6to4: Easing the IPv6 transition

With the exhaustion of IPv4 address space looming sometime in 2012; probably earlier rather than later, it makes sense to ease on into IPv6 land. ¬†Without straying into tunnel broking and endpoint shenanigans 6to4 is a method of wrapping up IPv6 inside of IPv4. 6to4 performs three functions: Allocates an IPv6 address block to any […]