HP 2800 User Manual

Page 231

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9

Configuring and Monitoring Port Security

Contents

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Blocking Unauthorized Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3

Trunk Group Exclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4

Planning Port Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5

Port Security Command Options and Operation . . . . . . . . . . . . . . . . . . . . . 9-6

Retention of Static MAC Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-10

Displaying Current Port Security Settings . . . . . . . . . . . . . . . . . . . . . . 9-10

Configuring Port Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-12

MAC Lockdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-17

Differences Between MAC Lockdown and Port Security . . . . . . . . . 9-19

Deploying MAC Lockdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-21

MAC Lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-25

Port Security and MAC Lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-27

Web: Displaying and Configuring Port Security Features . . . . . . . . . . . . . 9-27

Reading Intrusion Alerts and Resetting Alert Flags . . . . . . . . . . . . . . . . . . 9-28

Notice of Security Violations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-28

How the Intrusion Log Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-29

Keeping the Intrusion Log Current by Resetting Alert Flags . . . . . . . 9-29

Using the Event Log To Find Intrusion Alerts . . . . . . . . . . . . . . . . . . . 9-35

Web: Checking for Intrusions, Listing Intrusion Alerts, and Resetting
Alert Flags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-35

Operating Notes for Port Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-36

9-1

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