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Enabling Class of Service (CoS)
The CoS Page enables configuring the CoS ports or trunks on the device.
To configure CoS ports or trunks on the device:
1.
Click Services > CoS. The CoS Page opens:
Figure 117: CoS Page
As a default the CoS Page opens displaying the port options. The fields are identical when displaying the trunk
CoS. The CoS Page contains the following fields:
•
Enable QoS Mode — Indicates if QoS is enabled on the device. The possible values are:
–
Checked — Enables QoS on the device.
–
Unchecked — Disables QoS on the device.
•
Trust Mode — Defines which packet fields to use for classifying packets entering the device. When no rules
are defined, the traffic containing the predefined packet CoS field is mapped according to the relevant trust
modes table. Traffic not containing a predefined packet field is mapped to best effort. The possible Trust
Mode field values are:
–
CoS — Classifies traffic based on the CoS tag value.
–
DSCP — Classifies traffic based on the DSCP tag value.
Page 154
Configuring Services
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