3Com E4500-24 Cli Configuration Manual page 596

Network diagram
Figure 1-1 Network diagram for PoE
Configuration procedure
# Upgrade the PSE processing software online.
<SwitchA> system-view
[SwitchA] poe update refresh 0290_021.s19
# Enable the PoE feature on Ethernet 1/0/1, and set the PoE maximum output power of Ethernet 1/0/1
to 12,000 mW.
[SwitchA] interface Ethernet 1/0/1
[SwitchA-Ethernet1/0/1] poe enable
[SwitchA-Ethernet1/0/1] poe max-power 12000
[SwitchA-Ethernet1/0/1] quit
# Enable the PoE feature on Ethernet 1/0/2, and set the PoE maximum output power of Ethernet 1/0/2
to 2500 mW.
[SwitchA] interface Ethernet 1/0/2
[SwitchA-Ethernet1/0/2] poe enable
[SwitchA-Ethernet1/0/2] poe max-power 2500
[SwitchA-Ethernet1/0/2] quit
# Enable the PoE feature on Ethernet 1/0/8, and set the PoE priority of Ethernet 1/0/8 to critical.
[SwitchA] interface Ethernet 1/0/8
[SwitchA-Ethernet1/0/8] poe enable
[SwitchA-Ethernet1/0/8] poe priority critical
[SwitchA-Ethernet1/0/8] quit
# Set the PoE management mode on the switch to auto (it is the default mode, so this step can be
omitted).
[SwitchA] poe power-management auto
# Enable the PD compatibility detect of the switch to allow the switch to supply power to the devices
noncompliant with the 802.3af standard.
[SwitchA] poe legacy enable
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