[ppml] [address-policy-wg] Re: IPv6 addresses really are scarce after all

[Iljitsch van Beijnum]

On 31-aug-2007, at 17:31, <michael.dillon at bt.com>  
<michael.dillon at bt.com> wrote:

> I still have not seen
> any clear indication that there is a negative technical impact of
> assigning a /56 per home.

Then you haven't been paying attention, I've been saying /56 is the  
wrong size for some time now.

> To date, the only clear technical issue I have
> seen mentioned for subnet prefixes longer than /48 is that if they are
> not on a 4-bit hex nibble boundary, it makes IPv6 PTR delegation more
> complex.

Then you have to delegate 2, 4 or 8 zones rather than 1, big deal.