Reference Guide

GigabitEthernet 5/0-1,5-6,10-11,15,17,19,21
ICMP packet debugging is on for
GigabitEthernet 5/0,2,4,6,8,10,12,14,16
FTOS#
show environment
View S-Series and Z-Series system component status (for example, temperature or voltage).
S4820T
Syntax
show environment [all | fan | stack-unit unit-id | pem]
Parameters
all Enter the keyword all to view all components.
fan Enter the keyword fan to view information on the fans. The output of
this command is chassis dependent.
stack-unit unit-id Enter the keyword stack-unit then the unit-id to display
information on a specific stack member. The range is from 0 to 1.
pem Enter the keyword pem to view only information on power entry
modules.
Command Modes
• EXEC
• EXEC Privildge
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.12.0 Introduced on the S4810.
Version 8.3.11.1 Introduced on the Z9000.
Version 7.8.1.0 The output of the show environment fan command for the S-
Series is changed to display fan speeds instead of showing the fan
status as up or down.
Version 7.6.1.0 Introduced for the S-Series. S-Series options and output differ from
the C-Series/E-Series version.
Usage
Information
The following example shows the output of the show environment fan command as it
appears prior to FTOS version 7.8.1.0.
Example (all)
FTOS#show environment all
-- Fan Status --
-------------------------------------------
Unit TrayStatus Fan0 Fan1 Fan2 Fan3 Fan4 Fan5
113