We can perform manual synchronization of id’s in LDAP to Call manager, when data’s are not synced properly between the LDAP and CUCM servers and you are facing some id miss in CUCM which is already created in LDAP.
Step1: Login CUCM admin page.
Step2: Select system, then LDAP and select LDAP Directory.
Step3: Select perform full sync now to sync LDAP ID’s to CUCM manually.
Network Solutions 