From the WaveStar^® CIT System View, click the Alarm List button and locate the STP autolock port disable alarm in the resulting alarm list and note the corresponding Ethernet LAN port/VCG AID.

Look for equipment alarms/conditions affecting the same AID. Proceed to the appropriate procedure to clear those alarms/conditions.

Important!

The STP autolock port disable alarm clears for an Ethernet LAN port/link aggregation group when the Port Administration Control or Ethernet Port Spanning Tree Status parameter is Disabled.

The STP autolock port disable alarm clears for a VCG when the VCG Spanning Tree Status parameter is Disabled.

Disabling the Spanning Tree Group Autolock parameter also clears the STP autolock port disable alarm.

From the System View, select Configuration → Equipment. Expand the required circuit pack details, select (highlight) the required Ethernet LAN port/VCG, then click Select.

Result:

The VCG/Port parameters appear.

Select the Spanning Tree tab and provision the Spanning Tree Status parameter as Disabled. Click Apply and Close.

Result:

The spanning tree role of the participating port is DISA (Disabled-Administration).

Select View → Equipment to access the required Ethernet LAN port/VCG and verify that the Spanning Tree Status is Disabled.

From the System View, click the Alarm List button and click Refresh.

Result:

The STP autolock port disable condition is no longer present.

Select Configuration → Equipment. Expand the required circuit pack details, select (highlight) the required Ethernet LAN port/VCG, then click Select.

Result:

The VCG/Port parameters appear.

Select the Spanning Tree tab and provision the Spanning Tree Status parameter as Enabled. Click Apply and Close.

Result:

The spanning tree reconfigures.

Verify that the existing spanning tree configuration is correct.

Reference:

Procedure 6-30: Verify spanning tree configuration

End of steps