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Command Manual – PoE 
H3C S7500 Series Ethernet Switches 

Chapter 2  PoE PSU Supervision Configuration

 Commands

 

2-7 

Field 

Description 

Hard Version Info 

Hardware version information of the external PoE 
PSUs 

 

2.2  PoE PSU Supervision Configuration Commands 

2.2.1  poe-power input-thresh lower 

Syntax 

poe-power input-thresh lower

 

string

 

View 

System view 

Parameters 

string

: Undervoltage alarm threshold (in V) in the format of X.X. 

z

 

For 220 VAC input, it ranges from 176.0V to 264.0V 

z

 

For 110 VAC input, it ranges from 90.0V to 132.0V 

Description 

Use the 

poe-power input-thresh lower

 command to set the undervoltage alarm 

threshold of AC input for the external PoE PSUs. 

For 220 VAC input, the recommended value is 181.0 V; for 110 VAC input, the 

recommended value is 90.0 V.  

Examples 

# Set the undervoltage alarm threshold of AC input for the external PoE PSUs to 181.0 

V. 

<H3C> system-view 

System View: return to User View with Ctrl+Z. 

[H3C] poe-power input-thresh lower 181.0 

Set lower input-threshold power successfully! 

2.2.2  poe-power input-thresh upper 

Syntax 

poe-power input-thresh upper

 

string

 

View 

System view 

Summary of Contents for S7500 Series

Page 1: ...wer max value 1 12 1 1 12 poe power management 1 12 1 1 13 poe priority 1 13 1 1 14 poe upgrade 1 14 Chapter 2 PoE PSU Supervision Configuration Commands 2 1 2 1 PoE PSU Supervision Display Commands 2...

Page 2: ...on for details all Displays the PoE information of all the PoE ports on the switch Description Use the display poe interface command to view the PoE status of a specific port If the all keyword is spe...

Page 3: ...available power on the port Port current power The current power on the port Port average power The average power on the port Port peak power The peak power on the port Port current The current on the...

Page 4: ...atus PD searching Interface Ethernet3 0 30 power status PD searching Interface Ethernet3 0 31 power status PD searching Interface Ethernet3 0 32 power status PD searching Interface Ethernet3 0 33 powe...

Page 5: ...ent power 700 mw Interface Ethernet3 0 2 current power 0 mw Interface Ethernet3 0 3 current power 0 mw Interface Ethernet3 0 4 current power 0 mw Interface Ethernet3 0 5 current power 0 mw Interface E...

Page 6: ...nterface Ethernet3 0 35 current power 0 mw Interface Ethernet3 0 36 current power 0 mw Interface Ethernet3 0 37 current power 0 mw Interface Ethernet3 0 38 current power 0 mw Interface Ethernet3 0 39...

Page 7: ...0 Table 1 2 Description on the fields of the display poe powersupply command Field Description Power Model Identification of the PSU manufacturer Power manufacturer Name of the power manufacturer Powe...

Page 8: ...ue 700 W Power Average Value 475 W Software Version 290 Hardware Version 000 CPLD Version 000 Table 1 3 Description on the fields of the display poe pse command Field Description Power Current Value C...

Page 9: ...t command to enable the PoE feature on a board Use the undo poe enable slot command to disable the PoE feature on a board By default the PoE feature is disabled on a board Note z Before enabling the P...

Page 10: ...e board to perform PoE compatibility detection for the remote PDs Use the undo poe legacy slot command to disable PoE compatibility detection for the remote PDs By default PoE compatibility detection...

Page 11: ...ed by the current port Use the undo poe max power command to restore the maximum power supplied by the current port to the default value By default the maximum power that a port can supply is 15 400 m...

Page 12: ...ax power 400 slot 3 1 1 10 poe mode Syntax poe mode signal spare undo poe mode View Ethernet port view Parameters signal Supplies power through a signal cable spare Supplies power through a spare cabl...

Page 13: ...that this command works only when the power you specify is greater than the power that has been distributed to the boards Examples Set the maximum power output of the switch to 2 000 W H3C system vie...

Page 14: ...PD z manual mode When the switch is reaching its full load in supplying power externally and a new PD is added it will neither consider the priority nor make change to its original power supply status...

Page 15: ...SE in the refresh mode full Reloads the software to the PSE when there is no valid software in the PSE filename Upgrade file name with a length of 1 character to 63 characters Description Use the poe...

Page 16: ...de the processing software in the PSE online H3C system view System View return to User View with Ctrl Z H3C poe upgrade refresh 0400_001 S19 slot 2 This will update poe file on board 2 Continue Y N y...

Page 17: ...t state Syntax display poe power ac input state View Any view Parameters None Description Use the display poe power ac input state command to display the AC input state of the PoE power supply units P...

Page 18: ...is higher than the upper threshold Fuse Broken The fuse is broken AC input state of PoE PSU 1 Switch Off The switch is off 2 1 2 display poe power alarm Syntax display poe power alarm View Parameters...

Page 19: ...the error OUTERROR PSU output error No normal DC output from the PSU HIGHVOL Overvoltage on the PSU the PSU is shut down because of output overvoltage HIGHTEP It is overheated in the PSU FANERROR The...

Page 20: ...he upper threshold Fuse Broken The fuse is broken Switch Off The switch is off DC output state of the external PoE PSU Hardware Fault Hardware fails 2 1 4 display poe power dc output value Syntax disp...

Page 21: ...er switch state View Any view Parameters None Description Use the display poe power switch state command to display the number and current state of the AC power distribution switches in the external P...

Page 22: ...Average Value 1482 W Power Current Value 1502 W PSU Number 1 PSU 2 Rating Output Power 2500 W 220V 1250 W 110V Hard Version Info NP Series Table 2 5 Description on the fields of the display supervisio...

Page 23: ...s from 176 0V to 264 0V z For 110 VAC input it ranges from 90 0V to 132 0V Description Use the poe power input thresh lower command to set the undervoltage alarm threshold of AC input for the external...

Page 24: ...he external PoE PSUs to 264 0 V H3C system view System View return to User View with Ctrl Z H3C poe power input thresh upper 264 0 Set upper input threshold power successfully 2 2 3 poe power output t...

Page 25: ...volts 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 eith...

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