3com 8807 User Guide

[SW8800] poe-power output-thresh upper 57.0 

# Set the undervoltage alarm threshold of DC output for the PoE PSUs to 45.0 V.

[SW8800] poe-power output-thresh lower 45.0 

# Display the DC output state of the PoE PSUs.

[SW8800] display poe-power dc-output state 

# Display the DC output voltage/current values of the PoE PSUs.

[SW8800] display poe-power dc-output value 

After completing the above configurations, you can execute the display 
command in any view to query the PoE state of the switch. Then you can view the 
display output to check the effect of these configurations.

For details about display output, refer to the Command Manual.

■

Insert a PoE-capable card into slot 3 of the Switch 8800 Family series routing 
switch.

■

Connect GigabitEthernet3/1/1 to GigabitEthernet3/1/48 to IP phones.

■

Set the AC input and DC output alarm thresholds to appropriate values.

Table 673   Display PoE supervision information

1 

Display the basic 
information about the PoE 
PSUs. 

display 
supervision-module 
information 

You can execute this 
command in any view. 

2 

Display detailed alarm 
information about the PoE 
PSUs. 

display poe-power alarm 

You can execute this 
command in any view. 

3 

Display the number and 
current state of AC power 
distribution switches of the 
PSUs. 

display poe-power switch 
state 

You can execute this 
command in any view.