If you can choose a value for the option Phase 2 authentication, choose MSCHAPV2
In the Identity field enter your LABS domain username, in Password - your password. Leave the field Anonymous identity blank.
Click Connect. Your credentials will be saved and the connection will be established automatically.
If you have trouble connecting despite providing valid credentials, your account might have been automatically locked due to too many invalid login attempts. Wait 2 minutes or visit the Laboratories Staff and ask for your account to be unlocked.