Re: [GLOBAL-V6] New draft available: IPv6 Address Allocation and Assignment Global Policy

[Xavier Henner <henner@nerim.net>]

> > If the RIR have not to check small allocations anymore, they can chack if an
> > ISP is big or not.
> > 
> > Number of transit, peering, bandwidth, number of customer... define if an ISP
> > is big or not, and then RIR can decide if it *need* to be independent
> 
> This is dangerous ground that you're treading.  The RIRs have historically
> done a very good job of NOT trying to judge whether anyone is "worthy or
> not" of being multihomed, independed, and what not.  They have concentrated
> on managing IP space on the basis of non-discriminatory (!) technical (!)
> rules.

rules based on Number of transit, peering, bandwidth, and number of customer
are technical and non-discriminatory I think
If there are written and strict, there is no problem

> > When an ISP is small, renumbering is not a really big problem.
> > DNS changes can be automated.
> > Router configuration, if it was good made are not a problem either.
> > Host configuration is not a problem at all in v6.
> 
> Have you ever done this?  For a single enterprise, renumbering is
> not too much work.  But for an ISP, renumbering all their customers is
> *hard*, and it is *expensive*.

Only in v4.
But v4 is not made for renumbering.

Renumbering is quite difficult when you are not READY to do it.
If you build your network with renumbering in mind, it can help.

And v6 has a lot of nice mecanisms to help renumbering

-- 
Xavier Henner
Responsable de l'expérimentation IPv6
Nerim -- Fournisseur d'accès à Internet
URL: <http://www.nerim.net/>
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