misunderstanding scale

Owen DeLong owen at delong.com
Tue Mar 25 06:32:11 UTC 2014


On Mar 24, 2014, at 10:12 PM, Alexander Lopez <alex.lopez at opsys.com> wrote:

>> On Mar 24, 2014, at 9:36 AM, Alexander Lopez <alex.lopez at opsys.com>
>> wrote:
>> 
>>> not to mention the cost in readdressing your entire network when you
>> change an upstream provider.
>>> 
>>> Nat was a fix to a problem of lack of addresses,  however, the use of
>> private address space 10/8, 192.168/16 has allowed many to enjoy a simple
>> network addressing scheme.
>> 
>> This is easily and better solved in IPv6 using provider independent addressing
>> which is readily available.
> <rant>
> Yes but the number of people needing just a /64 will far outnumber the one requesting a /48.

Businesses? I doubt it.

> I would say that the majority of users today and for the future will not require a /48, but will simply use the allocation given to them by their upstream. 

Perhaps, but I don’t see that being just one subnet for anyone at all likely to have a concern about renumbering.

> Many today do not multi-home and how many SMB customers just use a single Public IP behind a NAT device?

Those wouldn’t really have a problem renumbering their network.

> It is easy for us on this list to use or request PIA, but what about the 10 person office?

I’ve done so for several. It’s not hard or expensive.

Owen





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