/mcpDevice Configuration window in Unified CM Administration, in the EnergyWise Secret field 3 NoEnergyWiseSecret - The EnergyWise secret (password) has not been configured on this device. An EnergyWise secret is always required for the Power Save Plus feature even when the Allow EnergyWise Overrides check box is not checked. Specify an EnergyWise secret on the Device Configuration window in Unified CM Administration, in the EnergyWise Secret field 4 NoEnergyWiseSwitch - The device is not attached to a switch that has EnergyWise enabled. This can occur if the device is attached to a Cisco switch but EnergyWise has not been enabled or if the EnergyWise-enabled switch is running a Cisco IOS version that is incompatible with the Power Save Plus feature. Verify that the device is attached to a Cisco switch that has EnergyWise enabled and that the version of the IOS software that the switch is running includes support for the EnergyWise/Power Save Plus feature 5 PSPRejected - The EnergyWise-enabled switch refused to allow the device to enter Power Save Plus. Verify that the version of the IOS software that the switch is running includes support for the EnergyWise/Power Save 5/24/26, 3:34 AM System Error Messages for Cisco Unified Communications Manager 15 - Cisco https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/err_msgs/15_x/ccmalarms15.html 325/343