Setting environment system variables in a task sequence
One way to set a environment system variable during a MDT or SCCM Task Sequence is to use the SETX command. http://technet.microsoft.com/en-us/library/cc755104(v=ws.10).aspx This command SETX LLVAR TEST /M will set the variable LLVAR to the value TEST If we take a closer look at the System variables after this step,