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

Mohacsi Janos mohacsi at niif.hu
Fri Aug 28 08:55:15 EDT 2009




On Fri, 28 Aug 2009, Grzegorz Janoszka wrote:

> 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.

I disagree. Not worst than DHCP. By the way how do you distribute 
parameters for local links?

Best Regards,
 		Janos Mohacsi


More information about the cisco-nsp mailing list