D-Link Web Smart DES-1228P User Manual page 40

5 Configuration
D-Link Web Smart Switch User Manual
VoIP (voice-over Internet Protocol), web browsing applications, file server applications or video conferencing.
Thus with larger bandwidth, less critical traffic is limited, and therefore excessive bandwidth can be saved.
The following figure displays the status of Quality of Service priority levels of each port, higher priority means
the traffic from this port will be first handled by the switch. And for packets that are untagged, the switch will
assign the priority depending on your configuration.
Figure 60 – QoS > 802.1p Default Priority
By selecting the DSCP priority, the web pages will changes as seen below:
Figure 61 – QoS > DSCP Priority Settings
Select QoS Mode: D-Link Smart Switch allows the user to prioritize the traffic based on the 802.1p priority in
the VLAN tag or the DSCP (Differentiated Services Code Point) priority in the IP header. Choose one to
prioritize the packets.
Queue Mechanism: Select Strict Priority, to process the packets with the highest priority. Select WRR
(Weighted Round-Robin), to process packets according to the weight of each priority. When a priority level
has reached its egress weight, the system will process the packets in the next level even if there are
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