3Com Switch 4500 26-Port User Manual

PoE Configuration 77
Upgrading the PSE
Processing Software
Online
The online upgrading of PSE processing software can update the processing
software or repair the software if it is damaged. After upgrading files are
downloaded, you can use the following command to perform online upgrading
on the PSE processing software.
Perform the following configuration in system view.
Tab le 73 Upgrading PSE Processing Software Online
Upgrading in Refresh Mode
Normally, the online upgrading of PSE processing software should be done in
refresh mode.
Upgrading in Full Mode
■ When the upgrading procedure in refresh mode is interrupted for some
unexpected reason (for example, power-off) or some error occur, you can use
the
full mode to re-upgrade.
■ When the PSE processing software is damaged (that is, all the PoE commands
cannot be successfully executed), you can use the
full mode to upgrade and
restore the software.
Displaying PoE
Information
After the above configuration, execute the display command in any view to see
the operation of the PoE feature on the switch and verify the effect of the
configuration.
Tab le 74 PoE Information Display
For more information on the parameters, refer to the Command Reference Guide.
Configuration Example Networking Requirements
The Ethernet1/0/1 and Ethernet1/0/2 ports of the Switch 4500 PWR are connected
with a PD and an access point (AP) respectively.
The Ethernet1/0/24 port is intended to be connected with an AP. The PSE
processing software of the Switch 4500 PWR should be first upgraded online. The
remotely accessed PDs should be powered by the Switch 4500 PWR. The power
consumption of the AP that has already been connected with Ethernet1/0/2 is
2500 mW, and the power consumption of the PSU is 12000 mW. This is required
Operation Command
Update PSE Processing Software poe update full
Refresh PSE Processing Software poe update refresh
Operation Command
Display the PoE status of a specific port or all
ports on the Switch
display poe interface [
interface-name | interface-type |
interface-num ]
Display the PoE power information of a specific
port or all ports on the Switch
display poe interface power [
interface-name | interface-type |
interface-num ]
Display the PSE parameters display poe powersupply

3Com Switch 4500 26-Port Specifications

General

Brand	3Com
Model	Switch 4500 26-Port
Category	Switch
Language	English