Optical Systems Design OSD2790SFP User Manual page 190

The displayed settings are:
Port
The port number for which the configuration below applies.
CoS
Controls the default class of service.
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.
If the port is VLAN aware, the frame is tagged and Tag Class. is enabled, then the frame is
classified to a CoS that is mapped from the PCP and DEI value in the tag. Otherwise the frame is
classified to the default CoS.
The classified CoS can be overruled by a QCL entry.
Note: If the default CoS has been dynamically changed, then the actual default CoS is shown in
parentheses after the configured default CoS.
DPL
Controls the default drop precedence level.
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
Controls 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
Controls 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.
PAGE 190
OPTICAL SYSTEMS DESIGN
OSD2790SFP OPERATOR MANUAL
DOC ID: 10118801