# Viewing the system classifier pattern

Use this procedure to view the System Classifier pattern.

## Procedure steps

1. From the navigation tree, double-click QoS.

2. From the QoS tree, double-click QoS Rules.

3. Select the System Clfr Element tab.

4. Highlight an entry in the System Clfr Element table.

5. Click Pattern.

   The System Classifier Element # Pattern (Data/Position) screen opens.