IPv6 site local EUI-64 adresses and jails

[Emanuel Strobl]

Am Freitag, 12. August 2005 20:53 CEST schrieb Emanuel Strobl:
> Hi all,
>
> I'm quiet new to IPv6 so I'd like to ask some questions:
>
> So far I know how to generate s site-local address on basis of the MAC
> address of the interface. That's what FreeBSD does itself for INET6
> enabled kernels.

Ok, here I found my first error, it's in fact a link-local addres, no 
site-local. If I need a site-local, is it correct to just assign it 
another (almost similar) address, or should I disable link-local 
autogeneration?

Thanks,

-Harry

> Now in the 24-16-24 scheme of th interface id part of the IPv6 address,
> the 16 bits were inserted with the value FFFE. And bit 57 was changed to
> one! Why???? What if it is alread one? Or isn't tehre any vendor who can
> have bit 41 of his MAC 1?
> Now I want to use a dedicated interface, which is in a different subnet,
> for 5 jails. How do I do that if I want to keep the MAC relation and if
> I'm not allewd to change the FFFE insert? It isn't possible then, is it?
> What should I do instead? Invent my own 64-bit scheme?
>
> I hope you understand my questions, thanks a lot in advance,
>
> -Harr
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