Lantronix SISPM1040-xxxx-L3 Web User Guide
33856 Rev. A https://www.lantronix.com/ 69
Port Management > Loop Protection > Configuration
This page lets you view and set current Loop Protection parameters.
Loop Protection is used to detect the presence of traffic. When the switch receives packet’s (looping detection
frame) MAC address the same as itself from a port, show Loop Protection happens. The port will be locked when
it receives the loop protection frames. To resume the locked port, find and remove the looping path, then select
the locked port and click on “Resume” to turn on the locked ports.
Global Configuration
Enable Loop Protection: Controls whether loop protections is enabled (as a whole).
Transmission Time: The interval between each loop protection PDU sent on each port. Valid values are 1-10
seconds. The default is 5 seconds.
Shutdown Time: The period (in seconds) for which a port will be kept disabled in the event of a loop is detected
(and the port action shuts down the port). Valid values are 0-604800 seconds (7 days). A value of zero will keep a
port disabled (until next device restart). The default is 180 seconds.
Port Configuration
Port: The switch port number of the port.
Enable: Controls whether loop protection is enabled on this switch port.