/mcpcheck the Replication Status in the Database Summary page. If status shows 2, then replication is working. If replication is not working, restart the TFTP and Cisco CallManager services. 2 TFTP server unavailable - Either the IP address of the TFTP server configured in the Administrator Settings is incorrect or the TFTP server is not running. Verify that phone settings have the correct TFTP IP address and that the TFTP server is running. 3 File not found - The phone configuration file requested by the phone does not exist in the TFTP server. Verify that IP address provided in the Administration Setting for TFTP server is correct. Verify that the phone is configured in Unified CM Administration and the MAC address shown in Unified CM Administration matches the actual MAC address of the phone. If the phone is not configured in Unified CM Administration, configure the phone in Unified CM Administration and manually restart the phone from the administrator settings on the device itself. 4 Read error - The phone is unable to read the configuration file successfully. Collect the phone logs from the time of this alarm (review the steps in the Administration Guide for the appropriate 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 323/343