Specifications

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Cisco ME 3400 Ethernet Access Switch Command Reference
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Chapter 2 Cisco ME 3400 Ethernet Access Switch Cisco IOS Commands
power-supply dual
power-supply dual
Use the power-supply dual global configuration command to enable power supply alarm indications
(LED state, MIB state, and MIB traps) when a power supply on an ME 3400-12CS switch is not
providing power. Use the no form of this command when running the switch on a single power supply
to suppress the power-supply alarm for the second power supply.
power-supply dual
no power-supply dual
Note This command is visible only on the Cisco ME 3400G-12CS switches.
Syntax Description This command has no arguments or keywords.
Defaults The default is that the switch sends power-supply alarm indications when either power supply is not
supplying power.
Command Modes Global configuration
Command History
Usage Guidelines Only the Cisco ME 3400-12CS switches support dual power supplies.
When you enter the no power-supply dual command and two power supplies are operating, alarms are
suppressed on power supply 2. When one power supply is operating, alarms are suppressed for the power
supply that is not providing power.
Examples This example shows how to suppress power-supply alarm indications for the second power supply and
verify the configuration:
Switch(config)# no power-supply dual
Switch(config)# end
Switch# show env power
POWER SUPPLY 1 is OK
POWER SUPPLY 2 is Alarm disabled
You can display the power-supply alarm status by entering the show env all or show env power
privileged EXEC commands.
Release Modification
12.2(25)SEG1 This command was introduced.