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

Phil Mayers p.mayers at imperial.ac.uk
Thu Aug 27 06:01:30 EDT 2009


Phil Mayers wrote:
> Grzegorz Janoszka wrote:
>> Daniel Verlouw wrote:
>>> No real experience with HSRP though, can anyone shed some light on that?
>>> I understand it only works for link-local addresses?
>> 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.

Sorry, that's NOT the way it works...

Sigh.

> 
> 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.



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