R4#sh run | b pol
policy-map Prob10
  class class-default
   set dscp cs4
!
interface FastEthernet0/0
 ip address 180.40.7.130 255.255.255.224
 duplex auto
 speed auto
 service-policy output Prob10
!


S5#sh run |  b mls

mls qos map dscp-cos  8 9 10 11 13 14 15 to 0
mls qos map dscp-cos  24 25 27 28 29 30 31 33 to 2
mls qos map dscp-cos  34 35 36 37 38 39 to 2
!
interface FastEthernet0/3
 switchport access vlan 10
 switchport mode dynamic desirable
 wrr-queue bandwidth 30 30 40 1
 wrr-queue cos-map 1 1
 wrr-queue cos-map 2 3
 wrr-queue cos-map 3 0 2 5 6 7
 wrr-queue cos-map 4 4
 priority-queue out
!


S6#sh run int fa 0/4
Building configuration...

Current configuration : 115 bytes
!
interface FastEthernet0/4
 switchport access vlan 10
 switchport mode dynamic desirable
 mls qos trust dscp
end