Cisco Exam Questions

Which command enables L2 QoS support in all VLANs (including the native VLAN)?

Which command enables L2 QoS support in all VLANs (including the native VLAN)?

A.
switchport priority extend cos

B.
mls qos trust dscp

C.
mls qos rewrite ip dscp

D.
switchport trunk native vlan tag