nanog mailing list archives

Re: ARIN IP6 policy for those with legacy IP4 Space


From: bmanning () vacation karoshi com
Date: Thu, 8 Apr 2010 18:00:01 +0000

On Thu, Apr 08, 2010 at 12:50:26PM -0500, Dan White wrote:
On 08/04/10 17:17 +0000, bmanning () vacation karoshi com wrote:
    in the IPv4 space, it was common to have a min allocation size of 
    a /20 ... or 4,096 addresses ... and yet this amnt of space was
    allocated to someone who only needed to address "3 servers"... say
    six total out of a pool of four thousand ninty six.  

Granted, that may have been the case many years ago.

However, this was not our experience when we obtained addresses, and the
ARIN rules as I understand them would not allow such an allocation today.

        i picked a fairly recent example - the min allocation
        size has fluctuated over time.  still it is not the case
        that most folks will get -exactly- what they need - they 
        will - in nearly every case - get more address space than
        they need - due to the min allocation rules

    Thats a huge amnt of wasted space.  If our wise and pragmatic leaders
    (drc, jc, et.al.) are correct, then IPv4 will be around for a very
    long time.

    What, if any, plan exists to improve the utilization density of the
    existant IPv4 pool?  

I believe your question is based on an outdated assumption.

        and that outdated assumption is?

Dan White

--bill



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