•
Disables PoE on all ports when the temperature exceeds the upper limit.
Disables PoE on all ports when the temperature drops below the lower limit.
Examples
# Disable PoE over-temperature protection.
<Sysname> system-view
[Sysname] undo poe temperature-protection enable
poe update
Use poe update to upgrade the PSE firmware when the device is operating.
Syntax
poe update { full | refresh } filename [ pse pse-id ]
Views
System view
Predefined user roles
network-admin
mdc-admin
Parameters
full: Upgrades the PSE firmware in full mode.
refresh: Upgrades the PSE firmware in refresh mode.
filename: Specifies the name of the upgrade file, a case-insensitive string of 1 to 64 characters. The
specified file must be in the root directory of the file system of the device.
pse pse-id: Specifies a PSE by its ID. If you do not specify a PSE, all PSEs are upgraded.
Usage guidelines
Only the default MDC supports this command.
You can upgrade the PSE firmware in service in either of the following modes:
•
Refresh mode—Updates the PSE firmware without deleting it. You can use the refresh mode
in most cases.
•
Full mode—Deletes the current PSE firmware and reloads a new one. Use the full mode if the
PSE firmware is damaged and you cannot execute any PoE commands.
Examples
# Upgrade the firmware of PSE 4 in service.
<Sysname> system-view
[Sysname] poe update refresh POE-168.bin pse 4
poe utilization-threshold
Use poe utilization-threshold to configure a power alarm threshold for the PSE.
Use undo poe utilization-threshold to restore the default power alarm threshold of the PSE.
Syntax
poe utilization-threshold value pse pse-id
undo poe utilization-threshold pse pse-id
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