Description: Application layer monitoring refers to the process of overseeing the performance and availability of applications operating on a network. This type of monitoring is crucial to ensure that applications function optimally and that users have a seamless experience. Through specialized tools, metrics such as response time, error rates, and resource usage can be tracked, allowing administrators to identify and resolve issues before they impact end users. Additionally, application layer monitoring provides valuable insights into application behavior, aiding in informed decision-making regarding improvements and optimizations. This approach focuses on the application layer of the OSI model, where direct interactions with users occur, as opposed to other types of monitoring that may focus on the underlying infrastructure. The relevance of this type of monitoring has grown with the proliferation of web and mobile applications, where availability and performance are essential for customer satisfaction and business success.