This object represents the operational status
of the port security feature on an interface.
secureup(1) - This indicates port security
is operational.
securedown(2) - This indicates port security is
not operational. This happens
when port security is configured
to be enabled but could not be
enabled due to certain reasons
such as conflict with other
features.
shutdown(3) - This indicates that the port is
shutdown due to port security
violation when the object
cpsIfViolationAction is of type
'shutdown'.