Dual stack IPv6 for IPv4 depletion

Tue Jul 14 23:34:53 UTC 2015

For one thing a /32 is nowhere near enough for anything bigger than a modest ISP today. Many will need /28, /24, or even larger. The biggest ones probably need /16 or even /12 in some cases. 

Owen

On Jul 14, 2015, at 12:53, John R. Levine <johnl at iecc.com> wrote:

>> We're talking about end user assignments made by ISPs, not ISP assignments. An ISP's /32 is likely the only entry one needs in the FIB.
> 
> In that case, why should anyone care how the ISP assigns space to its customers?
> 
> R's,
> John