On Fri, Oct 25, 2013 at 10:52:49AM +0300, Vladimir Litovka wrote:
> Brief Summary
>
> The Mapping of Address and Port (MAP) technology provides a high-performance
> solution to carrying IPv4 traffic over an IPv6-only network. MAP comprises two
> variants: MAP-E (Encapsulation mode) transports IPv4 packets by encapsulating
> the IPv4 packet inside an IPv6 packet. MAP-T (Translation mode) transports IPv4
> packets by encoding their IPv4 addresses inside the IPv6 addresses and carries
> the IPv4 payload directly.

Дурной вопрос - а что, mpls на этих ipv6-only сетях им. Cisco не работает ?
Overhead чуть-ли не на порядок меньше...

--
In theory, there is no difference between theory and practice.
But, in practice, there is.