Overview, Basic operation, Default port security operation – HP 4100GL User Manual

Page 184: Intruder protection

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Configuring and Monitoring Port Security
Overview

Overview

Feature

Default

Menu

CLI

Web

Displaying Current Port Security n/a

page 7-9

page 7-15

Configuring Port Security

disabled

page 7-10

page 7-15

Intrusion Alerts and Alert Flags

n/a

page 7-21

page 7-19

page 7-22

Using Port Security, you can configure each switch port with a unique list of
the MAC addresses of devices that are authorized to access the network
through that port. This enables individual ports to detect, prevent, and log
attempts by unauthorized devices to communicate through the switch.

N o t e

This feature does not prevent intruders from receiving broadcast and multi
cast traffic.

Basic Operation

Default Port Security Operation.

The default port security setting for

each port is off, or “continuous”. That is, any device can access a port without
causing a security reaction.

Intruder Protection.

A port that detects an “intruder” blocks the intruding

device from transmitting to the network through that port.

7-2

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