[151021] in North American Network Operators' Group
Re: filtering /48 is going to be necessary
daemon@ATHENA.MIT.EDU (Owen DeLong)
Fri Mar 9 23:51:20 2012
From: Owen DeLong <owen@delong.com>
In-Reply-To: <41F6C547EA49EC46B4EE1EB2BC2F34184ABD176F30@EXVPMBX100-1.exc.icann.org>
Date: Fri, 9 Mar 2012 20:42:04 -0800
To: Leo Vegoda <leo.vegoda@icann.org>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Mar 9, 2012, at 3:45 PM, Leo Vegoda wrote:
> Hi,
>=20
> Sander wrote:
>=20
>> Splitting the allocation can be done for many reasons. There are =
known cases where one LIR operates multiple separate networks, each with =
a separate routing policy. They cannot get multiple allocations from the =
RIR and they cannot announce the whole allocation as a whole because of =
the separate routing policies (who are sometimes required legally, for =
example when an NREN has both a commercial and an educational network).
>=20
> If they have two different routing policies and need two different =
allocations, why not just have two different LIRs? It makes things a lot =
easier than spending untold weeks or time trying to work out which =
corner cases should be supported by policy and which should not. No?
>=20
> Leo
This may depend on where you are. Being two LIRs in the ARIN region =
requires setting up two complete legal entities which is a lot of =
overhead to carry for just that purpose.
Owen
