Cisco 220 Series Smart Plus Administration Manual page 123

Power-over-Ethernet
Configuring PoE Port Settings
STEP 4
Cisco 220 Series Smart Plus Switches Administration Guide Release 1.0.0.x
(802.3at, class 4). In Power Limit mode, the value of maximum power
allocation will be determined by the PoE standard of the port, 15.4 w
(802.3af), and 30 W (802.3at).
• Power Consumption—Displays the amount of power in milliwatts assigned
to the powered device connected to the selected port.
• Class—(This field is displayed only if the power mode is Class Limit) Class
information of the PD connected.
Class
Class 0
Class 1
Class 2
Class 3
Class 4
• Overload Counter—Displays the total number of power overload
occurrences.
• Short Counter—Displays the total number of power shortage occurrences.
• Denied Counter—Displays the number of times that the powered device
was denied power.
• Absent Counter—Displays the number of times that the power was
stopped to the powered device, because the powered device was no
longer detected.
• Invalid Signature Counter—Displays the times that an invalid signature was
received. Signatures are the means by which the powered device identifies
itself to the PSE. Signatures are generated during powered device
detection, classification, or maintenance.
Click Apply. The PoE port settings are defined, and the Running Configuration is
updated.
Maximum Power Delivered by Switch Port
15.4 W
4.0 W
7.0 W
15.4 W
30.0 W
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