Port Settings

From here, you can configure the QoS port settings for the switch. Select a port you wish to set and choose a CoS value from the drop-down box. Next, select to enable or disable the Trust setting to let any CoS packet be marked at ingress.

Port	Displays the ports for which the CoS parameters are defined.
CoS Value	Select the CoS priority tag values, where 0 is the lowest and 7 is the highest.
Trust	Select Enabled to trust any CoS packet marking at ingress. Select Disabled to not trust any CoS packet marking at ingress.

Click Apply to update the system settings.