Where is the Create New Connection button in the Connections panel in IIS 8?
Install this:
http://www.microsoft.com/web/gallery/install.aspx?appsxml=&appid=RemoteManager%3bRemoteManager
Add a "Create New Connection" button to IIS manager.
Link in the accepted answer is broken.
What it seems to refer to is:
IIS Manager for Remote Administration which fixed it for me.