Just added an item to the MultiPoint wiki
Needed hotfixes
The SBS blog has posted regarding a needed hotfix that ensure that RDP connections will not be dropped.
http://blogs.technet.com/b/sbs/archive/2011/10/21/your-remote-desktop-connection-to-a-windows-multipoint-server-2011-or-a-windows-server-2008-r2-server-may-disconnect-on-a-regular-basis.aspx
While this will be included in an upcoming service pack for Windows, I’d urge you to get it installed. It has been tested by various community members and the Multipoint team and is safe to install.