Hello,
I hope help to someone
https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-R2-and-2008/cc770764(v=ws.10)
cmdline hasto run in AsAdministrator
appcmd.exe not in path so haveto add path in cmdline
c:\Windows\System32\inetsrv\appcmd.exe