Re: (multi6) Ease of re-numbering

[Brian E Carpenter <brian@hursley.ibm.com>]

Iljitsch van Beijnum wrote:
...
> What I want is for the host to use just the 32 bit IPv4 addresses. (The
> host then wouldn't even have to run IPv6.) So 1.2.3.4 sends a packet to
> 5.6.7.8 and a border router would turn that into a packet from
> 3ffe:ab::1.2.3.4 to 3ffe:cd::5.6.7.8. This way, only the border routers
> need to know the IPv6 prefixes and internal hosts can happily run IPv4 or
> IPv6 with IPv4 addresses without ever having to renumber.

Er, that can only work within a site; since we have run out of IPv4 addresses,
it can't cross the Internet in the general case. The general case requires
NAT-PT, and anyway you have not given the legacy hosts any benefit from
IPv6.

  Brian