Connect to eduroam on your mac
Wireless network on Mac OS X El Capitan (10.11)
Press the Wi-Fi icon from the menu bar and choose Join Other Network.
Type eduroam manually and choose WPA2 Enterprise from the drop down menu. Type in your username and password. Students use email@example.com while employees use firstname.lastname@example.org
If prompted to verify certificate, choose Show Certificate and make sure Always trust "radius.nhh.no" is checked. Press continue. You may be prompted to type in your Mac password.