[rrg] NANOG44 session on current IP address challenges

[Lixia Zhang]

On Oct 20, 2008, at 5:54 PM, Tony Li wrote:

> |> Your talk asked
> |> "13 years have passed
> |> How well does the above
> |> still apply/not apply today?"
> |>
> |> I fear that the answer is 100%. Was there any clear outcome from
> |> the discussion?
> |
> |Van said NAT was a bad idea and urged people to not use it as a
> |solution.
>
>
> Yet, what other solutions are there?  13 years have passed and  
> renumbering
> is still verboten.  13 years have passed and the only possible  
> solutions
> that we have in hand all are either a form of NAT or incorporate NAT.
>
> The only alternative is to perform the brain surgery on the  
> architecture to
> allow dynamic renumbering, and no one wants to bite that off either.
>
> Our choices are to NAT or renumber, and we seem unwilling to choose  
> either.

I would like to add another solution, map-and-encap (without  
renumber), which
seems holding best promise to me.

Lixia