Follow this procedure for setting the L2 Error Drop threshold for a specific device within a domain.
Select Devices → <Admin Domain Name> → Devices → <Device Name> → Setup → Performance Monitoring → Thresholds.
Thresholds area.png)
Select L2 Error Drop in the drop down list against Metric.
Enter the required threshold in the Threshold [counts/min] column (this value should be higher than the value in the Reset Threshold [counts/min] column).
Select the Generate Fault? checkbox to generate fault. Deselect the Generate Fault? checkbox to disable generation of fault.
Click Save to save your settings.
Note
Click Defaults to set the threshold settings to the default values. The threshold values can be changed only if the checkbox against Inherit Settings? is deselected.