About Environmental Monitoring - Cisco Catalyst 4500 Series Configuration Manual

Environmental Monitoring and Power
Management
Before reading this chapter, read the "Preparing for Installation" section of the
Note
Catalyst 4500 Series Installation Guide. It is important to ensure that your installation site has enough
power and cooling to accommodate the additional electrical load and heat introduced by Power over
Ethernet (PoE).
This chapter describes power management and environmental monitoring features in the Catalyst 4500
series switches. It provides guidelines, procedures, and configuration examples.
This chapter consists of the following major sections:
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•
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Note For complete syntax and usage information for the switch commands used in this chapter, first look at
the Cisco Catalyst 4500 Series Switch Command Reference and related publications at this location:
http://www.cisco.com/en/US/products/hw/switches/ps4324/index.html
If the command is not found in the Catalyst 4500 Series Switch Command Reference, it will be found in
the larger Cisco IOS library. Refer to the Cisco IOS Command Reference and related publications at this
location:
http://www.cisco.com/en/US/products/ps6350/index.html

About Environmental Monitoring

This section contains the following subsections:
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OL-25340-01
About Environmental Monitoring, page 12-1
Power Management, page 12-6
IEEE 802.3az Energy Efficient Ethernet, page 12-20
Using CLI Commands to Monitor your Environment, page 12-2
Displaying Environment Conditions, page 12-2
Emergency Actions, page 12-4
C H A P T E R
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
12
12-1