[AusNOG] IPv4

[Paul Gear]

On 03/03/2013 05:30 PM, Skeeve Stevens wrote:
> Correct.
>
> A /22 of IPv4 is equal to a /32 IPv6.  So you get up to a /32 of v6 
> for no extra fee.
>
> BUT... If you are a business, expect only a /48...  If you are a 
> Service Provider, you can probably justify a /32.
>
> but seriously... a /48 is a TONNE for a business.  The only reason 
> you'd want more is if you have multiple networks in geographic  
> disparate locations with different upstreams.
> ...

Jeff Doyle begged to differ on this a little while back:

http://www.networkworld.com/community/blog/logic-bad-ipv6-address-management

TL;DR version:

  * Businesses: allocate a /48 for every building, no matter how small.
  * ISPs: allocate a /48 for every residential customer.
  * Consistency is much more important than waste management.

Paul

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