Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 2.0.50727; .NET CLR 1.1.4322)
In web server log file, last field contains above information i.e. user agent. But here .NET CLR 2.0.50727; .NET CLR 1.1.4322
mentioned 2 version. From which version the web user has requested the web page? Why 2 version of .NET are mentioned here?