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Chapter 11 QoS
ES-1552 User’s Guide
76
Figure 39 DSCP Based QoS
The following table describes the labels in this screen.
11.4.5 ToS Based QoS
You can configure the switch to assign a IEEE 802.1p priority to packets coming into the
switch with Type of Service (ToS) priority assigned to them. Select ToS Based QoS in the
QoS Enhancement Setting screen to view the following screen.
Table 19 DSCP Based QoS
LABEL DESCRIPTION
Mode Select DSCP Based QoS to specify mapping rules between DSCP priority and IEEE
802.1p priority for incoming packets on the switch.
Change
Priority
Configure the following:
• DSCP - Select the DSCP priority for which you want to change a priority mapping.
• Priority - Select the IEEE 802.1p priority you want to assign to the packets with the
DSCP priority you specified in the DSCP field.
Click Change to view your changed settings.
Note: The changes are not applied until you click Apply Change
Settings.
DSCP,
Priority
This is a summary table of your DSCP to IEEE 802.1p priority mappings. The DSCP
column indicates the DSCP values of the incoming packets and the Priority column
indicates what IEEE 802.1p priority gets assigned to those packets.
Apply
Change
Settings
Click this when you have reviewed the changes you want to make and you want to save
them to the switch’s memory.