and device failures, and integration with other SolarWinds products. The evaluation guide covers installation, configuration, and demonstrates Orion NPM's basic features to help network administrators evaluate the tool.