nanog mailing list archives

Re: Where to buy Internet IP addresses


From: "Ricky Beam" <jfbeam () gmail com>
Date: Tue, 05 May 2009 16:23:17 -0400

On Tue, 05 May 2009 13:28:25 -0400, Charles Wyble <charles () thewybles com> wrote:
Utility companies utilize Zigbee pretty extensively. So that's millions and millions of addresses right there.

But does the entire planet need to talk to those critters? No. Nor should they even be able to.

Those little gadgets can very happily live within a link-local only network, or isolated private network.

I know the subject of "nat" in IPv6 will have people chasing me with pitchforks, but there are a lot of things in the world that don't need to be accessable by the entire world and should be (must be) protected from even accidentally being exposed to the Evil Internet(tm). Everyone will chime in with "firewall them", but the risk exists as long as they have global addresses. Having to break into a machine in order to get at the internal network (ala today's NAT) makes the network much safer -- not "safe", but safer than directly naked on the internet.

(If you want to do numbers... the utility company could hang 2billion zigbee's on every human on Earth and still not fill *one* /64. [global pop ~ 6.77 billion])


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