Is it possible to bring up the Softwareupdate based Clientinstallation to SP1 CU1? Or is the only way for new clients to install the SP1 via WSUS and then update to SP1-CU1 via SCCM in a second step? The Properties Windows of Softwareupdate based Clientinstallation offers only the old SP1 (5.00.7804.1000) version. Deploying of the SP1-CU1 package works...