Private use of non-RFC1918 IP space

James R. Cutler james.cutler at
Thu Feb 5 01:35:15 UTC 2009

Clarification here:

1/8 was never on the EDS backbone.  Was only used locally in one site,  
as far as I can determine.

On Feb 4, 2009, at 7:29 PM, Randy Bush wrote:

>> I see you've never done business with EDS.  They've been using 1/8  
>> for
>> over a decade.  Also, over the years, I've seen a number of  
>> universities
>> and supercomputing facilities number nodes out of 1/8 -- however,  
>> those
>> systems are never supposed to see the internet anyway, so they could
>> technically number them however they want.  Personally, I've used  
>> 1/8 in
>> lab setups.
> brilliant!  i think all my competitors should do that.
> randy

James R. Cutler
james.cutler at

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