OS_DEFAULT_DOMAIN must be an ID

Ghe Rivero · stevemar · commit 27a55fd79663 · 2016-08-01T15:31:00.000Z
Fix the documentation to indicate that the value
of OS_DEFAULT_DOMAIN must be the domain ID. A
domain name is not valid here

Change-Id: Id6d42aa10ef346fa5124ef841c5ce408e34d6424
diff --git a/doc/source/authentication.rst b/doc/source/authentication.rst
@@ -130,7 +130,7 @@ If using a domain as authorization scope, set either it's name or ID.
   * ``--os-domain-id`` or ``OS_DOMAIN_ID``
 
 Note that if the user and project share the same domain, then simply setting
-``os-default-domain`` or ``OS_DEFAULT_DOMAIN`` is sufficient.
+``--os-default-domain`` or ``OS_DEFAULT_DOMAIN`` to the domain ID is sufficient.
 
 Thus, a minimal set of environment variables would be:
 
