Quality of Service
QoS Basic Mode
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Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4
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enabled, the device uses the new DSCP values for egress queuing. It also replaces the original
DSCP values in the packets with the new DSCP values.
NOTE
The frame is mapped to an egress queue using the new, rewritten value, and not
by the original DSCP value.
STEP 4
If
Override Ingress DSCP
was enabled, click
DSCP Override Table
to reconfigure DSCP.
(See
DSCP Override Table
).
STEP 5
DSCP In
displays the DSCP value of the incoming packet that needs to be re-marked to an
alternative value. Select the
DSCP Out
value to indicate the outgoing value is mapped.
STEP 6
Click
Apply
. The Running Configuration file is updated with the new DSCP values.
Interface Settings
The Interface Settings page enables configuring QoS on each port of the device, as follows:
•
QoS State Disabled on an Interface
—All inbound traffic on the port is mapped to the
best effort queue and no classification/prioritization takes place.
•
QoS State of the Port is Enabled
—Port prioritize traffic on ingress is based on the
system wide configured trusted mode, which is either CoS/802.1p trusted mode or
DSCP trusted mode.
To enter QoS settings per interface:
STEP 1
Click
Quality of Service
>
QoS Basic Mode
>
Interface Settings
.
STEP 2
Select
Port
or
LAG
to display the list of ports or LAGs.
QoS State
displays whether QoS is enabled on the interface.
STEP 3
Select an interface, and click
Edit
.
STEP 4
Select the
Port
or
LAG
interface.
STEP 5
Click to enable or disable
QoS State
for this interface.
STEP 6
Click
Apply
. The Running Configuration file is updated.
