Update 3/31/2016 – PBIS doesn’t work well as of late and this method has been superceded by this article here: http://www.kiloroot.com/add-ubuntu-14-04-server-or-desktop-to-microsoft-active-directory-domain-login-to-unity-with-domain-credentials/ Update 5/18/2014 – I created scripts to automate 90% of this process. I still recommend you read this post before just jumping in and using the scripts so that you know what exactly it … Continue reading Add Ubuntu 14.04 LTS Server to a Windows Active Directory Domain – Fullest Integration