[ipv6-wg] IPv6 policies & BGP announcements

On Mon, 26 Nov 2007, Clement Cavadore wrote:
> I have a few question regarding IPv6, and policies. I am not LIR, so I
> cannot get any /32 for my network usage. I got from my LIR a /48 for my
> internal network needs, and another /48 for another end-user, routed
> through my network. The two /48 are consecutive, and aggregable as a
> single /47.
>
> - Am I allowed to announce a prefix more specific than my LIR's /32
> (originated from my ASN, not the LIR's one) ?
>
> - If I can announce a more specific prefix, do I have to announce a
> couple of /48s, or may I announce a single /47, originated from my AS ?
> If I can announce the /47, I assume the LIR has to create a route: object ?
>
> - Is there any recommendations I'd need to know for such a situation
> (except becoming LIR, which is not possible for us at the moment) ?

Are you single-homed to your LIR?  If yes, your advertisement does not 
need to propagate to the whole internet.  If not, connectivity might 
break to those other ISPs which do filter more specifics based on 
allocation boundaries.

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings