There are some restrictions in changing the CCMAdmin and the SQLSvc passwords of the Cisco CallManager. Changing these passwords impacts the database replication within the cluster.
If the passwords for the CCMAdmin and SQLSvc passwords need to be changed, the same passwords must be used in all the servers within the cluster. However, the password for the Windows Administrator account can be changed independently on each Cisco CallManager.
To change the CCMAdmin account password, perform these steps: