To enabled Easy Print via RDC on Windows Server 2008, you must install Remote Desktop Services:
Go to Server Manager,
Roles,
Add Role,
Enable Remote Desktop Services
For more information, please see the following article:
http://technet.microsoft.com/en-us/library/cc753853%28WS.10%29.aspxArticle ID: 34, Created On: 6/8/2011, Modified: 10/20/2011