> # Configuring Port Security

> All switches in the Cisco MDS 9000 Family provide port security features that reject intrusion attempts and report these intrusions to the administrator.

> This chapter includes the following topics:

> - Information About Port Security
> - Guidelines and Limitations
> - Default Settings
> - Configuring Port Security
> - Configuring Auto-learning
> - Configuring Port Security Manually
> - Configuring Port Security Distribution
> - Interacting with the Database
> - Verifying Port Security Configuration
> - Field Descriptions for Port Security
> - Feature History for Port Security

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