Network Attacks and Defenses

Switch’s CAM Table Poisoning Attack  ◾  11

2. Restrict: This mode is similar to the foregoing mode.

However, in this mode, the switch administrator is noti-

fied that a security violation has occurred.

3. Shutdown: A port security violation causes the interface

to shut down immediately. The switch administrator can

bring it out of this state and can customize the time to

recover. This is the default mode.

1.3.3 Experiment

The following experiment describes how to configure and

test the port security features in Cisco Catalyst 3560 Series

switches to prevent the corruption of the content of the

CAM table. The experiment uses the same network architec-

ture described in the previous lab and consists of the fol-

lowing steps:

Step 1: Assign stati ...