Cisco Catalyst 2960 Command Reference Manual page 196

mls qos cos
This example shows how to assign all the packets entering a port to the default port CoS value of 4
on a port:
Switch(config)# interface gigabitethernet0/1
Switch(config-if)# mls qos cos 4
Switch(config-if)# mls qos cos override
You can verify your settings by entering the show mls qos interface privileged EXEC command.
Related Commands Command
show mls qos interface
Catalyst 2960 Switch Command Reference
2-168
Chapter 2
Description
Displays quality of service (QoS) information.
Catalyst 2960 Switch Cisco IOS Commands
78-16882-01