HP 5400ZL User Manual

Page 224

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Quality of Service: Managing Bandwidth More Effectively
Contents

Global IP Type-of-Service Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-41

Assigning an 802.1p Priority for a Global

Example of Changing the Priority Setting on a Policy

IPv4 ToS/IPv6 Traffic Class Byte . . . . . . . . . . . . . . . . . . . . . . . . . . 6-42

IP-Precedence Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-44

Assigning an 802.1p Priority for a Global IP-Diffserv Classifier 6-45

Assigning a DSCP Policy for a Global IP-Diffserv Classifier . . . 6-49

Comparison of Global IP Type-of-Service Classifiers . . . . . . . . . 6-53

Global Layer-3 Protocol Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-54

Assigning a Priority for a Global Layer-3 Protocol Classifier . . . 6-54

Global VLAN-ID Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-56

Assigning a Priority for a Global VLAN-ID Classifier . . . . . . . . . 6-56

Assigning a DSCP Policy for a Global VLAN-ID Classifier . . . . . 6-58

Global Source-Port Classifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-62

Assigning a Priority for a Global Source-Port Classifier . . . . . . . 6-62

Assigning a DSCP Policy for a Global Source-Port Classifier . . 6-64

IP Multicast (IGMP) Interaction with QoS . . . . . . . . . . . . . . . . . . . . . . 6-69

Advanced Classifier-Based QoS

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-70

Classifier-Based QoS Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-71

Classifier-Based QoS Configuration Procedure . . . . . . . . . . . . . . . . . 6-71

Configuring QoS Actions in a Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-76

Override of Global QoS Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-81

Viewing a Classifier-Based QoS Configuration . . . . . . . . . . . . . . . . . . 6-81

Classifier-Based QoS Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-85

Interaction with Other Software Features . . . . . . . . . . . . . . . . . . . . . . 6-85

Classifier-Based QoS Configuration Examples . . . . . . . . . . . . . . . . . . 6-86

QoS Policy for Layer 4 TCP/UDP Traffic . . . . . . . . . . . . . . . . . . . 6-87

QoS Policy for Subnet Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-87

Differentiated Services Codepoint (DSCP) Mapping

. . . . . . . . . . . 6-88

Default Priority Settings for Selected Codepoints . . . . . . . . . . . . . . . 6-89

Displaying Non-Default Codepoint Settings . . . . . . . . . . . . . . . . . 6-90

Notes on Changing a Priority Setting . . . . . . . . . . . . . . . . . . . . . . . . . . 6-91

Error Messages for DSCP Policy Changes . . . . . . . . . . . . . . . . . . 6-92

When One or More Classifiers Are Currently Using the Policy . 6-92

QoS Queue Configuration

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-95

6-2

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