Dell Networking N4000 Series Configuration Manual page 540

Port Security
Use the Port Security page to enable MAC locking on a per-port basis. When
a port is locked, you can limit the number of source MAC addresses that are
allowed to transmit traffic on the port.
To display the Port Security page, click Switching → Network Security →
Port Security in the navigation panel.
Figure 19-11. Network Security Port Security
Configuring Port Security Settings on Multiple Ports
To configure port security on multiple ports:
1 Open the Port Security page.
2 Click Show All to display the Port Security Table page.
3 In the Ports list, select the check box in the Edit column for the port to
configure.
4 Select the desired settings for all ports that are selected for editing.
540
Configuring Port and System Security