I am trying authenticate zimbra 2FA deployment in multi domain setup where user name firstname.lastname@example.org.
I got setup in zimbra external authentication filter as
and in configuration interface I used predefined fields for uid=%u and all users show up no issues, but log in not working zimbra give this error
SoapEngine - handler exception: authentication failed for [email@example.com], external LDAP auth failed, LDAP error: - unable to ldap authenticate: Invalid user.
Any help thank you