This post will describe the general problem in having embedded devices in your network. Mitigation techniques and work-arounds will be shown how to reduce the risk introduced by them.
But to make it more interesting listen to this while reading.
So it all started with a network pen test which was like hiking in a rainforest and seeing all those weird animals and human-eating flowers that live there. All these creatures in the network were different very exotic embedded devices. They were really interesting as well as very much vulnerable.