-  
		  Enter global configuration mode. 
		   
		   
			 
device# configure terminal
 
 
-  
		  Create and name a QoS DSCP-to-traffic class map. 
		   
		   
			 
device(config)# qos map dscp-traffic-class dscpTcMap
 
 
-  
		  Define the QoS DSCP-to-traffic class values. 
		   
		   
			 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 10 to traffic-class 3 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 40 to traffic-class 4 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 45 to traffic-class 5 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 52 to traffic-class 3 
 
  The default value is used for those DSCP that are not explicitly defined. 
		   
-  
		  Return to privileged exec mode. 
		   
		   
			 
device(config-dscp-traffic-class-dscpTcMap)# end
 
 
-  
		  Verify the configuration. 
		   
		   
			 
device# show qos maps dscp-traffic-class 
Dscp-to-Traffic-Class map 'dscpTcMap' 
{x/y: traffic-class = x, drop-precedence = y & dscp = d1d2}
d1 :  d2  0   1   2   3   4   5   6   7   8   9 
------------------------------------------------
0 :     0/0 0/0 0/0 0/0 0/0 0/0 0/0 0/0 4/2 1/0
1 :     1/0 1/0 1/0 1/0 1/0 1/0 2/0 2/0 2/0 2/0
2 :     2/0 2/0 2/0 2/0 3/0 3/0 3/0 3/0 3/0 3/0
3 :     3/0 3/0 4/0 4/0 4/0 4/0 4/0 4/0 4/0 4/0
4 :     5/0 5/0 5/0 5/0 5/0 5/0 5/0 5/0 6/0 6/0
5 :     6/0 6/0 6/0 6/0 6/0 6/0 7/0 7/0 7/0 7/0
6 :     7/0 7/0 7/0 7/0
   Enabled on the following interfaces:
 
-  
		  Save the 
			 running-config file to the 
			 startup-config file. 
		   
		   
			 
device# copy running-config startup-config
 
 
 QoS DSCP-to-traffic class and drop precedence map configuration example
 
		 
		
device# configure terminal
device(config)# qos map dscp-traffic-class dscpTcMap
device(config-dscp-traffic-class-dscpTcMap)# map dscp 10 to traffic-class 3 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 40 to traffic-class 4 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 45 to traffic-class 5 
device(config-dscp-traffic-class-dscpTcMap)# map dscp 52 to traffic-class 3 
device(config-dscp-traffic-class-dscpTcMap)# end
device# show qos maps dscp-traffic-class 
device# copy running-config startup-config