Dell Catalyst 3130 Command Reference Manual page 837

Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands
Examples This example sets 15 as the difference between the yellow and red thresholds:
Switch(config)# system env temperature threshold yellow 15
Switch(config)#
Related Commands Command
show env
OL-12248-03
Description
temperature status Displays the temperature status and threshold levels.
system env temperature threshold yellow
Cisco Catalyst Blade Switch 3120 for HP Command Reference
2-807