When the Prerequisite Tool for 21.2.8 or later is downloaded from the NFA Windows OS System Recommendations and Requirements, it only contains a .txt file. Older versions included a .bat script file.
Release : NFA 21.2.x
To run this script, simply rename it to NFA-check.bat instead of NFA-check.txt. You'll need to run it from the command prompt with administrator permissions.
Then run "NFA-check -?" to get the Usage for the script:
NFA-check [-?] [-v] [-c] [-e] [-f [fname]]
Note that if multiple switches are specified, they must be in
the order shown. None of them are selected by default.
-? help Displays usage.
-v verbose Will echo information about its progress.
-c console Causes it to check for the prerequisites for a NFA
console or standalone. If not specified, only the
prerequisites for a collector will be checked.
-e enumerate Causes it to print out a list of the features or
other changes that are needed.
-f fix Causes it to generate a batch file which should
fix the problems it finds.
fname The name of the generated batch file. Defaults to
NFA-check -c -e
Lists the changes that are needed for a console.
NFA-check -v -f fix.bat
Generates fix script named 'fix.bat' for a collector,
Refer back to the documentation (Windows OS System Recommendations and Requirements) for additional information.