On Wed, May 31, 2006 at 01:10:12PM -0400, Manfredi, Albert E wrote:
> Not sure if this is the right wg for this idea, or for that matter if
> I'm suggesting anything new.
[...]
> Wouldn't it be nice if we could have NAPT without the TCP/UDP Port ID
> trick?
You're reinventing source routing.
[...]
> To enable this, one could assign an option in the IP header,
> conceptually similar to the source routing option. So at the end of the
> standard IP header would be appended the source and destination private
> IP addresses from behind the NAT. Dynamic DNS can be augmented to
> include this information. And note that the private IP addresses behind
> any given NAT can be reused by other NATs at will, just as they are now.
> DHCP would also work just as it does now in NAPT.
Okay... you even know that you're reinventing source routing. Adding the
information to DNS might have been a great idea 20 years ago - nowadays
we're switching to IPv6 which has 128 bits end-to-end.
-is
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