HP 1920 Gigabit Ethernet Switch Series User Manual page 444

Figure 419 Configuring port security
Configuring the basic port security control
1. In the Security Ports And Secure MAC Address List area, click Add.
2. On the page that appears, select GigabitEthernet1/0/3.
3. Enter 3 as the maximum number of MAC addresses.
4. Select Enable Intrusion Protection, and select Disable Port Temporarily from the list.
5. Click Apply.
Figure 420 Applying the port security feature
Verifying the configuration
1. Display the secure MAC address entries learned and manually configured on port GigabitEthernet
1/0/3. The maximum number of secure MAC is configured as 3, so up to 3 MAC addresses can
be learned and added as secure MAC addresses, as shown in
431
Figure 421.