Use the instanceConfigMode to associate a ProxyPortlet instance with a specific producer-offered portlet on which it relies for its markup, and to view the PortletDescription corresponding to any of the portlets in the list available for association.
The instanceConfig user interface displays a list of added portlets is displayed, grouped by producer. An administrator can associate the current ProxyPortlet instance with any portlet in the list, or view the portlet’s PortletDescription.
