Randy - 
 
  We'll likely put that out to the ARIN community for consultation
  at the point in time when becomes a potential issue. I expect we 
  will have plenty of time before that needs to be considered at the
  present rate of allocation.

/John

John Curran
President and CEO
ARIN

On Oct 18, 2010, at 3:08 PM, Randy Carpenter wrote:

> John,
> 
> Can you tell us at what degree the bisection stops?  i.e. does it keep going 
> until there are no spaces left, or will you leave some space in between each 
> one to leave some room for future needs for orgs that already have 
> allocations?
> 
> 
> -Randy
> 
> --
> | Randy Carpenter
> | Vice President, IT Services
> | Red Hat Certified Engineer
> | First Network Group, Inc.
> | (419)739-9240, x1
> ----
> 
> ----- Original Message -----
>> On Oct 18, 2010, at 2:18 PM, David Conrad wrote:
>>> On Oct 18, 2010, at 6:59 AM, Jack Bates wrote:
>>>> ARIN does reservations (unsure at what length, but at least down to
>>>> /31).
>>> 
>>> Do they still do that? Back when I was at IANA, one of the
>>> justifications the RIRs gave for the /12s they received was that
>>> they were going to be using the 'bisection' method of allocation
>>> which removes the need for reservation. Last I heard, APNIC was
>>> using the bisection method...
>> 
>> ARIN is doing the same (the 'bisection' method) with our IPv6
>> management
>> since January 2010: we refer to the "sparse allocation" approach and
>> it
>> was requested by the community during the ARIN/NANOG Dearborn meeting.
>> 
>> FYI,
>> /John
>> 
>> John Curran
>> President and CEO
>> ARIN


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