To update my story on the KPN dongle (dongel). I just used it on this laptop and it worked out of the box. The only thing you need to remember is that you need to insert the stick before booting you machine. It will not work if you insert it afterwards. If you observe this rule it will just pop up in NetworkManager.
If it fails you get the dreaded:
ignoring due to lack of mobile broadband capabilties and it will not work in NetworkManager. You can