When configuring LDAP or LDAPS with a global catalog, the connection fails with the following error:
There was a problem processing your request.
Test connection failed. One or more directory connections is incorrect.
An invalid or incorrect certificate is configured or the wrong port numbers are defined.
Please see the article on how to obtain and install the Windows rootCA certificate from a domain controller to use for LDAPS and secure identity source over port 636
Use ports 389 for a domain controller (e. g., ldap://<fqdn
> or ldap://<fqdn
>:389) or 3268 for a global catalog (e. g., ldap://<fqdn
Use ports 636 for a domain controller (e. g., ldaps://<fqdn> or ldaps://<fqdn>:636) or 3269 for a global catalog (e. g., ldap://<fqdn>:3269).