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DES-7200 Configuration Guide Chapter 2 QoS Configuration
2-7
Command Description
DES-7200(config-if)#no mls qos
trust
Restore the QoS trust mode of the interface to
default
The command below set the trust mode of interface gigabitEthernet 0/4 to DSCP:
DES-7200(config)# interface gigabitEthernet 0/4
DES-7200(config-if)# mls qos trust dscp
DES-7200(config-if)# end
DES-7200# show mls qos interface g0/4
Interface GigabitEthernet 0/4
Attached input policy-map:
Default COS: trust dscp
Default COS: 0
DES-7200#
2.2.3 Configuring the Default CoS
Value of an Interface
You may configure the default CoS value for every interface through the following
steps.
By default, the CoS value of an interface 0.
Command Description
DES-7200#configure terminal
Enter the configuration mode
DES-7200(config)# interface
interface
Enter the interface configuration mode.
DES-7200(config-if)#mls qos cos
default-cos
Configure the default CoS value of the interface,
where default-cos is the desired default CoS value,
ranging 0~7.
DES-7200(config-if)#no mls qos cos
Restore to the default CoS value.
The example below set the default CoS value of interface g0/4 to 6:
DES-7200# configure terminal
DES-7200(config)# interface g 0/4
DES-7200(config-if)# mls qos cos 6
DES-7200(config-if)# end
DES-7200# show mls qos interface g 0/4
Interface GigabitEthernet 0/4
Attached input policy-map:
Default COS: trust dscp
Default COS: 6
DES-7200#