Then in file (2) above, you specify your institutional AD parameters. You can copy these parameters from any other internal system where AD auth is working. You basically need the values for the parameters below.
authentication-ldap.autoregister = true
authentication-ldap.provider_url = ldap://127.0.0.1/
authentication-ldap.id_field = sAMAccountName
authentication-ldap.object_context = DC=readers group\,DC=uofdata\,DC=edu
authentication-ldap.search_context = DC=readers group\,DC=uofdata\,DC=edu
authentication-ldap.email_field = tmailer
authentication-ldap.surname_field = dvc
authentication-ldap.givenname_field = givenName
authentication-ldap.login.specialgroup = Readers
authentication-ldap.search_scope = 2
authentication-ldap.search.user = CN=binduser
authentication-ldap.search.password = secret
authentication-ldap.netid_email_domain = @telaviv.is.zb