IIS is installed trough Server Manager and under Roles.

Select IIS and push next!

Push next!

Install IIS 6 Management Compatibility

And install also Application Development

Finally install IIS

Now create a Application pool and name it AiolosAppPool

Set it to use .NET Framework 4, and set “Managed pipeline mode” to Classic

Following settings (in bold) should be verified to be set like below in the newly created AppPool.

Set rights in ISAPI and CGI Restrictions for .NET Framework 4 to Allowed