Re: W.G. Last Call on "IP Version 6 Addressing Architecture"

[Alex Conta]

Randy Bush wrote:
> 
> >   Unassigned:
> >
> >   6/8 + 57/512 (2.5521177519070384759753095557382e+38
> > +                                 3.788299787987010237775850121799e+37
> > of addresses)
> >                This is the remaining of the address space, which has not
> > been assigned.
> 
> sorry, i should have been more specific.  please send CORRECT text :-).
> 
> that space is unicast space.  we specifically don't want folk coding
> forwarding or routing algorithms treating it any differently than
> 

So "unassigned" means really "assigned for unicast, but undefined yet
type of addresses".

That would certainly not represent accurately or encourage any future
developments other than the one focused on unicast. How could we know
now what the future communication models would be? Furthermore, I do not
see the motivation behind such restriction.

Could you elaborate on the exact reasons?

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