[184352] in North American Network Operators' Group
/27 the new /24
daemon@ATHENA.MIT.EDU (Justin Wilson - MTIN)
Fri Oct 2 10:39:10 2015
X-Original-To: nanog@nanog.org
From: Justin Wilson - MTIN <lists@mtin.net>
Date: Fri, 2 Oct 2015 10:32:02 -0400
To: NANOG <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
I was in a discussion the other day and several Tier2 providers were =
talking about the idea of adjusting their BGP filters to accept prefixes =
smaller than a /24. A few were saying they thought about going down to =
as small as a /27. This was mainly due to more networks coming online =
and not having even a /24 of IPv4 space. The first argument is against =
this is the potential bloat the global routing table could have. Many =
folks have worked hard for years to summarize and such. others were =
saying they would do a /26 or bigger. =20
However, what do we do about the new networks which want to do BGP but =
only can get small allocations from someone (either a RIR or one of =
their upstreams)?
Just throwing that out there. Seems like an interesting discussion.
Justin Wilson
j2sw@mtin.net
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