Users Guide

664 Dell PowerConnect 55xx Systems User Guide
2 For each DSCP In value (DSCP value of the incoming packet) that needs
to be rewritten to an alternative value, set a
DSCP Out value.
Assigning DSCP Rewrite Values Using CLI Commands
The following table summarizes the CLI commands for configuring fields in
the
DSCP Rewrite page.
The following is an example of the CLI commands:
Interface Settings
QoS Trust mode can be configured on each port of the switch, as follows:
• QoS Trust State Disabled on an Interface — All inbound traffic on the
port is mapped to the best effort queue and no classification/prioritization
takes place.
•
QoS Trust State Enabled on an Interface — Port prioritized traffic on
ingress is based on the system- wide configured trusted mode, which is
either CoS Trusted mode or DSCP Trusted mode.
Table 22-9. DSCP Rewrite CLI Commands
CLI Command Description
qos map dscp-mutation in-
dscp to out-dscp
no qos map dscp-mutation
[in-dscp]
Configures the DSCP to DSCP Mutation
table.
Use the no form of this command to restore
the default configuration.
console(config)# qos map dscp-mutation 1 2 4 5 6 to 63