Minimum IPv6 size

Sat Oct 3 10:01:42 UTC 2009

On Oct 3, 2009, at 1:28 AM, "James Aldridge" <jhma at mcvax.org> wrote:

[...]

> It might be worth relaxing filtering within 2001::/16.  The RIPE NCC
> appears to be making /48 PI assignments from within 2001:678::/29  
> (e.g. the
> RIPE Meeting next week will be using 2001:67c:64::/48)

Why the whole /16 rather than just that /29 and a few other blocks set  
aside for /48s? There are a lot of /48s in a /16, so protecting  
against someone accidentally deaggregating their allocated /32 into / 
48s seems legitimate.

Regards,

Leo