3Com Switch 7750 Configuration Guide Guide

PoE Configuration 661
port priority. Note that the switch can compare only the priority of ports on the
same board.
PoE Configuration
PoE Configuration Tasks
Configuring the PoE
Feature of a Switch
n
When setting the maximum PoE power supplied by the switch with the poe
power max-value command, you must set it to a value greater than the total
power that has been distributed to the boards. Otherwise, this command cannot
be executed successfully. The maximum power that a switch can supply ranges
from 37 W to 2,400 W.
Configuring the PoE
Feature of a
PoE-enabled Board
Table 520 PoE configuration tasks
Operation Description Related section
Configure the PoE feature of
a switch
Required
“Configuring the PoE Feature
of a Switch”
Configure the PoE feature of
a PoE-enabled board
Required
“Configuring the PoE Feature
of a PoE-enabled Board”
Configure the PoE feature of
a PoE port
Required
“Setting the PoE Feature of a
PoE Port”
Upgrade the PSE processing
software online
Optional
“Upgrading the PSE
Processing Software Online”
Table 521 Configure the PoE feature on a port
Operation Command Description
Enter system view system-view -
Configure the maximum PoE
power that a switch can
supply
poe power max-value
max-value
Optional
By default, the maximum PoE
power that a switch can
supply is 2,400 W.
Table 522 Configure the PoE feature of a PoE-enabled board
Operation Command Description
Enter system view system-view -
Set the PoE management
mode of the switch
poe power-management {
auto | manual } slot
slot-number
Optional
By default, the switch
manages PoE in the manual
mode.
Enable the PoE feature of the
board
poe enable slot slot-number
Optional
By default, the PoE feature is
disabled on a board.
Set the maximum power that
the board can supply
poe max-power max-power
slot slot-number
Optional
By default, a board provides
up to 37W of power.
Enable the compatibility
detection feature for remote
PDs of the board
poe legacy enable slot
slot-number
Optional
By default, compatibility
detection is disabled for PDs.