IPv6 end user addressing

Thu Aug 11 12:41:04 UTC 2011

Owen wrote:

> -----Original Message-----
> From: Owen DeLong [mailto:owen at delong.com]
> Sent: Wednesday, August 10, 2011 9:58 PM
> To: William Herrin
> Cc: nanog at nanog.org
> Subject: Re: IPv6 end user addressing
> 
> 
> On Aug 10, 2011, at 6:46 PM, William Herrin wrote:
> 
> > On Wed, Aug 10, 2011 at 9:32 PM, Owen DeLong <owen at delong.com>
wrote:
> >>> Someday, I expect the pantry to have a barcode reader on it
> connected back
> >>> a computer setup for the kitchen someday.  Most of us already use
> barcode
> >>> readers when we shop so its not a big step to home use.
> >>
> >> Nah... That's short-term thinking. The future holds advanced
> pantries with
> >> RFID sensors that know what is in the pantry and when they were
> manufactured,
> >> what their expiration date is, etc.
> >
> > And since your can of creamed corn is globally addressable, the rest
> > of the world knows what's in your pantry too. ;)
> >
> 
> This definitely helps explain your misconceptions about NAT as a
> security tool.
> 
> 
> Globally addressable != globally reachable.
> 
> Things can have global addresses without having global reachability.
> There are
> these tools called access control lists and routing policies. Perhaps
> you've heard
> of them. They can be quite useful.

And your average home user, whose WiFi network is an open network named
"linksys" is going to do that how?

Jamie