http://blogs.technet.com/b/jlosey/archive/2012/02/23/what-is-2002-836b-0f1e-836b-0f1e-and-why-am-i-seeing-it.aspx(NOTE: IP Addresses changed to protect the innocent) I was onsite with a customer recently who asked me a question: “What is 2002:836b:0F1E::836b:0F1E and why am I seeing it?” I explained that this is a 6to4 address and is automatically assigned to theen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)