Allied Telesis AT-GS950/24 User Manual page 174

Chapter 12: Quality of Service (CoS)
174
4. For each Traffic Class whose queue you want to change, click on the
Queue (0, 1, 2, or 3) 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
Configuration to Flash to permanently save your changes.