Cisco SF200-24 User Manual

Configuring Quality of Service
Configuring QoS - General
Cisco Small Business 200 1.1 Series Smart Switch Administration Guide 257
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STEP 3 Select a trust mode (CoS/802.1p or DSCP) and click Apply.
STEP 4 If you selected DSCP, proceed to STEP 6; if you selected CoS, proceed to the next
step.
STEP 5 Select Port/LAG and click GO to display/modify all ports/LAGs and their CoS
information.
The following fields are displayed for all ports/LAGs:
• Interface—Type of interface.
• Default CoS—Default VPT value for incoming packets that do not have a
VLAN Tag. The default CoS is 0. The default is only relevant for untagged
frames if Trust CoS is selected.
Select Restore Defaults to restore the factory CoS default setting for this
interface.
STEP 6 Click DSCP Override Table to enter the DSCP values. The DSCP Override Table
opens.
STEP 7 DSCP In displays the DSCP value of the incoming packet that needs to be re-
marked to an alternative value. Select the new DSCP value to override the
incoming value.
Select Restore Defaults to restore the factory DSCP values.
STEP 8 Click Apply. The Running Configuration file is updated.
To set QoS on an interface, select it, and click Edit. The Edit Interface CoS
Configuration page opens.
STEP 1 Enter the parameters.
• Interface—Select the port or LAG.
• Default CoS—Select the default CoS (Class-of-Service) value to be
assigned for incoming packets (that do not have a VLAN tag). The range is
0-7.
STEP 2 Click Apply. The interface default CoS value is set, and the Running Configuration
file is updated.

Cisco SF200-24 Specifications

General

Model	SF200-24
Switching Capacity	8.8 Gbps
Layer	Layer 2
Form Factor	Rack-mountable
Power Supply	Internal
MAC Address Table Size	8000 entries
Switch Type	Managed
Power over Ethernet (PoE)	No
Stackable	No
Jumbo Frame Support	9216 bytes
VLAN Support	Yes
Quality of Service (QoS)	4 hardware queues
Ports	24