Figure 4.14 Qos Port Classification - Advantech EKI-8500 Series User Manual

The QoS Port Classification page displays.
The following table describes the items in the previous figure.
Item Description
Port Displays the port number for the configuration entry.
CoS Click the drop-down menu to select the default CoS value.
All frames are classified to a CoS. There is a one to one mapping
between CoS, queue and priority. A CoS of 0 (zero) has the lowest
priority.
Note: If the default CoS has been dynamically changed, then the
actual default CoS is shown in parentheses after the configured
default CoS.
DPL Click the drop-down menu to select the default DPL value.
All frames are classified to a Drop Precedence Level. If the port is
VLAN aware, the frame is tagged and Tag Class. is enabled, then the
frame is classified to a DPL that is mapped from the PCP and DEI
value in the tag. Otherwise the frame is classified to the default DPL.
The classified DPL can be overruled by a QCL entry.
PCP Click the drop-down menu to select the default PCP value.
All frames are classified to a PCP value. If the port is VLAN aware and
the frame is tagged, then the frame is classified to the PCP value in
the tag. Otherwise the frame is classified to the default PCP value.
DEI Click the drop-down menu to select the default DEI value.
All frames are classified to a DEI value. If the port is VLAN aware and
the frame is tagged, then the frame is classified to the DEI value in the
tag. Otherwise the frame is classified to the default DEI value.
CoS ID Click the drop-down menu to select the default CoS ID value.
Every incoming frame is classified to a CoS ID, which later can be
used as basis for rewriting of different parts of the frame.
Tag Class. Displays the classification mode for the tagged frames on the port.


Note: This setting has no effect if the port is VLAN unaware. Tagged
frames received on VLAN unaware ports are always classified to the
default CoS and DPL.
DSCP Based Click to enable or disable (default) the DSCP Based QoS Ingress Port
classification.

Figure 4.14 QoS Port Classification

Disabled: Use default CoS and DPL for tagged frames.
Enabled: Use mapped versions of PCP and DEI for tagged
frames.
44 EKI-8500 Series User Manual