Huawei S1700 Series Web User Manual page 109

S1700 Managed Series Ethernet Switches
Web User Manual
Figure 7-1 QoS Interface
Table 7-1 Parameters QoS interface
Item
Interface Name
Trust Mode
CFI Mapping
Default CoS
Configure QoS Trust Mode and Default CoS Value for Interface
Step 1 Click QoS>QoS Interface.
Step 2 Click checkbox on the left of the interface to be edited and then click Configuration button,
opening the configuration page shown as the figure below.
Issue 05 (2012-10-25)
Description
Interface Number.
Trust mode is used to select way of mapping message
priority to internal priority of device.
CoS: use CoS to map. The details are described in 7.2
Priority Mapping.
DSCP: use DSCP to map. The details are described in
7.3 DSCP Mapping.
IP Precedence: use IP Precedence to map. The details
are described in 7.4 IP Precedence Mapping.
When CFI mapping function on inbound port is
enabled and the trust mode is COS, it will be mapped to
different internal colors according to CFI value in tag
message. That is: CFI0 mapping is green, CFI 1
mapping is yellow.
When CFI mapping function on outbound port enabled,
the message will be sent through this port and the CFI
value of red message is 1, the CFI value of others is
zero.
Default priority of the specified interface.
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7 QoS Configuration
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