Configuring Quality of Service
Managing QoS Statistics
ESW 500 Series Switches Administration Guide 291
12
• Traffic Classification — Classifies each incoming packet as belonging to a 
given traffic class, based on the packet contents and/or the context.
• Assignment to Hardware Queues — Assigns incoming packets to forwarding 
queues. Packets are sent to a particular queue for handling as a function of the 
traffic class to which they belong, as defined by the classification mechanism.
• Traffic Class-Handling Attributes — Applies QoS/CoS mechanisms to different 
classes, including: Bandwidth Management
The Quality of Service section contains the following topics:
• Managing QoS Statistics
• Defining General Settings
• Defining Advanced QoS Mode
Managing QoS Statistics
The QoS Statistics section contains the following pages:
• Policer Statistics
• Aggregated Policer Statistics
• Queues Statistics
Policer Statistics 
The 
Policer Statistics Page 
indicates the amount of in-profile and out-of-profile 
packets that are received on an interface. 
To add policer statistics: