Re: [v6ops] A good "state of the art" overview of IPv6 Transition from FCC

Ed Jankiewicz <> Tue, 04 January 2011 03:29 UTC

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Date: Mon, 03 Jan 2011 22:31:40 -0500
From: Ed Jankiewicz <>
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Subject: Re: [v6ops] A good "state of the art" overview of IPv6 Transition from FCC
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right up there with:

"I think there is a world market for maybe 5 computers"  Thomas Watson, 
Chair IBM, 1943
"There is no reason anyone would want a computer in their home"  Ken 
Olsen, Chairman and founder Digital, 1977
"We don't like their sound, and guitar groups are going out" Decca 
Records, rejecting the Beatles in 1962
"640K should be more than enough for anybody" Bill Gates, 1981

what is the old quote about "never been a weapon built that hasn't been 
used"?  or the generalization of Parkinson's law:

"The demand upon a resource tends to expand as much as the supply of the 

We can only hope that 340 trillion trillion trillion is enough for a 

On 1/3/2011 6:35 PM, Randy Bush wrote:
> "The Internet Protocol version 4 (IPv4) developed in the late 1970s has
> the capacity for about 4 billion unique addresses. It would have been
> hard to imagine in the 1970s that 4 billion addresses were not going to
> be enough. But by the early 1990s, Internet engineers recognized that
> the supply of addresses was relatively limited compared to likely
> demand, and they set to work designing a successor to IPv4. They
> developed a new Internet Protocol, IPv6, with a vastly increased address
> space: 340 trillion trillion trillion addresses."
> it should have added " It would have been hard to imagine in the 1990s
> that 340 trillion trillion trillion addresses were not going to be
> enough."
> i wish i could remember the quote and attribution that no fixed address
> size has ever been enough.
> randy

Ed Jankiewicz - SRI International
Fort Monmouth Branch Office - IPv6 Research
Supporting DISA Standards Engineering Branch
732-389-1003 or