Depending on the environment, there are different reasons that the
user authentication against Kerio Connect fails.
BACKGROUND: When the user synchronization is using the Kerio API, the
user authentication is performed against Kerio's IMAP server. When ...
PROBLEM: You cannot synchronize with a generic LDAP server even though
the parameters are entered correctly in MailStore Server. Instead, the
following error message is shown:
_MailStore Server was unable to retrieve a list of users from
Directory Service...
