User Manual

Table Of Contents
76
Configure QoS Trust Mode and Default CoS
Trust Mode
No.
Port1 to PortN, where N is based on the total port number.
Mode
CoS: Class of Service. Use the 3-bit “PRI” field in the VLAN tag. It enables you to assign traffic to 8
different classes from 0 to 7.
DSCP: Use 6-bit field “DSCP” in the Type of Service (ToS) tag. It enables you to assign traffic to 64
different types from 0 to 63.
Default CoS
No.
Port1 to PortN, where N is based on the total port number.
Class
You can assign a default class to the port. The system follows the assigned CoS classes to transmit
frames if there is no VLAN tag in the frame header.
The default Class for each port is 0.
(Apply Button)
After configuring above fields, click "Apply" button to make the changes effective.