多项选择题WhichtwostatementscorrectlydescribeaCiscoWLCconfigurationofWireless>QoS>Profiles>Wired_QoS_ProfilesforanimplementationofDSCPorCoSdeployment?()
A.It must always be set on all QoS profile types because this sets the type of markings as either CoS or DSCP.
B.It is optional if the Cisco WLC attached switch operates on a trust DSCP model.
C.It must be set if the Cisco WLC attached switch operates on a trust CoS model.
D.It sets the EDCF queue used for the radio-transmitted frames.