This is a fix for OS X Mavericks
If you're reading this then there really are only three options to why you would be reading this:
If you're one of the last two, you're in luck! If you're the first one, just hang around for awhile. You might not know what Hyperboria is, so let me give you a few links to view!
Now that we have that out of the way, let's just get right to it and solve this problem! It doesn't matter if you do this before or after you install cjdns. Hell, even if cjdns is already running, this will fix it for you.
Open up your System Preferences
Go to Network
Configure IPv6 from
Fill in details like so:
Hit OK and then Apply