Configuring Macintosh 10X or higher for 802.1x Wireless
Click the Apple icon (aka System Preferences) near the bottom of the screen:

You will now see that the ‘AirPort’ icon is turned on:

Click
‘File’, Select
‘New’, and Choose
‘802.1x’
(Notice the 802.1x icon):

Enter
‘username’ and
‘password’
Select
‘UTMBi’
Click
‘Connect’:

Click
‘Accept all’:

Notice the Status below (indicates wireless connectivity):

The radio waves turn blue (wireless signal strength meter) once there is wireless connectivity: