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| 1  | Click Tools→Service Test Manager (STM) on the NFM-P main menu. The Service Test Manager (STM) form opens. 
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| 2  | Click Create→Performance Monitoring→CFM SLM Session Test or select an existing CFM SLM session test object and click Properties. The CFM SLM Test Session (Create|Edit) form opens. 
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| 3  | Configure the required parameters. 
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| 4  | Select a PM session. 
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| 5  | Click on the Loss-events tab to collect TCA event statistics. 
Select a direction type object and click Properties. The TCA Configuration form opens.
Configure the required TCA parameters. Note: The Clear threshold should always be lower than the Raise threshold. 
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| 6  | Save your changes and close the forms. End of steps |