The script for enabling FILESTREAM from the command line must be adjusted on lines 37 and 110 if being used for Denali CPT1. This modification entails changing
"\root\Microsoft\SqlServer\ComputerManagement10:FilestreamSettings='" to "\root\Microsoft\SqlServer\ComputerManagement11:FilestreamSettings='"
 
The script was obtained from
http://sqlsrvengine.codeplex.com/wikipage?title=FileStreamEnable&referringTitle=Home