ProCurve 2610-PWR Technical Information Page 191

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6
Quality of Service (QoS): Managing
Bandwidth More Effectively
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Classifiers for Prioritizing Outbound Packets . . . . . . . . . . . . . . . . . . . . 6-9
Packet Classifiers and Evaluation Order . . . . . . . . . . . . . . . . . . . . 6-9
Preparation for Configuring QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-13
Steps for Configuring QoS on the Switch . . . . . . . . . . . . . . . . . . . 6-13
Planning a QoS Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
Prioritizing and Monitoring QoS Configuration Options . . . . . . 6-15
Policy Enforcement Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
QoS Resource Usage and Monitoring . . . . . . . . . . . . . . . . . . . . . . 6-15
Planning and Monitoring Rule Usage . . . . . . . . . . . . . . . . . . . . . . 6-16
Managing QoS Resource Consumption . . . . . . . . . . . . . . . . . . . . . 6-16
Troubleshooting a Shortage of Rule Resources . . . . . . . . . . . . . . 6-17
Examples of QoS Resource Usage . . . . . . . . . . . . . . . . . . . . . . . . . 6-18
Using QoS Classifiers To Configure QoS for Outbound Traffic . . . . . . . . 6-20
Viewing the QoS Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-20
No Override . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
QoS UDP/TCP Priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
Assigning 802.1p Priority Based on TCP or UDP Port Number . 6-22
Assigning a DSCP Policy Based on TCP or UDP Port Number . 6-24
QoS IP-Device Priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-28
Assigning a Priority Based on IP Address . . . . . . . . . . . . . . . . . . . 6-29
Assigning a DSCP Policy Based on IP Address . . . . . . . . . . . . . . 6-30
6-1
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