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Dell PowerConnect 28xx Systems User Guide 151
Mapping DSCP Values to Queues
The DSCP to Queue page provides fields for defining output queue to specific DSCP fields. For the list
of the DSCP default queue settings, see "DSCP to Queue Mapping Table Default Values" on page 145.
To open the DSCP to Queue page, click Quality of ServiceCoS Global Parameters DSCP to
Queue in the tree view.
Figure 9-6. DSCP to Queue
•
DSCP In
— The values of the DSCP field within the incoming packet.
•
Queue
— The queue to which packets with the specific DSCP value is assigned. The values are 1
–
4,
where one is the lowest value and four is the highest.
Mapping a DSCP value and assigning priority queue:
1
Open the
DSCP to Queue
page.
2
Select a value in the
DSCP In
column.
3
Define the
Queue
fields.
4
Click
Apply Changes
.
The DSCP is overwritten, and the value is assigned to a forwarding queue.
Restoring default values: