Enable IIS7 PowerShell snapin in PowerShell session

Installation: http://learn.iis.net/page.aspx/429/installing-the-iis-70-powershell-snap-in
Set-ExecutionPolicy -ExecutionPolicy RemoteSigned
Import-Module webadministration | Out-Null
Get-Website

http://www.iisworkstation.com/2009/06/troubleshooting-iis-powershell-module.html


P.S. PowerShell is installed by default on Windows Server 2008 R2