[afripv6-discuss] What are the benefits of IPv6 over IPv4

Mark Tinka mark.tinka at seacom.mu
Mon Jun 4 08:55:15 SAST 2012

On Sunday, June 03, 2012 06:52:38 PM Kondwani C. Hara wrote:

> I believe by design, ipv4 was never supposed to exhaust.
> But as a marketing extra, even ipv6 address space will
> prove too little. Not every individual requires a public
> ip. But if every device will require a public ip, then
> per individual it should be expected several devices. I
> wonder how many ipv6 ip address are implementable? If
> there is an upper bound, the seemingly huge number will
> exhaust.
> Unless we come back to the original design of ipv4 we
> will find that we would still encounter the same
> problem. We will also find that ipv4 was never supposed
> to exhaust in the first place.

No resource is finite.

The limitation was that of imagination.

It simply wasn't conceivable to Vint Cert, at the time, that 
32-bit IP addressing would be too little.

And as you've rightly pointed, the vastness of IPv6 should 
not fool anyone into believing that it's infinite either.

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