Feng Gang National Laboratory of Communication,UESTC Aug 2017 Ver 1.4 Traffic management Set of policies and mechanisms that allow a network to efficiently satisfy a diverse range of service requests Tension is between diversity and efficiency 。 Traffic management is necessary for providing Quality of Service (QoS) Subsumes congestion control (congestion =loss of efficiency) 2616009:Network Traffic Engineering 8:Traffic Management and Modeling Page.62616009: Network Traffic Engineering Feng Gang National Laboratory of Communication, UESTC Aug 2017 Ver 1.4 8: Traffic Management and Modeling Page.6 Traffic management • Set of policies and mechanisms that allow a network to efficiently satisfy a diverse range of service requests • Tension is between diversity and efficiency • Traffic management is necessary for providing Quality of Service (QoS) - Subsumes congestion control (congestion == loss of efficiency)