Refer to the Examples for the show chassis, show command-
history, and show cpu-traffic-stats commands for a
comparison of output.
linecard Enter the keyword linecard to view only information on line cards.
linecard-voltage Enter the keyword linecard-voltage to view line card voltage
information.
PEM Enter the keyword pem to view only information on power entry
modules.
RPM Enter the keyword rpm to view only information on RPMs.
SFM Enter the keyword sfm to view only information on SFMs.
NOTE: This option is supported on the E-Series only.
Command Modes
• EXEC
• EXEC Privildge
Command History
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.8.1.0 Added temperature information for the C-Series fans (refer to the last
example.)
Version 7.5.1.0 Introduced on the C-Series.
E-Series Original command.
Usage
Information
Fan speed is controlled by temperatures measured at the sensor located on the fan itself. The
fan temperatures shown with this command may not accurately reflect the temperature and
fan speed. For fan speed and temperature information, refer to your hardware installation
guide.
Example (E1200)
FTOS#show environment
-- Fan Status --
Tray Status Temp Volt Speed PEM0 PEM1 Fan1 Fan2 Fan3
-----------------------------------------------------
0 up < 50C 12-16V low/2100-2700 RPM up up up up up
1 up < 50C 12-16V low/2100-2700 RPM up up up up up
2 up < 50C 12-16V low/2100-2700 RPM up up up up up
3 up < 50C 12-16V low/2100-2700 RPM up up up up up
4 up < 50C 16-20V med/2700-3200 RPM up up up up up
5 up < 50C 12-16V low/2100-2700 RPM up up up up up
-- Power Entry Modules --
Bay Status
-----------------------------------------------------
0 absent or down
1 up
-- Line Card Environment Status --
Slot Status Temp PEM0 PEM1 Voltage
------------------------------------------------------
0 not present
1 not present
2 not present
3 not present
4 not present
143
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