BPDU Skewing

Device>Configure>Spanning Tree>BPDU Skewing

BPDU skewing detection applies to all of the Catalyst platforms (Catalyst 4000, Catalyst 5000 and Catalyst 6000).

To view the definition for a particular MIB variable, click the appropriate link from the following list:

The following list specifies buttons in this dialog box, as well as their function:


Instance (StpxBpduSkewingInstanceIndex)

Spanning Tree instance ID.


Port Index (stpxBpduSkewingPortIndex)

Value of dot1dBasePort (i.e. dot1dBridge.1.4) for the bridge port.


Skewing Last Skew Duration (stpxBpduSkewingLastSkewDuration)

Indicates the skew duration in milliseconds of the last BPDU skewing detected.


Skew Worst Skew Duration (stpxBpduSkewingWorstSkewDuration)

Indicates the skew duration in milliseconds of the worst BPDU skewing detected.


Skewing Worst Skew Time (stpxBpduSkewingWorstSkewTime)

Indicates the value of sysUpTime when the worst BPDU skewing was detected.