A P P E N D I X A
Cisco EnergyWise and Catalyst 4500 Switches
For Catalyst 4500 switches running EnergyWise Phase 2 and later:
•For high availability
–To perform an ISSU downgrade from a Cisco IOS release supporting EnergyWise Phase 2 to an earlier software release that does not support EnergyWise, disable EnergyWise on the switch first.
–To perform an ISSU downgrade from a software release supporting EnergyWise Phase 2 to a release supporting EnergyWise Phase 1, disable EnergyWise on the switch first because of CLI compatibility issues between EnergyWise Phase 1 and EnergyWise Phase 2.
–To perform an ISSU downgrade from a Cisco IOS release supporting EnergyWise Phase 2 to an earlier release that does not support EnergyWise, you must remove the
–During an ISSU upgrade from a software release supporting EnergyWise Phase 1 to a release supporting EnergyWise Phase 2, the EnergyWise settings in the running configuration are updated. The switch sets the management password to the same domain password as in the energywise domain command. You must enter the copy
•For stateful switchover (SSO) mode
–On a redundant chassis operating in SSO mode, the energywise neighbor hostname
Note If your switch is running EnergyWise Phase 2, enter the no energywise domain global configuration command to disable EnergyWise before downgrading your software to a release supporting EnergyWise Phase 1.
For more information, see the “CLI Compatibility Issues” section in the “Managing Single Entities” chapter.
Cisco EnergyWise Configuration Guide
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