Methods for monitoring and managing computer networks QoS

QoS (Quality of service) is very important for the normal functioning of currently used and newly developed network protocols, applications and services. However, providing for each protocol, applications and services the required level of QoS becomes a serious problem. To solve this problem, it is necessary to continuously monitoring and management QoS in real time. This article discusses existent methods for monitoring and managing QoS for the purpose of analyzing the problems associated with providing QoS.