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Re: Re: Get as much IP space as you ever dreamed of, was: Re: Lookingto buy IPv4 addresses from class C swamp
- From: Stephen J. Wilcox
- Date: Tue Apr 29 08:45:23 2003
On Tue, 27 May 2003, todd glassey wrote:
>
> What I dont understand is the need to stay 1:1 routable. Most all of you
> larger ISP's could have your own private IP Space by simply running a NAT'd
> infrastructure. Why not do it for all your customers?
And what if you want to host a webserver or mailserver?
Why stop there, what about with local exchanges in the PSTN, you could put all
towns on their own extension based PBX and save time in having to allocate phone
numbers..
Steve
>
> Todd
>
> ----- Original Message -----
> From: "Stewart, William C (Bill), RTSLS" <billstewart@att.com>
> To: <nanog@trapdoor.merit.edu>
> Sent: Monday, April 28, 2003 11:27 PM
> Subject: RE: Re: Get as much IP space as you ever dreamed of, was: Re:
> Looking to buy IPv4 addresses from class C swamp
>
>
>
> [Let's try this again without fat-fingering the Send button :-)]
>
> Seems like an obvious case for using IPv6.
> RFC2373 site-local addresses assign a /48,
> with 16 bits of subnet ID and 64 bits of host ID.
> The average location probably doesn't have 2**16 extranets on one DMZ;
> picking a random value usually yields one that nobody you're talking to
> is also talking to, so almost nobody needs to use NAT for this kind of
> thing,
> assuming you plan to tunnel them.
>
>
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