Cisco SG500-28 Administration Guide

Quality of Service
Configuring QoS - General
Cisco 500 Series Stackable Managed Switch Administration Guide Release 1.3 480
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Setting QoS Properties
To s e l e c t t h e Q o S m o d e :
STEP 1 Click Quality of Service > General > QoS Properties.
STEP 2 Set the QoS mode. The following options are available:
• Disable—QoS is disabled on the device.
• Basic—QoS is enabled on the device in Basic mode.
• Advanced—QoS is enabled on the device in Advanced mode.
STEP 3 Select Port/LAG and click GO to display/modify all ports/LAGs on the device 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 and only if the system is in Basic mode and Trust CoS is selected in
the Global Settings page.
Select Restore Defaults to restore the factory CoS default setting for this
interface.
STEP 4 Click Apply. The Running Configuration file is updated.
To set QoS on an interface, select it, and click Edit.
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).
STEP 2 Click Apply. The interface default CoS value is saved to Running Configuration file.

Cisco SG500-28 Specifications

General

Ports	28
Port Type	Gigabit Ethernet
Layer	Layer 3
Switching Capacity	56 Gbps
PoE Support	No
Form Factor	Rack-mountable
RAM	256 MB
Flash Memory	32 MB
Power Supply	Internal
Jumbo Frame Support	9KB
VLAN Support	Yes
Operating Temperature	32°F to 113°F (0°C to 45°C)
Operating Humidity	10% to 90% non-condensing
Dimensions	17.3 x 10.2 x 1.7 in (440 x 260 x 44 mm)
MAC Address Table Size	16, 000 entries