Displaying port MAC security information

When port MAC security is enabled, various show commands can be used to display information about port security and secure MAC addresses.

You can display the following information about the port MAC security feature:

Displaying port MAC security details on the device

To display the port MAC security configured on a particular interface, enter the following command:

device# configure terminal
device(config)# interface Ethernet 3/2
device(conf-if-eth-3/2)# do show run interface Ethernet 3/2
interface Ethernet 3/2
switchport
switchport mode trunk
switchport port-security
switchport port-security max 10
switchport port-security mac-address 3200.1110.0002 vlan 250
switchport trunk allowed vlan add 250
switchport trunk tag native-vlan
no shutdown

Displaying port MAC security configuration details

To display the port MAC security configuration details across ports on the device, enter the following command:

device(conf-if-eth-3/2)# do show port-security
Secure    MaxSecureAddr  CurrentAddr  StaticSec  Violated  Action   Sticky
Port         (count)       (count)     (count)
Eth 3/2       10           0            1           No     Shutdown  No

Displaying port MAC security settings for an individual port

To display the statistics of the port MAC security configured for an interface, enter the following command:

device(conf-if-eth-3/2)# do show port-security interface ethernet 3/2
Port Security               : Enabled
Port Status                 : Up
Violation Mode              : Shutdown
Violated                    : No
Sticky Enabled              : No
Maximum MAC addresses       : 10
Total MAC addresses         : 0
Configured MAC addresses    : 1
Last violation time         :
Shutdown time (in Minutes)  : 0

Displaying secure MAC addresses information

To list the secure MAC addresses configured on the device, enter the following command.

device(conf-if-eth-3/2)# do show port-security addresses
                    Secure Mac Address Table
----------------------------------------------------------------
Vlan       Mac-address            Type                     Ports
250        3200.1110.0002         Secure-Static            Eth 3/2