How to install ASP.NET v1.1 with IIS7 on Windows 2008 x64

We are migrating from Windows 2003 running IIS6 to Windows 2008 running IIS7. Unfortunately, we have a lot of websites running on the .NET 1.1 framework. The following article has great step-by-step instructions for getting 1.1 running on IIS7:

http://blogs.iis.net/bills/archive/2008/06/02/installing-asp-net-1-1-with-iis7-on-vista-and-windows-2008.aspx

What has been extremely frustrating is the fact that I could not create an application pool and assign it (via the IIS7 manager) to run the 1.1 framework. There was no v1.1 option in the drop-down menu. [ Read more ยป ]