Summary:

1. Enable User Directory (Global Properties) 

2. Create an Account Unit (a bridge from CP to AD)

3. Create LDAP Group (connection to Account Unit, "Hey account unit, I am going to use you.")

Details:

1. Enable User Directory (Global Properties) 

Create a host object to represent AD server

Create a user in AD server

2. Create an Account Unit

Login DN: cn=administrator,cn=users,dc=techcanbefunlab,dc=com

3. Create a LDAP Group