Cisco IE-3000-8TC Command Reference - Page 301
power-supply dual, alarm facility power-supply, show alarm settings
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Chapter 2 IE 3000 Switch Cisco IOS Commands power-supply dual power-supply dual Use the power-supply dual global configuration command to set the dual power-supply mode of operation. Use the no form of this command to return to the default single power-supply mode. power-supply dual no power-supply dual Syntax Description This command has no arguments or keywords. Defaults By default, the system operates in single-power mode. Command Modes Global configuration Command History Release 12.2(44)EX Modification This command was introduced. Usage Guidelines The switch has two DC power inputs. When the switch is connected to a second DC input and put in dual power-supply mode, the second power supply provides power to the switch if the primary supply fails. When the switch is in dual power-supply mode, you can use the alarm facility power-supply global configuration command to set alarm options. You can use the show facility-alarm status user EXEC command to monitor for a missing or failed primary power supply. Examples This example shows how to set the switch in a dual power-supply mode: Switch(config)# power-supply dual Related Commands Command alarm facility power-supply show alarm settings Description Sets the switch to monitor for a missing or failed power supply and sets the alarm options. Displays environmental alarm settings and options. OL-13019-01 Cisco IE 3000 Switch Command Reference 2-275