Description: Fixed bandwidth refers to a predetermined amount of bandwidth allocated to a specific application or service within a network. This concept is fundamental in the realm of Quality of Service (QoS), where the goal is to ensure that certain types of data traffic receive preferential treatment to guarantee their performance and stability. By allocating fixed bandwidth, congestion is avoided, and latency variations are minimized, which is crucial for time-sensitive applications such as real-time video streaming or video conferencing. This approach allows network administrators to manage available resources more effectively, ensuring that critical applications have the necessary bandwidth to operate without interruptions. Additionally, fixed bandwidth can be part of a Service Level Agreement (SLA) between service providers and clients, where performance and availability expectations are specified. In summary, fixed bandwidth is a key tool for optimizing user experience and ensuring smooth application operation in diverse network environments.