Re: Cogent IPv6

[Iljitsch van Beijnum <iljitsch () muada com>]

On 9 jun 2011, at 14:19, sthaug () nethelp no wrote:

> It is perfectly possible to use RA *only* for the default router, and
> not announce any prefix at all. This implies a link-local next hop.

Router advertisements always use the router's link local address, you can't get a router's global address from this. 
IPv6 routing protocols also pretty much only use link locals, so link local next hop and default routes are completely 
routine.