IronPort Systems ES-1528 - Manual (Page 74)

Chapter 11 QoS
ES-1528 User’s Guide
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11.4 Advanced QoS Settings
The following sections describe additional methods for setting priority for incoming packets
on the ports. The switch allows you to choose one of the following methods:
Port Based QoS, DSCP Based QoS, ToS Based QoS or IP Address Based QoS.
11.4.1 Port Based QoS
You can configure the switch to assign a IEEE 802.1p priority to packets based on the ingress
(incoming) port of the packet. Select Port Based QoS in the QoS Enhancement Setting
screen to view the following screen.
Figure 38 Port Based QoS
The following table describes the labels in this screen.
Table 18 Port Based QoS
LABEL DESCRIPTION
Mode Select Port Based QoS to specify priority rules based on the port of incoming packets.
Change
Priority
Configure the following:
•
Port - Select the number of the port for which you want to assign IEEE 802.1p priority
to incoming frames.
• Priority - Select the IEEE 802.1p priority you want to assign to the packets coming
into the switch on the port specified in the Port field.
Click Change to view your changed settings.
Note: The changes are not applied until you click Apply Change
Settings.