Description: Effective throughput refers to the actual successful delivery rate of messages over a communication channel. This concept is fundamental in the realm of Quality of Service (QoS), as it measures the effectiveness of a system in data transmission. Unlike theoretical delivery rates, which may be based on ideal conditions, effective throughput takes into account factors such as network congestion, packet loss, and latency. This allows network administrators and telecommunications engineers to assess the actual quality of the services they provide. A high effective throughput indicates that most messages sent reach their destination without errors, which is crucial for critical applications such as real-time data transmission, video streaming, video conferencing, and Voice over IP (VoIP) services. Furthermore, effective throughput can be used to identify bottlenecks in the network and optimize existing infrastructure, ensuring that resources are used efficiently. In summary, effective throughput is a key indicator of the quality of a communication service, providing valuable information about the end-user experience and the overall reliability of the system.