HP Network Direr Software Products manual DiffServ Codepoint Field, 661, 662

Useful Information and References 652
User Priority Field	652
DiffServ Codepoint Field 653
Determining Field Values for Applications		654
3Com Network Director Classifier Rules for NBX Phone Traffic					654
3Com Network Director Service Levels		655
Configuration Levels for Supported 3Com Devices				655
Key Considerations	657
Resource Warnings 657
Why Errors Can Occur When Adding a Server			659
Potential Hazards When Blocking Traffic To and From Servers					659
Servers That Cannot be Selected for Blocking			660
Potential Hazards of Blocking Application Traffic			661
Potential Hazards of Blocking SNMP, HTTP and Telnet				662

16UPGRADING DEVICE SOFTWARE

Overview	663
Key Concepts		664
Agent Image Files			664
The Internal TFTP Server 664
Scheduling		664
Components		665
Agent Update Wizard				665
Introduction Step				665
Update Type Step				666
Specify Devices and Agent Versions Step						667
Change Agent Version Step					669
Scheduling Step				670
Summary Step			671
The Progress Dialog Box 672
Agent Update Events				673
Agent Update Reports				673
Agent Update Summary report					673
Agent Audit report				674
Examples	674
Update all Switch 4400’s with a New Agent						674
Detecting and Downgrading a Problem Device						675