Extreme Networks

hi , I have to configure "mac authentication" on extreme summit 670 or 440 or 460, I have available, both NAC - IA-A-20 and netsight with policy manager, Where do I need to configure mac authentication? on the nac add the switches and then apply t...

autonegotiation problem on X440-48t-10G hi, my problem is the tuning speed and mode on ports for old pc , this client works fine on old switch A2H124-48, when I try to connected same client on new sw (X440-48t-10G), the connection not work!!! the le...