Facebook has fully deployed IPv6[0], with almost all of their internal traffic now IPv6. They actually ran out of private IPv4 space to use. IPv6 is here. If y

Facebook has fully deployed IPv6[0], with almost all of their internal traffic now IPv6. They actually ran out of private IPv4 space to use. IPv6 is here. If you're setting up a new service today without it you should be shot. [0] https://www.dropbox.com/s/doazzo5ygu3idna/WorldIPv6Congress-IPv6_LH%20v2.pdf https://www.dropbox.com/s/doazzo5ygu3idna/WorldIPv6Congress-...