DGS-3100 Series Gigabit Stackable Managed Switch User Manual 
 
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Defining DSCP User Priority 
The DSCP User Priority Page contains fields for mapping DSCP settings to traffic queues. For example, a packet with a 
DSCP tag value of 3 can be assigned to queue 2.  
To map priority tags to classes: 
1.  Click QoS > DSCP User Priority. The DSCP User Priority Page opens: 
 
Figure 4-7 DSCP User Priority Page  
The DSCP User Priority Page contains the following fields: 
Parameter  Description 
DSCP In  
Displays the incoming packet’s DSCP value.
 
Queue 
Specifies the traffic forwarding queue to which the DSCP priority is mapped. Four traffic 
priority queues are supported. 
Restore Defaults 
Restores the Switch factory defaults for mapping DSCP values to a forwarding queue.
 
2.  Modify the Queue values. 
3.  Click 
. The DSCP mapping configuration is modified and the Switch is updated.