[146021] in North American Network Operators' Group
Re: using IPv6 address block across multiple locations
daemon@ATHENA.MIT.EDU (Randy Carpenter)
Mon Oct 31 07:53:26 2011
Date: Mon, 31 Oct 2011 07:52:22 -0400 (EDT)
From: Randy Carpenter <rcarpen@network1.net>
To: Dmitry Cherkasov <doctorchd@gmail.com>
In-Reply-To: <CAP5kh1B9SbeA0T7EYtC2=PakUucyLk2WkxjwYaE470=jHGeMVA@mail.gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Not sure about RIPE, but under ARIN, you would qualify for a /44 (or larger if you have more than 12 sites), out of which you could announce the /48s independently and as an aggregate, as you wish to do.
-Randy
----- Original Message -----
> Hello,
>
> Please advice what is the best practice to use IPv6 address block
> across distributed locations.
>
> Recently we obtained our PI /48 from RIPE. The idea was to assign
> partial slices from this block to different locations (we have
> currently 3 offices in Europe and 2 in USA). All locations are
> interconnected with static VPNs. Each location is supposed to
> establish BGP session with local ISP. Partial prefix /56 + aggregate
> /48 (with long AS PATH) are to be announced by each office.
>
> The problem we ran across is that ISP in US does not wish to accept
> prefixes longer then /48 from us.
> Need your advice: is this normal to distribute /48 by /56 parts
> across
> locations or should we obtain separate /48 for each of them? Or maybe
> we need /32 that can be split into multiple /48? Anyway we are not
> ISP
> so /48 looks quite reasonable and sufficient for all our needs.
>
> Thank you.
>
> Dmitry Cherkasov
>
>
>
