Click Tools→Service Test Manager (STM) on the NFM-P main menu. The Service Test Manager (STM) form opens.

Click Create→Performance Monitoring→TWAMP-Light Session Test or select an existing TWAMP Light test session object and click Properties. The TWAMP Light Test Session (Create|Edit) form opens.

Configure the required parameters.

The Frames Per Delta-T, Consec Delta-T’s, CHLI Threshold, and FLR Threshold parameters are only displayed when the TWAMP Light Statistics Type to Collect parameter is set to either Loss or Delay And Loss.

The Consecutive High Loss Interval (CHLI) Threshold parameter must be set to a value less than the Consec Delta-T’s parameter value.

Select a PM session.

To view the bins configured for the test by your choice of PM sessions, perform the following:

1. Click Properties for the selected PM session name. The PM Session (Edit) form opens.

2. Click Properties for the displayed Bin Group Mgr Object ID. The Bin Group (Edit) form opens.

3. Click on the Bins tab.

4. Select the bin you want to view and click Properties. The Bin (Edit) form opens.

5. Close the form after viewing the bin.

Click on the Loss-events tab to collect TCA event statistics.

1. Select a direction type object and click Properties. The TCA Configuration form opens.

2. Configure the required TCA parameters.

Save your changes and close the forms.

End of steps