[34577] in North American Network Operators' Group
Re: BGP Question - how do work around pigheaded ISPs
daemon@ATHENA.MIT.EDU (Roy)
Mon Feb 12 20:37:37 2001
Message-ID: <3A888F4D.3540061@garlic.com>
Date: Mon, 12 Feb 2001 17:35:09 -0800
From: Roy <garlic@garlic.com>
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To: Bill Nickless <nickless@mcs.anl.gov>
Cc: nanog@merit.edu
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Never mind corporate changes, why should an allocatee not subdivide their space
among their operating units or sites?
To answer your specific question, all of the ones I have seen, the space has been
divided on ARIN allocation boundaries.
Roy Engehausen
Bill Nickless wrote:
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>
> The question seems (in my opinion) to be whether registries are delegating
> netblocks that can be further subdivided, or not.
>
> That is, some ISPs hold that if a registry has allocated /16s in some
> space, those allocations should not be subdivided by the allocatees. If a
> registry is allocating /19s minimum in some other space, then the
> allocatees cannot and should not split that space and advertise longer
> prefixes.
>
> In practice, how have corporate divestitures been handled by the
> registries? Have organizations with portable netblocks been able to split
> them up and get new allocations from the registries, following the
> corporate reorganizations?
>
> Surely someone on this list has worked through such an event. How did it go?
> ===
> Bill Nickless http://www.mcs.anl.gov/people/nickless +1 630 252 7390
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