The article "HP Network Node Manager 9: Getting Started" provides a guide on how to effectively manage your network using NNMi. It covers installation, customization, and integration with other management tools to improve network availability and reduce operating expenses. The book offers step-by-step instructions and screenshots to help users customize NNMi according to their specific needs. It also emphasizes the importance of creating maps for operators to quickly track and resolve network issues. Overall, the article aims to help users optimize their network monitoring implementation process and make NNMi work efficiently for their organization.