Allied Telesis AT-GS950/48 - Manual (Page 201)

AT-GS950/48 Web Interface User Guide
201
4. For each Traffic Class whose queue you want to change, click on the
Queue (Low, Medium, High, Highest) radio button that applies to your
configuration.
5. After you have completed this mapping process, select Enable in the
QoS Status field.
6. Click Apply.
7. From the main menu on the left side of the page, select Save Settings
to Flash to permanently save your changes.