The moment I turn on dot1x on the GUI of the printer, I end up losing connectivity to the printer (ping starts to drop) and also on the switch get the "No sessions match supplied criteria". Were you able to resolve this issue? Any pointers would be h...

THANK YOU so much for the pointers! I was going thru the same problem and the fix that worked for me was to change the priority on the switch port: authentication order mab dot1xauthentication priority mab dot1x instead of : authentication order  dot...