/mcpan unexpected time and Unified CM no longer had the requested information in memory. The device will automatically attempt to register again. If this alarm occurs again, manually reset the device. If this alarm continues to occur after the manual reset, there may be an internal firmware error. Collect existing SDI and SDL traces and contact the Cisco Technical Assistance Center (TAC). 26 InvalidCapabilities - (SCCP only) Unified CM detected an error in the updated media capabilities reported in one of the StationUpdateCapabilities messages sent by the device. The device will automatically attempt to register again. If this alarm occurs again, manually reset the device. If this alarm continues to occur after the manual reset, there may be a protocol error. Collect existing SDI and SDL traces and contact the Cisco Technical Assistance Center (TAC). 28 FallbackInitiated - The device has initiated a fallback and will automatically re-register to a higher-priority Unified CM. No action is necessary. Enum Definitions - IPAddrAttributes Value Definition 0 Unknown - The device has not indicated what this IPv4 address is used for 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 205/343