[126571] in North American Network Operators' Group
Re: Partial Use Of one Regions IP Block in another
daemon@ATHENA.MIT.EDU (Andy Davidson)
Fri May 21 14:50:35 2010
From: Andy Davidson <andy@nosignal.org>
In-Reply-To: <AANLkTilpn8-tsOZTaa3WrjSWY_Z2L9QGFktfZ9a4BC68@mail.gmail.com>
Date: Fri, 21 May 2010 19:50:13 +0100
To: Net <funkyfun@gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On 20 May 2010, at 13:06, Net wrote:
> Are there any policies set by internet registries and/or transit =
providers today that prohibits organizations from using a Partially used =
IP Block allocated in one region say AP through APNIC to be comissioned =
and Propagated in another region such as EMEA serviced by RIPE?.
In some circumstances, deaggregation of your rir-assigned prefix might =
lead to partial reachability (some networks filter on rir minimum =
assignment sizes - not a problem in itself, but some unclever networks =
exist, that don't additionally take a default).
Whatever you announce, make sure it's irr registered too, for the =
networks who transit or peer with you, who automatically build pfx =
filters.
Happy weekend,
Andy=
