User guide

Deploying a Group of Devices 128
Useful Information and References 130
Supported 3Com Devices 130
Supported Device Parameters 131
Understanding Backup Files 132
Managing Backup Files 132
Key Considerations 133
How Backup Files are Discarded 133
Potential Hazards when using Restore and Setup 134
Why Errors can Occur during Restore and Setup 134
7 AGENT UPDATE
Overview 135
Key Concepts 136
Agent Image Files 136
The Internal TFTP Server 136
Scheduling 136
Components 137
Agent Update Wizard 137
Agent Update Events 145
Agent Update Reports 145
Examples 146
Update all Switch 4400’s with a New Agent 146
Detecting and Downgrading a Problem Device 147
Useful Information and References 148
Supported Devices 148
Agent Image Filenames 148
Key Considerations 149
Co-existence With Other TFTP Servers 149
Considerations When Downgrading Devices 149
Troubleshooting Device Problems Following Agent Update 149
Repeated Timeouts 150
8 PRIORITIZING NETWORK TRAFFIC
Overview 153
Key Concepts 154
Classification 154
3Com Network Administrator for HP OpenView.book Page 7 Wednesday, November 12, 2003 2:33 PM