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When you click on the PoE Setting, the PoE Status will appear on the
screen. It will display the PoE status including, Port Enable, Power
Limit, Power (W), Voltage (V), Current (mA), Classification, Port
Status.
Note: The PoE Status information of Power current, Power Voltage,
and Current is the power usage information of the connected PD;
please "Refresh" to renew the information.
Figure 39 – PoE > PoE Port Setting
PoE Enable: Select to enable or disable the PoE function.
Power Limit: This function allows you to manually set the port
power current limitation to be given to the PD. To protect the DES-
1228P and the connected devices, the power limit function will
disable the PoE function of the port when the power is overloaded.
Select from "Class 1 (4W)", "Class 2 (7W)", "Class 3 (15.4W)" and
"Auto" for the power limit. "Auto" will negotiate and follow the
classification from the PD power current based on the 802.3af
standard.
