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DGS-1520 Series Gigabit Ethernet Smart Managed Switch Web UI Reference Guide
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Parameter Description
queue credit counter. The quantum for each CoS queue may be different
based on the user configuration.
To set a CoS queue in the SP mode, any higher priority CoS queue must
also be in the strict priority mode.
By default, the WRR option is used.
Click the Apply button to accept the changes made.
Queue Settings
This window is used to display and configure the queue settings.
To view the following window, click QoS > Basic Settings > Queue Settings, as shown below:
Figure 7-3 Queue Settings Window
The fields that can be configured are described below:
Parameter Description
Unit
Select the Switch unit that will be used for this configuration here.
From Port - To Port
Select the range of ports that will be used for this configuration here.
Queue ID
Enter the queue ID value here. This value must be between 0 and 7.
WRR Weight
Enter the WRR weight value here. This value must be between 0 and 127. To
satisfy the behavior requirements of Expedited Forwarding (EF), the highest queue
is always selected by the Per-hop Behavior (PHB) EF and the schedule mode of
this queue should be strict priority scheduling. Therefore, the weight of the last
queue should be zero while the Differentiate Service is supported.
WDRR Quantum
Enter the WDRR quantum value here. This value must be between 0 and 127.
Click the Apply button to accept the changes made.
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