Allied Telesis AT-S63 - Manual (Page 394)

Chapter 24: MAC Address-based Port Security
394 Section VI: Port Security
Threshold
Specifies the maximum number of dynamic MAC addresses you want
the port to be able to learn. The range is 1 to 256. The default is 100.
Port Participating
Applies only when the intrusion action is set to trap or disable. This
option does not apply when intrusion action is set to discard. If this
option is set to No when intrusion action is set to trap or disable, the
port discards invalid packets, but it does not send the SNMP trap or
disable the port. If you want the switch to send a trap and/or disable
the port, you must sent this option to Yes.
6. Click Apply.
7. From the Configuration menu, select the Save Config option to
permanently save your changes. (This option is not displayed if there
are no changes to save.)