There is no trap when the power supply of a NAC appliance fails??
I'd also like to support Michael on this: Isn't this one of the main reasons for Network Management?!
Some customers fear that their users export their smartphone certificates and install them unto their own devices to get full access to the network. Solution today is to implement non-exportable certificates, so no 802.1X for smartphones (or similar)...
This should be a matter of course. When the RADIUS server certificate expires, all .1X authentication fails. Imagine the severity of that trap.
Right now my customers are solving this issue by saving the date in Outlook (or similar) and are not hap...