HP Networking TopTool Products manual Quality of Service, Overview Basic Operation

When There Are No Recommendations . . . . . . . . . . . . . . . . . . . . . . . 10-18

Controlling Data Storage—Administration . . . . . . . . . . . . . . . . . . . 10-18

How the Network Performance Advisor Collects Data . . . . . . . . . 10-19 Understanding HP Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-19 Traffic Data Collector Performance . . . . . . . . . . . . . . . . . . . . . . . . . . 10-20 Potential Problems with Data Collection . . . . . . . . . . . . . . . . . . . . . . 10-21

Segments Excluded from Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-22 Segments that do not have Devices with Sampling Capability . . . . 10-22 Segments not Selected for Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . 10-22

11 Quality of Service

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1

Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3

Viewing All Currently Configured QoS Policies . . . . . . . . . . . . . . . . 11-4

Configuring QoS for Specific Devices (IP Addresses) . . . . . . . . . . 11-4 Adding a Policy for a Specific IP Address . . . . . . . . . . . . . . . . . . . . . . 11-5

Configuring a QoS Policy for IP Type of Service (ToS) . . . . . . . . . 11-6 ToS Configuration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-6 How To Configure a ToS Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-8

Configuring a QoS Policy for Specific Protocols . . . . . . . . . . . . . . . . 11-9

Configuring a QoS Policy for a Specific VLAN . . . . . . . . . . . . . . . . . 11-11

12 Accessing Hub Features

Device Management Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1

Viewing Device Identity Information . . . . . . . . . . . . . . . . . . . . . . . . . . 12-2

Interpreting Device Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3

Reading the Performance Gauges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3

Global Counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-5

Port Counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-7

Configuring Your Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-7

Fault Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-8

System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-9

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