FEI/4/hwIfInputUnucFlowThresholdAlarm_active

Message

FEI/4/hwIfInputUnucFlowThresholdAlarm_active: Unknown unicast flow is beyond the alarm threshold.(entPhysicalName = [hwUNUCPortName],hwIfUnknownUnicastRealFlow = [hwUNUCPortRealFlow],hwIfUnknownUnicastAlarmThreshold=[hwUNUCPortAlarmThreshold])

In VS mode, this log is supported only by the admin VS.

Description

Unknown unicast flow is beyond the alarm threshold.

Parameters

Parameter Name	Parameter Meaning
hwUNUCPortName	Name of the interface.
hwUNUCPortRealFlow	Percentage of the unknown unicast traffic volume to the interface traffic volume.
hwUNUCPortAlarmThreshold	Alarm threshold.

Possible Causes

A traffic exception or network attack occurred on the device.

Procedure

1. Run the display this command in the interface view to check the VLAN or VSI configured on the interface.

2. Enter the corresponding VLAN or VSI view from the system view, and run the display this command to check whether MAC address learning has been enabled.

If MAC address learning has not been enabled, go to Step 3.
If MAC address learning has been enabled, go to Step 3.

3. Run the undo mac-address learning disable command to enable MAC address learning. Then check whether the alarm has been cleared.

If the alarm has been cleared, go to Step 5.
If the alarm has not been cleared, go to Step 4.

4. Collect alarm, log, and configuration information, and contact technical support personnel.

5. End.