Is there a command line command for verifying what version of .NET is installed

Question

I have set of scripts for doing scripted installs. You can use the scripts on any server 2008 machine. However, I need to check if .NET 3.5 has been installed (before the

Answer 1

REM Search for the CONFIG file, if this doesn't exit then the user doesn't have the .Net framework 2.0 `

SET FileName=%windir%\Microsoft.NET\Framework\v2.0.50727\CONFIG
IF EXIST %FileName% GOTO INSTALL_DIALER
ECHO.You currently do not have the Microsoft(c) .NET Framework 2.0 installed.