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DSCP Priority
In the
IP DSCP Priority
section, you can map DSCP values to traffic class values. These settings apply to all ports on the switch.
The following options are available:
l
DSCP Priority Table
—
Displays a list of DSCP values mapped to CoS values.
l
Class of Service Value
—
Sets a new CoS for a DSCP value. The number 0 represents low priority and 7 represents high priority.
Click
IP DSCP
in the
IP Precedence/DSCP Priority Status
field to enable this feature.
Each IP DSCP value (from 0 to 63) is mapped to one CoS value (from 0 to 7). The number 0 represents the lowest priority and 7 represents the highest
priority.
The following table shows the default priority mapping. All of the DSCP values that are not specified are mapped to CoS value 0.
To change a table setting, select the entry in the
DSCP Priority Table
, type the new CoS value in the
Class of Service Value
box, and then click
Apply
Changes
. If you don't want to save the changes, click
Refresh
.
CLI Commands
The following table summarizes the equivalent CLI commands for items in the
Class of Service/IP Precedence
web page.
IP DSCP Value
CoS Value
0
0
8
1
10, 12, 14, 16
2
18, 20, 22, 24
3
26, 28, 30, 32, 34, 36 4
38, 40, 42
5
48
6
46, 56
7
Command
Usage
map ip precedence
Enables IP precedence mapping (IP ToS) for the switch