Displaying MAC Address Lockdown Information

Display configuration information about the MAC lockdown timeout feature using the command:
show mac-lockdown-timeout ports [all | port_list]

Output from this command includes the configured timeout value and whether the feature is enabled or disabled.
Display the MAC entries learned on one or more ports, or on all ports using the command:
show mac-lockdown-timeout fdb ports [all | port_list]

Output from this command also lists the aging time of the port.