nanog mailing list archives

RE: IPv6 Ignorance


From: "Beeman, Davis" <Davis.Beeman () integratelecom com>
Date: Tue, 18 Sep 2012 16:01:14 +0000

Orbits may not be important to this calculation, but just doing some quick head math, I believe large skyscrapers could 
already have close to this concentration of addresses, if you reduce them down to flat earth surface area.  The point 
here is that breaking out the math based on the surface area of the earth is silly, as we do not utilize the surface of 
the earth in a flat manner... 

Davis Beeman 


On Mon, Sep 17, 2012 at 11:27:04AM -0700, Owen DeLong wrote:

What technology are you planning to deploy that will consume more than 2 addresses per square cm?

Easy. Think volume (as in: orbit), and think um^3 for a functional 
computers ;)

I meant real-world application.

Orbits are limited due to the required combination of speed and altitude. There are a limited number of achievable 
altitudes and collision avoidance also creates interesting problems in time-slotting for orbits which are not 
geostationary.

Geostationary orbits are currently limited to one object per degree of earth surface, and even at 4x that, you could 
give every satellite a /48 and still not burn through a /32.

Owen




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