Shim6 vs PI addressing

David Barak thegameiam at
Wed Mar 1 17:05:17 UTC 2006

--- Joe Abley <jabley at> wrote:

> On 1-Mar-2006, at 11:22, David Barak wrote:
> > As far as I can tell, the whole reason for these
> > discussions is the insistence on the strict
> > PA-addressing model, with no ability to advertise
> PA
> > space to other providers.
> The whole reason for the strict PA-addressing model
> is concern over  
> whether open-slather on PI address space will result
> in an Internet  
> that will scale.

Is it easier to scale N routers, or scale 10000*N
hosts?  If we simply moved to an "everyone with an ASN
gets a /32" model, we'd have about 30,000 /32s.  It
would be a really long time before we had as many
routes in the table as we do today, let alone the
umpteen-bazillion routes which scare everyone so

> Joe
> (Failing miserably to keep quiet. Must try harder.)

(don't worry - you have content in these posts. 
content is always welcome...)

David Barak
Need Geek Rock?  Try The Franchise:

Do You Yahoo!?
Tired of spam?  Yahoo! Mail has the best spam protection around 

More information about the NANOG mailing list