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The following instructions apply for Apple's OS X El Capitan (10.11), Yosemite, (10.10), Mavericks (10.9), Mountain Lion (10.8), and Lion (10.7). The self-installer is very quick and easy-to-follow.

 DescriptionDetail
1On your OS X device, verify Wi-Fi is turned On, and you must be within Berkeley Lab's eduroam network. 
2

Open a browser and navigate to https://cat.eduroam.org.

Download the Lawrence Berkeley National Laboratory eduroam CAT installer by clicking on the blue button that has the text, "eduroam user: download your eduroam installer".

3A window will auto-detect your home institution. Choose "Lawrence Berkeley National Laboratory".
4The website will auto-detect the correct version of the CAT installer. The blue button should reflect your computer's OS X version (in this case, El Capitan). Click the blue button.
5A file named something similar to "eduroam-OS_X-LBNL.mobileconfig" will download. Open that file by clicking on it.
6Click Continue.
7Enter your LDAP username and password. You will also have a chance to enter this information later. Click Install.
8Acknowledge the legal text by clicking Install.
9Enter your Apple ID and password.
10Your profile now includes root certificates for authentication.
11Now, you may connect to eduroam network. On the upper-right corner, click the Wi-Fi icon. Click on the detected eduroam listing.

12If you have connected successfully, you will see a checkmark next to the "eduroam" listing.