"Check out my Facebook profile" It's their clever way of getting more users. joking aside, Facebook is somewhat unique in the peer to peer world in that it.
Login to Facebook as a different user from the same computer (which will be appreciated if you are a guest or are using a friend's computer!).
Leverage Facebook login credentials to register guests in NAC the right-panel Basic tab. For example, if the NAC Appliance to which users are connecting is.