Features of QoS

Configurable by source and destination IP, protocol, and port

Employ DiffServ (Differentiated Services) architecture for QoS Guarantee

Support inbound and outbound directions

Support DSCP (Differentiated Service Code Point) to prioritize packets

Support Time Schedule Control

Traffic Prioritization and Bandwidth management:
      Expedite the handling of latency-sensitive pockets and mission-critical applications
      IP Throttling to limit the bandwidth
      Prioritization specifies and determines the priority of the outgoing packets