When port security is enabled on a Cisco Catalyst switch, what is the default action when the
configured maximum number of allowed MAC addresses value is exceeded?
A.
The port remains enabled, but bandwidth is throttled until old MAC addresses are aged out.
B.
The port is shut down.
C.
The MAC address table is cleared and the new MAC address is entered into the table.
D.
The violation mode of the port is set to restrict.
Explanation:
http://www.cisco.com/en/US/docs/switches/lan/catalyst4500/12.2/20ewa/configuration/guide/por
t_sec.html
Default Port Security Configuration
Port security
Disabled on a port
Maximum number of secure MAC addresses
1
Violation mode Shutdown. The port shuts down when the maximum number of secure MAC
addresses is exceeded, and an SNMP trap notification is sent.
Aging
Disabled
Aging type
Absolute
Static Aging
Disabled
Sticky
Disabled