The link you provided goes to the 2008 R2 version. Here's the 2012 version: http://msdn.microsoft.com/en-us/library/gg638709.aspx/css. However, it doesn't add much infomation as far as I can see.

I don't know your storage solution, but we connect our database servers to the SAN via iSCSI which SQL Server sees as local disks.