S1700 Managed Series Ethernet Switches 
Web User Manual 
Huawei Proprietary and Confidential           
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 7-2 QoS Interface configuration 
 
 
Step 3  Configure the needed parameter. 
Step 4  Click “Apply” button to apply all the changes made. 
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7.2 CoS Mapping   
Click QoS> Cos Mapping to configure the mapping relationship of CoS and service level; the 
configuration page is shown as the figure below. 
Figure 7-3 Cos Mapping 
 
 
Table 7-2 Parameters of Cos Mapping 
Select service level mapped by this CoS. 
 
7.3 DSCP Mapping   
Click QoS>DSCP Mapping to configure the mapping relationship between DSCP and service 
level; the configuration page is shown as the figure below.