3Com Switch 7750 Series
Command Reference Guide – PoE Chapter 2 PoE PSU Supervision Configuration Commands
2-9
2.2.4 poe-power output-thresh upper
Syntax
poe-power output-thresh upper string
View
System view
Parameter
string: Overvoltage alarm threshold (in volts V) in the format of X.X, in the range of 55.0
to 57.0.
Description
Use the poe-power output-thresh upper command to set the overvoltage alarm
threshold of DC output for the external PoE PSUs.
For either 220 VAC or 110 VA C input, the recommended threshold is 55.0 V.
Example
# Set the overvoltage alarm threshold of DC output for the external PoE PSUs to 55.0
V.
<3Com> system-view
System View: return to User View with Ctrl+Z.
[3Com] poe-power output-thresh upper 55.0
Set upper output-threshold power successfully!