[c-nsp] IPV6 in general was Re: Large networks

Grzegorz Janoszka Grzegorz at Janoszka.pl
Fri Aug 28 08:39:31 EDT 2009


Phil Mayers wrote:
> Grzegorz Janoszka wrote:
>> Yes, unfortunately it is only link-local. I am just trying to figure 
>> it out how to marry link-local with our global ipv6 assignments.
> 
> That's now the way it works AFAICT.
> 
> Basically, the routers still send router-advertisments. However, the 
> link-local address in the next-hop is the HSRPv6 virtual IP, and floats 
> between the active & backup.
> 
> So you only *need* the link-local.

No, my routers do NOT send ra. I disable it as an incredibly insecure 
mechanism.

-- 
Grzegorz Janoszka


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