nanog mailing list archives

Re: Credit to Digital Ocean for ipv6 offering


From: James R Cutler <james.cutler () consultant com>
Date: Wed, 18 Jun 2014 19:52:46 -0400

On Jun 18, 2014, at 7:37 PM, Daniel Ankers <md1clv () md1clv com> wrote:

On 18 June 2014 19:05, Owen DeLong <owen () delong com> wrote:

OTOH, it's far better than those ridiculous providers that are screwing
over their customers with /56s or even worse, /60s.

Sad, really.

Owen


Is giving a /56 to residential customers REALLY "screwing them over"?

It may be a failure of imagination on my part, but I'm struggling to come
up with use cases for the home which would take up even 10% of the networks
available in a /56.  And if the vast, vast majority of home users will
never come close to needing the whole of a /56 then I don't see why every
home should be given a /48.

Dan

Responding to Dan,

The costs incurred in managing variable subnetting based on user type have been clearly demonstrated in almost two 
decades of IPv4 networking.  If I can assign a /48 to each and every customer (not considered a large enterprise) then 
my deployment costs plummet because I do NOT need to spend engineering time on address assignment.  I only need to get 
out my Network Engineer’s binary knife to slice the address pie once. The same front office that takes the order can at 
the same time assign the IPv6 Prefix - sort of like Ma Bell does with phone numbers.

Since one of my goals as a network provider is to be competitive in price, minimizing extraneous labor costs helps me 
to still make a modest profit.  


James R. Cutler
James.cutler () consultant com
PGP keys at http://pgp.mit.edu



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