Displaying The Operating State Of Fans - HP FlexFabric 12500E Installation Manual

The hardware-failure-protection aggregation and hardware-failure-protection auto-down commands
do not take effect on an interface in the following cases:
Loopback testing is enabled (using the loopback { external | internal } command).
•
The interface is forcibly brought up (using the port up-mode command).
•
The interface is a physical IRF port. For more information about physical IRF ports, see HP FlexFabric
•
12500 and 12500E Routing Switch Series Virtualization Configuration Guide.
An interface shut down for hardware failure protection is in Protect DOWN state. You can use the display
interface command to view the status. To restore the interface to UP state, execute the undo shutdown
command.
For a card that is isolated or forbidden to load software for hardware failure protection, you can remove
it and then reinstall it to restore it to operating state.
To view
hardware-failure-detection command.

Displaying the operating state of fans

Use the display fan command to display the operating state of fans on your switch.
# Display detailed information about all fans on the switch.
<Sysname> display fan
Fan-tray state on chassis 0:
Fan-tray 1
Fan-tray 2
<Sysname> display fan verbose
Fan-tray verbose state on chassis 0:
Fan-tray 1:
Software version: 300
Hardware version: Ver.A
Fan number: 7
Temperature: 28 ℃
High temperature alarm threshold: 60 ℃
Low speed alarm threshold: 30 %
Fan Status
--- ----------
1 normal
2 normal
3 normal
4 normal
5 normal
6 normal
7 normal
Fan-tray 2:
Software version: 300
Hardware version: Ver.A
Fan number: 7
hardware failure
state: Normal
state: Normal
Speed(%)
----------
30 %
30 %
65 %
65 %
40 %
40 %
40 %
detection and protection
63
information, use the display