3Com 7757 Configuration Manual page 730

730 C 65: P E PSU S
HAPTER O
C
UPERVISION ONFIGURATION
Network diagram
Figure 186 Network diagram for PoE supervision configuration
S7506
Eth3/0/1~Eth3/0/48
IP Phone
IP Phone
IP Phone
IP Phone
Configuration procedure
# Enter the system view.
<SW7750> system-view
# Enable PoE on the module in slot 3.
[SW7750] poe enable slot 3
# Set the overvoltage alarm threshold of AC input for the PoE PSUs to 264.0 V.
[SW7750] poe-power input-thresh upper 264.0
# Set the undervoltage alarm threshold of AC input for the PoE PSUs to 181.0 V.
[SW7750] poe-power input-thresh lower 181.0
# Set the overvoltage alarm threshold of DC output for the PoE PSUs to 55.0 V.
[SW7750] poe-power output-thresh upper 55.0
# Set the undervoltage alarm threshold of DC output for the PoE PSUs to 47.0 V.
[SW7750] poe-power output-thresh lower 47.0
Network